Resistors
Metal
Metal Strip Current Sense
Element
Resistors Surface Mount
Current Sense Resistor
Resistance R0005 (0.5m ) to R015 (15m )
Robust metal strip able to withstand high
Surface Mount
ULR Series
Metal Strip Current Sense Resistors
Low TCR, Low inductance
temperature and high current.
Designed for current sensing in power electronic systems
Robust metal strip able to withstand high
Low TCR and Inductance
Solid metal element withstands high current surges
Welwyn Components
Resistance
temperature and high current.
ULR Series
Range from 0.5 mΩ to 22 mΩ
RoHS compliant
RoHS compliant
Low TCR and Inductance
AEC-Q200 Qualified
AEC-Q200
Range from 0.15
mΩ
to 22
mΩ
Resistance
Resistance Range from 0.15 mΩ to 22 mΩ
Construction
Higher wattage devices feature PCB clearance gap to
RoHS compliant
Black coat
maximize thermal performance
A low TCR resistance alloy plate, with tin plated connection bands is protectively coated on the upper and lower
AEC-Q200
AEC-Q200
faces and numerically marked
Data
resistance value. This part is suitable for wave or reflow soldering.
Electrical
with the
Metal Element
ULR Series
Current Sense Resistor
ULR Series
Welwyn Components
·
·
·
·
·
·
·
·
·
·
·
·
Performance Data
AEC-Q200
Test
R0005
R0005
R004
R0005
ohms
R0006 to R01
R001 to R01
Dielectric
to R006
Dielectric
Ambient
Power
to R015
to R01
to R003
TCR
TCR
Tolerance
Ambient
Power Rating
Standard Resistance Values
Tolerance
Standard Resistance
Uncoated
Size
Size
Withstanding
Temperature
Type
Coating
Rating
Withstanding
Type
Coating
(ppm/°C)
(±%)
(%)
Value
Isolation voltage
@ 80°C (W)
volts
N/A
1
mΩ
1
200V
(±ppm/°C)
N/A
200V
200V
200V
Temperature (°C)
(mΩ)
A low TCR resistance alloy plate is
@80°C (W)
to set the final resistance and the lower face only is
(V)
(V)
grooved
Voltage
(°C)
Voltage
protected with an
50, 75,100,
0.2, 0.25,
2,
0.4,
5,
0.6
175
ULRG1
epoxy coating. The lower faces are tin plated for
0.6, 0.75, 1,
0.3,
3,
This
6,
is ONLY suitable for reflow soldering.
50, 100
0.5,
connections.
4,
0.5,
part
ULRG1 /
/
1
1206
150
1
0.75, 1, 1.2, 2, 2.5, 3, 3.5, 4, 5, 5.5, 6, 7, 8, 9, 10
ULR1S
1206
50
50
See table
TCR
ppm/°C
50
10
N/A
50
50
2
7, 8, 9,
ULR1S
See table
None
2
None
N/A
below
0.2, 0.25, 0.3, 0.4, 0.5
150
ULRG15
Marking
/
/
2010
2010
ULRG15
0.5, 0.75, 1, 2, 3, 4, 5,
below
6,
1.5
ULR15S
1.5
0.75, 1, 1.5, 2, 2.5, 3, 4, 5, 5.5, 6, 7, 8, 9, 10
7, 8, 9, 10
ULR15S
%
1(F), 5(J)
Only
ULRG1 /
size
Resistance tolerance
2512
parts are marked. For values which are integer numbers of milliohms, the marking is 4-character
2
ULRG1 /
1
11,
None
14,
Black/Green
12, 13,
15, 22
Protective coating
2m ,
1
None
Black/Green
Green
Green
50
“R010” for 10m
12, 13, 14, 15, 22
including fractions of a milliohm the marking is 3 or
IEC62
ULR1
e.g. “R002” for
code;
11,
. For values
ULR1
Standard
“M”
See table
“1M50” for 1.5m .
ULRG2 /
,
4-character code using
values
to indicate the decimal point,
7, 7.5, 8, 9, 10
for 0.75m
50
below for available values
2
6.5,
e.g. “M75”
ULRG2 /
ULR2
2
6.5, 7, 8, 9, 10
Ambient temperature range °C
-55 to +170
ULR2
ULRG25 /
3.5, 4,
ULRG25 /
Green
above 0R015
2.5
to our LR / LRF Series
4.5, 5, 5.5, 6
Note 1:
For values
ULR25
2.5
refer
3.5, 4, 4.5, 5, 5.5, 6
Green
ULR25
Note 2:
Colour of coating relates to solder process suitability, see Construction
0.15
1, 5
1, 5
-55
-55
+170
to
to +170
0.5, 0.75
0.3
100
0.25,
ULRG3 /
Standard values available
(non-standard values may be available to order
150
- consult factory
ULRG3 /
3
200
3
0.4
ULR3
2512
1, 1.5, 2, 2.5, 3
50
2512
200
ULR3
ULR1S
ULR1
ULR15S
ULR2
ULR25
ULR3
0.5, 0.75
Value
0.5, 0.75,
1.5,2,2.5,3
TCR
1.5,
50
50
Coat
TCR
Coat
TCR
1,
1,
Coat
2
Coat
TCR
Coat
TCR
Coat
TCR
R0005
Black
50
0.5, 0.75, 1.5, 2
Black
50
50
Green
100
2.5, 3, 3.5
150
ULRB1 /
1
R0006
None
50
2.5, 3, 3.5
150
ULR1
4,
50
5, 5.5, 10
4.5,
Sn Plated Finish
100
ULRB1 / ULR1
1
Black
R00075
Black
50
Green
100
Black
4, 4.5, 5, 5.5, 10
100
Black
Green
7.5
50
Uncoated
50
Coat &
6, 6.5, 7,
None
7.5
75
Black
R001
None
50
Black
50
6, 6.5, 7,
Black
75
Green
50
ULRB2 /
R0015
Black
50
Black
50
Green
50
ULRB2 /
2
0.5, 0.75,
1.5,
1, 1.5,
2
0.5, 0.75, 1,
None
2
2, 3
50
50
50
R002
None
50
Black
50
Black
50
Green
50
ULR2
Termination Details:
ULR2
R0025
Black
a barrier layer
150
Material
higher resistance values
plated
refer to LRMA series. 2. Package sizes 1206 and 2010 are uncoated on the top surface and unmarked.
Matt tin
please
finish over
Notes: 1.
For
R003
None
50
Black
150
None
50
Green
50
Solderability
95% min coverage (MIL-STD 202F / 208H, 235ºC 2 secs)
R004
None
50
Black
100
None
50
Green
50
R0045
Green
50
R005
None
50
Black
100
None
50
Green
50
Table 7
None
(add
Green
R0005)
R006
50
Black
75
None
50
50
R0065
Black
75
Green
Black &
50
ref.
Green
R007
None
50
Black
75
None
50
Green
uncoated
50
R008
None
50
None
50
Green
50
3
High Temp. Exposure * MIL-STD-202 Method 108
50
1
50
1
R009
None
50
None
Green
4
Temperature Cycling
Black
JESD22
100
Method JA-104
50
1
R01
None
50
None
Green
0.5
50
R011
Green
50
6
Moisture Resistance MIL-STD-202 Method 106
1
1
Green
50
R012
7
Biased Humidity MIL-STD-202 Method 103
1
1
Green
50
R013
8
Operational Life (Cyclic Load) * MIL-STD-202 Method 108
1
1
Green
50
R014
14
Vibration MIL-STD-202 Method 204
0.5
0.5
R015
Green
50
Resistance range 1
A low TCR resistance alloy plate is grooved to set the final resistance, the lower faces are
2512
plated
2512
tin
for
Footprint size
1206
2512
2010
2512
connections, and it is protectively coated on the upper and lower
1.0
faces and numerically marked with the resistance
Power rating at 80°C
watts
1.5
2.0
2.5
3.0
Electrical Data
suitable for reflow soldering.
1.0
value. This part is ONLY
R0005
R0005
R004
R0005
Higher devices feature PCB clearance gap to
Higher wattage devices feature PCB clearance gap to
maximize thermal performance
Green coat
ULR1S
All parts are Pb-free and comply with EU
2011/65/EU (RoHS2)
All parts are Pb-free and comply with EU Directive 2011/65/EU (RoHS2)
ULR1
ULR15S
ULR2
ULR25
ULR3
ULR1
ULR15S
ULR2
ULR25
ULR3
Method
Max.
15
16
18
21
22
Resistance to Soldering Heat * MIL-STD-202 Method 210
Thermal Shock * MIL-STD-202 Method 107
Solderability
J-STD-002
Board Flex
AEC-Q200-005
Terminal Strength
AEC-Q200-006
Short Term Overload *
5 x Pr for 5s
0.5
1
0.5
1
>95% coverage
0.5
0.5
0.25
0.25
0.5
1
Notes: 1. Full AEC-Q200 qualification applies to 2512 size. The 1206 and 2010 sizes have received the tests marked *.
General
Note
General
Note
electronics reserves the right
make changes in
in product specification without notice or liability.
TT Electronics reserves the right to
to make changes
product specification without notice or liability.
All
information is
subject to TT Electronics’ own data and is considered accurate at time
time of
to print.
information
subject to
graph
All information is
is subject to TT electronics’ own data and is considered accurate at
of going
going to print.
Power de-rating
TT Electronics’ own data and is considered accurate at time of going to print.
P
BI Technologies IRC Welwyn
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
www.ttelectronics.com/resistors
www.ttelectronics.com/resistors
100%
electronics plc
© TT Electronics plc
50%
06.17
03.14
01.18
200
e
Metal
Metal
Element
Black
Metal Element
Black
Current Sense Resistor
2
Sense Resistor
2
Current Sense
Black
Resistor
1
6, 6.5,
Metal
For higher resistance values please refer to LRMA series. 2. Package
7
sizes 1206 and 2010
75
uncoated on the top surface and unmarked.
Element
ULR
Series
ULR
Series
Notes:
1.
are
ULRB2 /
ULR Series
resistance values please
2
to LRMA series. 2.
0.75, 1, 1.5, 2
1206 and 2010 are uncoated on the top surface and unmarked.
0.5,
Package sizes
50
Notes:
1. For higher
refer
Current Sense Resistor
ULR2
2
ULR3
ULR2
ULRG3 /
ULRG25 /
ULR3
ULR1
ULR25
ULR1
ULRB2 /
/
ULRG3
ULR1
ULRB2 /
ULR3
ULR1
ULR1
ULRB2 /
ULR2
ULRB2 /
ULRB2 /
ULR2
ULR1
e
2
Non
e
2
Non
Green
2.5
3
2
3
1
3
1
0.5, 0.75
1, 1.5, 2, 2.5, 3
1, 1.5, 2,
5, 6
3
0.5,
4, 4.5,
1, 1.5, 2
0.75, 2.5,
0.5, 2.5, 3,1, 1.5, 2
0.75, 3.5
0.5,
3.5
2.5, 3,5.5,
4, 4.5, 5,
0.75
10
1, 1.5,
5, 5.5,
3
4, 4.5, 6.5,
2.5,
10
6,
2,
7
0.5, 0.75, 1,
7
6, 6.5,
1.5, 2
0.5,
2.5, 3, 3.5
2
0.75, 1, 1.5,
0.5,
4.5, 5,
1, 1.5, 2
4,
0.75,
5.5, 10
6.5, 7, 8, 9, 10
100
50
50
50
150
100
150
100
50
100
75
50
75
50
150
50
100
1, 5
200
200
-55 to +170
Metal Strip Current Sense Resistors Surface Mount
Metal Strip Current Sense Resistors Surface Mount
ULR Series
Metal Strip Current Sense Resistors Surface Mount
0.3
Size Coating
Values
0.5, 0.6, 1, 4, 5, 6
Dimensions (mm) and weight
1, 4, 5, 6
0.5, 0.6,
1
(mg)
6
1206
2,
0.4
10
3,
1206
0.5, 0.6, ,4, 5,
Size
Values
1206
Coating
2,
3, 10
7, 3, 10
2,
8, 9
0.5, 0.6,
8, 9
9 5
5, 6
7,
1,
7, 8,
4,
0.5, 1, 4,
None
1206
2,
6, 7, 85
0.5,
0.2
10
1,
None
2,
3,
4,
None
0.25
2010
7,
3
9
8,
2, 6, 7, 8
0.3
2010
0.5,
0.4
4, 5
None
3
9,
1,
10
2010
2,
9,
7, 8
0.5,
6,
10
5
1, 4,
0.5
2010
2, 6,
3
8
7,
0.5
0.75
9,
3
10
0.75
1, 5, 6
9,1 0
Green
0.5
0.15
1, 5, 6
1.5, 6.5, 7
0.75
Green
21.5,
0.2
- 22
– 3,6.5, 7
8
1, 5,
0.25, 3
6
Green
Green
2
1.5,
0.4
- 22
–4,
6.5, 7
3,4.5
8
2
0.5
0.5
- 22
–
4,
-
4.5
3,
0.75
8
1
0.5
- 22
0.75, 2.5
4, 4.5
0.5
0.75,
2.5
1
0.5
2.5
0.75,
2512
1
1.5
1
0.75, 2.5
2512
2512
1.5
2,
1.5
6
5,
1
2512
2, 5, 6
2,
1.5
6
5,
3
3
Black
Black
3
3.5
2,
3.5
6
5,
Black
4
3.5
3
4
Black
4.5
3.5
4
4.5
5.5, 6.5
4.5
5.5,
4
6.5
7
4.5
5.5, 6.5
7
10
5.5, 6.5
ULR Series
7
10
7
ULR Series
10
Physical Data
Physical Data
Physical
weight (mg)
Data
Physical Data
Dimensions(mm) and
Dimensions
Coating
and weight (mg)
(mm)
Size
Values
Physical Data
0.2, 0.25
Physical Data
Values
Dimensions (mm) and weight (mg)
Size Coating
ULR Series
resistance values please refer to LRMA series. 2. Package sizes 1206 and 2010 are uncoated on the top surface and unmarked.
Notes:
1. For higher
L (±0.25)
Construction
Construction
Construction
Construction
Black coat
Construction
Construction
10
T (±0.2)
1.5 ±0.25
D
1.0
T (±0.2)
1.4 ±0.25
±0.25
1.1
D
1.4 ±0.25
1.1
0.6 ±0.25
1.1 ±0.25
T (±0.2)
0.6 ±0.25
±0.25
0.6
0.9
D
0.6
1.1
0.9 ±0.25
±0.25
0.9
1.84 ±0.25
1.6
2.34 ±0.25
±0.25
3.20
0.6
1.84
1.54 ±0.25
2.54
±0.1
2.24 ±0.25
±0.25
5.08
2.54 ±0.3
0.9
±0.15
1.0
1.54
1.04
2.54
2.04 ±0.25
±0.25
5.08
1.84
±0.15
1.04
1.29
±0.25
0.6
1.84 ±0.25
±0.25
5.08
1.54
2.54
1.84 ±0.25
±0.25
1.29
0.6
2.68
±0.25
5.08
1.54 ±0.25
±0.25
±0.15
0.6
1.04
2.68
2.54 ±0.15
2.48 ±0.25
1.29
0.6
1.04 ±0.25
±0.25
2.48
1.93
3.0
1.29 ±0.25
±0.25
2.68 ±0.25
2.98 ±0.25
±0.25
±0.2
1.93
1.43
3.0
2.48 ±0.25
2.88 ±0.25
±0.25
1.43
1.18
3.0 ±0.3
±0.2
1.0
1.93
3.0
2.68 ±0.25
±0.25
1.18
2.18
±0.25
2.18 ±0.25
±0.25
±0.2
1.43
2.18
±0.25
1.4
1.93 ±0.75
±0.25
1.0
1.18
3.18 ±0.35
0.6
1.4
1.0
2.18 ±0.25
1.4
1.0
0.8
1.4
1.0
6.35
0.8
0.8
0.65
1.0
6.35
6.35
0.65
0.65
0.5
0.8
6.35
0.5
0.7
1.3
3.18
0.5
0.65
1.3 ±0.38
±0.38
0.7
3.18 ±0.25
±0.25
0.71
0.71
0.7
1.3 ±0.38
3.18
0.5
±0.25
0.6
0.71
0.7
1.3 ±0.38
0.6
3.18
±0.25
0.58
0.58
0.71
0.6
0.47
0.6
0.58
0.45
0.47
0.58
0.47
0.8
0.45
1.9 ±0.15
0.47
0.45
0.8
1.9 ±0.15
0.45
0.8
1.9 ±0.15
0.8
1.9 ±0.15
L (±0.25)
W
1.6
L (±0.25)
±0.3
W
1.6
3.2
3.20
±0.1
1.6
L (±0.25)
±0.1
W
3.20
1.6
±0.1
W
T (±0.2)
D
Wt (nom)
Wt (nom)
25
Wt (nom)
20
Wt (nom)
20
20
40
50
40
40
20
40
60
60
60
60
Welwyn Components
Welwyn Components
Welwyn Components
Black coat
A low TCR resistance alloy plate, with tin plated connection bands is protectively coated on the upper and lower
Black coat
A low TCR resistance alloy plate, with
tin plated connection bands
is protectively coated
on the upper and lower
faces and numerically marked with the tin plated connection bandsis suitable for wave or on the upper and lower
A low TCR resistance alloy plate, with
resistance value. This part
is protectively coated
reflow soldering.
faces and numerically marked with the resistance value. This part is suitable for wave or reflow soldering.
faces
coat
Green
and numerically marked with the resistance value. This part is suitable for wave or reflow soldering.
Green
coat
A low
coat
resistance alloy plate is grooved to set the final resistance, the lower faces are tin plated for
Green
TCR
A low TCR resistance alloy plate is grooved to set the final resistance, the lower faces are tin plated for
connections, and it is protectively coated on the upper and lower faces and numerically marked with the resistance
A low TCR resistance alloy plate is grooved to set the final resistance, the lower faces are tin plated for
connections, and
it is protectively
coated on the upper
and lower faces and numerically marked with the resistance
connections, and
ONLY suitable
coated on the upper
value. This part is it is protectivelyfor reflow soldering. and lower faces and numerically marked with the resistance
value. This part is ONLY suitable for reflow soldering.
Uncoated
Uncoated
A low TCR resistance alloy plate is grooved to set the final resistance and the lower face only is protected with an
A low coating. The lower faces are grooved for connections. This part and the suitable for reflow soldering.
epoxy TCR resistance alloy plate istin plated to set the final resistance is ONLY lower face only is protected with an
epoxy coating. The lower faces are tin plated for connections. This part is ONLY suitable for reflow soldering.
Marking
Marking
Marking
Only 2512 size parts are marked. For values which are integer numbers of milliohms, the marking is 4-character
Only 2512 size parts are marked. For values which are integer numbers of milliohms, the marking is 4-character
Only 2512 size parts are marked. For values which are integer numbers of milliohms, the marking is 4-character
IEC62 code; e.g. “R002” for 2m , “R010” for 10m . For values including fractions of a milliohm the marking is 3 or
IEC62
code; e.g. “R002” for 2m , “R010” for 10m . For values including fractions of a milliohm the marking is 3 or
IEC62
code; e.g. “R002” for 2m , “R010” for 10m . For values including fractions of a milliohm
.
4-character code using “M” to indicate the decimal point, e.g. “M75” for 0.75m , “1M50” for 1.5m
the marking is 3 or
4-character code using “M” to indicate the decimal point, e.g. “M75” for 0.75m , “1M50” for 1.5m .
4-character code using “M” to indicate the decimal point, e.g. “M75” for 0.75m , “1M50” for 1.5m .
Black
Green Coat & Uncoated
Black
Termination Details:
Termination Details:
Material
Matt tin plated finish over a barrier layer
Material
Matt tin plated finish over a barrier / 208H, 235ºC 2 secs)
Solderability
95% min coverage (MIL-STD 202Flayer
Solderability
95% min coverage (MIL-STD 202F / 208H, 235ºC 2 secs)
General Note
AEC-Q200
Table 7
General
Note
General
Note
AEC-Q200
Table 7
TT electronics reserves the right
make changes in
in product specification without notice or liability.
TT
Electronics
reserves the right
to make changes
in product specification without notice or liability.
General Note
TT electronics
reserves the right to
to make changes
product specification without notice or liability.
Method
ref.
AEC-Q200
Table 7
All information is subject to
Electronics’
own data and is
electronics’
accurate at time
going to print.
All information
reserves the
TT
TT
Test
own data
in product
considered
accurate at notice
of
going to print.
TT electronics
is
is subject to TT electronics’ own data and is considered without time of
to print.
specification
or
information
subject to
right to make changes
and is considered accurate at time of going
liability.
ref.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
Sn Plated Finish
Sn Plated Finish
Sn Plated Finish
Green Coat & Uncoated
3
electronics plc
©
TT Electronics plc
High Temp. Exposure * MIL-STD-202 Method 108
4
Temperature Cycling JESD22 Method JA-104
3
High Temp. Exposure * JESD22 Method JA-104
©
4
electronics plc
Temperature Cycling MIL-STD-202 Method 108
TT
4
6
6
Test
3
High Temp.
© TT electronics plc
Test
Exposure *
ref.
MIL-STD-202 Method 108
Method
Method
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
uncoated
www.ttelectronics.com/resistors
Black &
Green
1
www.bitechnologies.com
1
www.irctt.com www.welwyn-tt.com
uncoated
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
Green
uncoated
Max.
(add R0005)
Max.
(add R0005)
BI Technologies
Black &
(add R0005)
Max.
Black &
Green
0.5
1
0.5
1
IRC Welwyn
1
Temperature Cycling MIL-STD-202 Method 106
Moisture Resistance JESD22 Method JA-104
Moisture Resistance MIL-STD-202 Method 106
0.5
1
0.5
1
0.5
1
1
0.5
1
01.18
06.17
03.14
03.14
03.14
Metal
Metal
Element
Current
Sense Resistor
Sense Resistor
ULR
Series
ULR
Series
Electrical Connections
2512
a
4-wire measurement points
4-wire pad layout
2512
5.4
2512
a
4-wire measurement points
1.2
5.4
1.0
1.2
1.5
3.45
L
1.0
1.5
unit: m
3.45
ULR
m
Series
unit: mm
L
unit mm
4-wi:re pad layout
2010
uni mm
2010
4-wti:re measurement points
Electrical Connections
Electrical
2512
4-wire pad layout
Connections
L
Metal Element
Current Sense Resistor
2-wire pad layout
2512
a
2-wire pad layout
2512
a
L
L
0.5it: mm
un
Probe dia.
0.5it: mm
un
2-wire pad
Probe dia. layout
2010
2-wir pad d
2-wire e pa
a
layout
layout
2010
2-wire pad
a
layout
2512
2512
4-wire measurement points
5.4
4-wire measurement points
5.4
2512
2512
3.45
3.45
1.5
1.5
unit: mm
uni mm
4-wti:re measurement points
4-wir measurement t poin
4.32
4-wire e measuremenpointsts
5.4
4.32
4-wire measurement points
1.2
5.4
1.5
1.2
unit: mm
1.5
unit: e m
mm
4-wimm easurement points
unit: r
u4-wimm easurement points
ni re m
4-wti:re measurement points
2.6
4-wire measurement points
4.32
2.6
1.25
1.25
1.2
unit: mm
1.2
unit: mm
unit: mm
4.32
0.5
Probe dia.
0.5
Probe dia.
2010
201
2512 0
2512
0.5
Probe dia.
0.5
0.5
Probe dia.
Probe dia. 6
120
L
Electrical Connections
a
a
4-wire pad layout
0.8
2010
1.05 12
25
4.32
1.2
1.05
2010
201
2512 0
L
2512
2.9
2.9
3.45
3.45
1206
1206
2010
L
LL
L
2010
1.9
1.9
2.9
2.9
4-wir pad layout
a
201
Electrical
ut
Connections
0
Electrical
2512
4-wire e pad l
a
yo
Connections
4-wire measurement points
4.32
L
1.2
a
L
L
L
L
2.9
0.8
1.0
L
1.2
unit: mm
1.2
2.9
unit: mm
L
1.0
unit:re p
4-t: imm ad layout
w mm
1206
uni
unit: e measurement points
mm
1206
4-wir
L
4-t: imm ad layout
w re p
1206
u-wire pad la
a
out
ni
4
y
2010
1206
4-wire measurement points
2.6
4-wire pad l
aa
out
ay
0.7 2010
0.5
2.6
L
1.9
1.25
0.7
1.05
a
0.5
0.8
L
unit: mm
L 1.25
1.9
1.05
unit: mm
0.8
unit: mm
L
unit: mm
unit: mm
a
a
0.5
unit: mm
Probe dia.
L L
L
0.5 wire pad layout
unit: mm
u2-t: mm
ni
Probe dia.
1206
2-t: imm ad layout
w re p
uni
2-wire pad layout
a
1206
2-wire pa
a
layout
d
a
0.5
Probe dia. 6
120
2010
2010
a
0.5
unit: mm
Probe dia.
0.5
unit: mm
unit: mm
Probe dia.
0.5
Probe dia.
0.5
0.5
Probe dia.
Probe dia.
0.5
Probe
L
dia.
Package
Resistance
a
a
unit: mm
unit:re pad la
unit: mm
Package
Resistance
a
L
4-
Package
yout
Resistance
wi mm
1206
2-wire
L
ad layout
p
1206
4-wire measurement points
1206
(mΩ)
Package
Resistance
a
L
(mΩ)
Package
Resistance (mΩ)
(mΩ)
a
b
c
d
e
f
Package
Resistance
a
L
Package
Resistance
0.6
poin
a
0.6
Package
layout
(mΩ)
Resistance
a
L
pad layout
1206
1
0.75
ea
1.9
ement
1.55
ts
2.15
L
206
0.55
All
(mΩ)
4
2512
pad
-wire
- Black
12
2.7
06
2-wir
2.9
e
12
- 0.4
4-wire m sur
1
0.4
0.2
06
0.5, 0.6
0.55
a
(mΩ)
2.6
1.55
Package
a
Resistance
a
L
1
(mΩ)
1.55
0.55
2
1.35 2.89 0.6
1.05
-3
1.55
0.5
3.13
0.52
2010
0.2 - 0.4
0.6 3.08 1.4
0.5, 0.6
1.55
0.55
(mΩ)
1, 4 – 6
1.55
0.55
1- 6
2512 - Black 2 All
2.7
2.9
-3
1.05
1.55
0.55
0.75
2.93
0.94
0.15
3.4
0.6
1.55
0.6
2.8
1.0
0.7
1.55
1206
- 0.3
a
a
2512 - Green
2010 - Green 4
2
2.6
1, 4
0.55
1- 6
L
2-
–
9
3,
-3
1.05
1.55
3.13
0.52
2010 - Green
4 0.5
– 6
1.55
0.55
2
1.25
10
1.05
1.55
7
1.5
0.95
0.5
1.9
0.4
3.4
0.6
1.35
0.6
3.8
2.0
2.38
2.04
1206
L
1
2-3
1.05
1.55
2
-
–
9
3,
1.05
1.55
2010 - Green 10- 6
4
1.55
0.55
2.93
0.94
7 0.75
10
1.35
0.95
0.7
1.88
1.05
0.5
1.55
7–9
1.35
0.95
1.5
3.04
L
2010 - Green 10- 6
4
1.55
0.55
7
1.25
-9
1.35
Probe
0.95
0.5
1.9
1
–
- 3
2.38
2.04
1.05
1.55
dia.
1.35
1
2.29
0.95
2512
2
1.63
3.54
unit: mm
4 - 5
unit: mm
- Green
7
L
9
unit:
0.95
mm
0.5, 1,
2.29
0.95
7-9
1.35
0.95
10
1.05
0.5
1.55
1.55
1.88
3.04
1 1.5 4.5
4 - 5
2.29
0.95
2
1.99
4,
2.63
1.54
0.5, 1,
2.29
0.95
2, 6 – 8
1.99
Probe dia.
1.55
10 - 3
1.05
1.55
1
2.29
0.95
2512 -
1.63
1.99
1.55
unit: mm
unit: mm
Green 2 2 - 6
unit:
3.54
mm
3
1.49
2.55
2.38
2.04
2010
a
2,
5
6 – 8
1.99
1.55
1206 - Green
1 4.5
2.29
0.95
3
1.49
2.55
2
1.99
1.55
2.63
1.54
3 4, 7
1.49
2.55
2010
4-5
2.29
0.95
6.5,
1.88
3.04
1206 - Green
3
5 5 6
1.49
2.55
2- -
1.99
1.55
3
1.49
2.55
2.38
2.04
4
Resistance
2.29
0.95
Package
Resistance
a
L
9 10
1.74
2.05
Package
a
L
1.99
1.55
Package
Resistance
a
L
8 - 22
1.63
3.54
1206 - Green 6 -
-
8
c
3-
-
8 7
1.49
2.55
(mΩ)
4--10
5
2.29
0.95
9
(mΩ)
10
1.74
2.05
1.88
3.04
1.99
1.55
(mΩ)
9
1.74
2.05
1206 - Green 6 6.5,
4--10
5
2.29
0.95
Package
Resistance
a
L
Package
Resistance
a
L
16 - 8
1.55
0.55
1.99
1.55
2512 - Black 9All 22
2.7
2.9
8-
1.63
3.54
1.74
2.05
0.5, 0.6
1.55
0.55
+
-
Suggested Alternative 4-Wire
1.99
Design Methods
+
-
(mΩ)
I
I
b
d
V
9- -310
V
(mΩ)
6-8
1.55
2
1.05
1.55
1.74
2.05
0.5
3.13
0.52
1, 4 – 6
1.55
0.55
1- 6
2512 - Black
All
2.7
2.9
9 - 10
1.74
2.05
2010 - Green
4
1.55
0.55
0.75
2.93
0.94
1206
2-
–
9
3, 10
f
-3
1.05
1.55
0.5
3.13
0.52
2
1.05
1.55
7
1.35
0.95
1
2.38
2.04
2010 - Green 10- 6
4
1.55
0.55
0.75
2.93
0.94
1.05
1.55
7–9
1.35
0.95
1.5
1.88
3.04
Note: Nominal values; tolerances not included
e
7
1.35
0.95
2.38
2.04
1 - 9
1, 4 - 5
2.29
0.95
2512 - Green 1 - 3
2
1.63
3.54
0.5,
2.29
0.95
10
1.05
1.55
1.88
3.04
1.99
1.55
4,
Wire and Film
1.5
tolerances not
2.63
Technologies
included
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
2
Division
1.54
Note: Nominal values;
4.5
2, 6 – 8
ULR Issue
1.99
2011 Sheet 3 of 6
1.55
April
Telephone:
Green
361 992 7900
2
Facsimile: 361 992 3377 • Website: www.irctt.com
•
- 3
1
2.29
0.95
2512 -
1.63
3.54
Street • Corpus Christi Texas 78411 USA
3
1.49
2.55
5-6
2.38
2.04
2010
ULR Issue April 2011 Sheet 3 of 6
1206 - Green
USA
3
1.49
2.55
2
1.99
1.55
2.63
1.54
Wire and Film
4, 4.5
Technologies
1.88
Division
•
3.04
South Staples Street • Corpus Christi Texas 78411
4222
4-5
2.29
0.95
6.5, 7
ULR Issue April 2011 Sheet 3 of 6
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
Street • Corpus Christi Texas 78411 USA
5 - 6
3
1.49
2.55
2.38
2.04
9 10
1.74
2.05
1.99
1.55
8 - 22
1.63
3.54
ULR Issue April 2011 Sheet 3 of 6
1206 - Green 6 -
-
8
4 5
2.29
0.95
6.5, 7
1.88
3.04
9 --10
1.74
2.05
6-8
1.99
1.55
8 - 22
1.63
3.54
Suggested Alternative 4-Wire
internal layers.
Vias with copper traces on
Design Methods
Sense traces on Solder pads beneath the chip
9 - 10
1.74
2.05
Sense traces on Solder pads beneath the chip
General
Note
General
Note
TT
Electronics
reserves the right to
make changes in
product specification without notice or liability.
Electronics
reserves the right
make changes in
in product specification without notice or liability.
TT electronics
reserves the right to
to make changes
product specification without notice or liability.
All
information is
is
subject
to
to TT electronics’ own data and is considered accurate at time of going to print.
information is
subject
to
TT Electronics’ own data and is considered accurate at time of going to print.
All information subject
TT Electronics’ own data and is considered accurate at time of going to print.
All
BI Technologies IRC Welwyn
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
www.ttelectronics.com/resistors
www.ttelectronics.com/resistors
ULR Issue April 2011 Sheet 3 of 6
01.18
06.17
03.14
ice or liability.
Note: Nominal values; tolerances not included
me of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
©
©
TT Electronics plc
Technologies Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
electronics plc
Wire and Film
Note: Nominal values; tolerances not included
03.14
Metal Element
Current Sense Resistor
Suggested Alternative 4-Wire Design Methods
0.5
All
0.75
0.5
1
0.75
1.5
1
-3
2512 - Green
2
1.5 4.5
4,
2512 - Green
2 --3
5 6
ULR Series
4, 4.5
6.5, 7
5
Construction
--22
8 6
6.5, 7
Construction
- 22
8
2512 - Black
3.13
2.7
2.93
3.13
2.38
2.93
1.88
2.38
1.63
1.88
2.63
1.63
2.38
2.63
1.88
2.38
1.63
1.88
1.63
0.52
2.9
0.94
0.52
2.04
0.94
3.04
2.04
3.54
3.04
1.54
3.54
2.04
1.54
3.04
2.04
3.54
3.04
3.54
2010 - Green
1206
2010 - Green
1206 - Green
1206 - Green
2010
2-3
1,
6
1
4 -
4 – 6
2
2
-3
7 -
–
9
3, 10
4
10
–
6
7
-
9
7
1
- 9
1, 4 - 5
0.5,
10
2
2, 6 – 8
1
3
3
2
4-5
3
9 10
6 -
-
8
4 5
9 --10
6-8
9 - 10
1.05
1.55
1.55
1.05
1.05
1.35
1.55
1.05
1.35
1.35
2.29
2.29
1.05
1.99
1.99
2.29
1.49
1.49
1.99
2.29
1.49
1.74
1.99
2.29
1.74
1.99
1.74
1.55
0.55
0.55
1.55
1.55
0.95
0.55
1.55
0.95
0.95
0.95
0.95
1.55
1.55
1.55
0.95
2.55
2.55
1.55
0.95
2.55
2.05
1.55
0.95
2.05
1.55
2.05
Note: Nominal values; tolerances not included
A low TCR resistance alloy plate with plated connection
A low TCR alloy plate is grooved to set the ½ resistance.
nal
Wire and
is protectively coated and
Division
•
marked with
Street •
The lower faces
78411
solder plated for connections, and the top
Film Technologies
numerically
4222 South Staples
Corpus Christi
Texas
USA
bands
Black Type
Green Type
are
ULR Issue April 2011 Sheet 3 of 6
Telephone:
361 992 7900 • Facsimile: 361 992 3377 •
Website:
www.irctt.com
the resistance value, as described in Product Marking. This
surface is alloy plate coated and numerically resistance.
A low TCR resistance alloy plate with plated connection
A low TCRprotectively is grooved to set the ½ marked with the
nal
version has standard coated connection and is suitable for
resistance faces are solder platedProduct Marking. and the top
bands is protectively plated and numerically marked with
The lower value, as described in for connections, This part
ULR
wave or IR re½ow soldering processes.
Series
is suitable protectively coated and soldering processes.with the
ow
the resistance value, as described in Product Marking. This
surface is for wave and IR re½ numerically marked
Wave
re½ requires the solder maskin Product Marking. according to
ow
Sense traces on Solder pads beneath the chip
Vias
with copper traces on internal layers.
version has standard plated connection and is suitable for
resistance value, as described to be dimensioned This part
page 2 using the W and IR dimensions of the part.
wave or IR re½ soldering processes.
ow
is suitable for wave and D re½ soldering processes.
Wave
ow
re½ requires the solder mask to be dimensioned according to
ow
General Note
page 2 using the W and D dimensions of the part.
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
Metal Element
Current Sense Resistor
Wire
Nominal values;
and Film Technologies Division
• 4222 South Staples Street • Corpus Christi
Texas
78411 USA
Note:
Black Type
tolerances not included
Green Type
Telephone:
361 992 7900 • Facsimile: 361 992 3377 •
Website:
www.irctt.com
ULR Issue April 2011 Sheet 3 of 6
Power Derating Curve
Power Derating Curve
Rated Power (%) (%)
Rated Power
© TT electronics plc
100
Power Derating Curve
100
50
50
0
0
0
0
80
Note:
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
170
170
Ambient Temperature (°C)
80
Ambient Temperature
Plastic Tape Speci fication
(°C)
Top Tape
Plastic Tape Speci fication
Top Tape
The power derating curve is a guidance based on a
Note:
conservative design model. The ULR is a solid metal
03.14
The power derating curve is a guidance based ongreater
alloy construction that can withstand significantly a
conservative design model. The conservative model
operating temperatures than the ULR is a solid metal
alloy construction that can withstandoperate up togreater
permits. The protective coating will significantly
operating temperatures withstand in excess of 350°C.
260°C and the alloy canthan the conservative model
permits. The system thermal design will be a to
Therefore, theprotective coating will operate up more
260°Ccant design parameter due toin excess limitations of
signifi and the alloy can withstand the heat of 350°C.
Therefore, the system thermal design will be a more
the solder joint.
signifi cant design parameter due to the heat limitations of
the solder joint.
Plastic tape Specification
A
ψ
D
0
ψ
D
0
E
E
F
F
P
1
P
1
E
1.75 ± 0.1
E
1.75 ± 0.1
1.75 ± 0.1
1.75 ± 0.1
1.75 ± 0.1
1.75 ± 0.1
1.75 ± 0.1
F
3.5 ± 0.05
F
5.5 ± 0.05
3.5 ± 0.05
5.5 ± 0.05
5.5 ± 0.05
5.5 ± 0.05
5.5 ± 0.05
A
B
B
Resistor
Emboss Tape
T
Resistor
Emboss Tape
A
B
W
1.90 ± 0.1
A
2.85 ± 0.1
1.90 ± 0.1
3.40 ± 0.1
2.85 ± 0.1
3.40 ± 0.1
3.40 ± 0.1
3.60 ± 0.1
B
5.55 ± 0.1
3.60 ± 0.1
6.75 ± 0.1
5.55 ± 0.1
6.75 ± 0.1
6.75 ± 0.1
8.0 ± 0.2
W
12.0 ± 0.2
8.0 ± 0.2
12.0 ± 0.1
12.0 ± 0.2
12.0 ± 0.1
12.0 ± 0.1
W
W
T
P
2
P
2
P
0
P
0
P
0
ψ
D
1
Direction of unreeling
ψ
D
1
Direction of unreeling
P
1
4.0 ± 0.1
P
1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
P
2
2.0 ± 0.05
P
2
2.0 ± 0.05
2.0 ± 0.05
2.0 ± 0.05
2.0 ± 0.05
2.0 ± 0.05
2.0 ± 0.05
ΦD
0
1.55 ± 0.05
ΦD
0
1.55 ± 0.05
1.55 ± 0.05
1.55 ± 0.05
1.55 ± 0.05
1.55 ± 0.05
1.55 ± 0.05
ΦD
1
1.0min.
ΦD
1
1.4min
1.0min.
1.4min
1.4min
1.4min
1.4min
T
0.87 ± 0.1
T
0.85 ± 0.1
0.87 ± 0.1
1.45 ± 0.2
0.85 ± 0.1
0.81 ± 0.1
1.45 ± 0.2
0.81 ± 0.1
0.81 ± 0.1
0.81 ± 0.1
Quantity
(EA)
2,000
Quantity
(EA)
2,000
2,000
2,000
2,000
2,000
2,000
Type
1206
Type
2010
1206
2512
2010
Black
2512
2512
Black
Green
2512
Green
Resistance
(mΩ)
1 -10
Resistance
(mΩ)
1 -10
1 -10
0.50 - 0.75
1 -10
1 - 10
0.50 - 0.75
0.50 -15
1 - 10
4.0 ± 0.1
P
0
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
4.0 ± 0.1
1. The cumulative tolerance of 10 sprocket hole pitch is ± 0.2 mm.
2. Carrier camber shall not be more than 1 mm per 100 mm through a length of 250 mm.
Note:
3. A & B measuredtolerancefrom the bottomhole pitch is ± 0.2 mm.
1. The cumulative 0.3 mm of 10 sprocket of the packet.
4. Carrier camber shall not the inside bottom of the packet through a length of the mm.
2.
T
measured at a point onbe more than 1 mm per 100 mm to the top surfaceof 250 carrier.
5. Pocket position 0.3 mm from the bottom of the packet.
3. A & B measuredrelative to sprocket hole is measured as the true position of the pocket and not the pocket hole.
4.
T
measured at a point on the inside bottom of the packet to the top surface of the carrier.
5. Pocket position relative to sprocket hole
•
measured as
Street • Corpus Christi
the
78411 USA
Wire and Film Technologies Division
is
4222 South Staples
the true position of
Texas
pocket and not the pocket hole.
Telephone:
361 992 7900 • Facsimile: 361 992 3377 •
Website:
www.irctt.com
Telephone:
361
General Note
992 7900 • Facsimile: 361 992 3377 •
Website:
www.irctt.com
Note:
0.50 -15
ULR Issue April 2011 Sheet 4 of 6
ULR Issue April 2011 Sheet 4 of 6
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi
Texas
78411 USA
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
01.18
06.17
Metal
Element
Metal
Element
Current Sense Resistor
Current Sense Resistor
ULR Series
ULR Series
Ordering Procedure
Ordering Procedure
This product has two valid part numbers:
European (Welwyn) Part Number: ULR2-R0015FT2
(2512, 1.5 milliohms ±1%, Pb-free)
U
L
1
1
Type
2
Value
R
2
-
R
0
0
2
3
Tolerance
F = ±1%
J = ±5%
1
5
F
3
4
Packing
T2 = Plastic tape
All sizes 2000/reel
T
4
2
ULR1S 4 - 6 characters
ULR1
R = ohms
ULR15S
ULR2
ULR25
ULR3
USA (IRC) Part Number: ULRB22512R0015FLFSLT
(2512, 1.5 milliohms ±1%, Pb-free)
U
L
R
1
1
Type
2
Size
3
Value
B
2
2
5
2
4
F = ±1%
J = ±5%
1
2
R
0
0
3
5
LF = Pb-free
1
5
F
4
L
5
6
Packing
SLT = Plastic tape
All sizes 2000/reel
F
S
L
6
T
Tolerance Termination
ULRG1 1206 4 - 6 characters
ULRG15 2010
R = ohms
ULRG2 2512
ULRG25
ULRG3
ULRB1
ULRB2
General Note
General Note
TT Electronics reserves the right to
to make changes
product specification without notice or liability.
TT electronics reserves the right
make changes in
in product specification without notice or liability.
All information is
is subject to TT electronics’ own data and is considered accurate at
of going
going to print.
All information
subject to TT Electronics’ own data and is considered accurate at time
time of
to print.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT Electronics plc
plc
© TT electronics
01.18
06.17
03.14
京公网安备 11010802033920号
EEWORLD
