w-Cost General Purpose
Fibre Core Conformal
Resistors
Coated Wirewound
nformal
Core Conformal
Resistor
Fibre
Coated
Coated Wirewound Resistor
ewound Resistor
SPP Series
Make Possible
SPP Series
Low-Cost General Purpose
·
UL1412 recognised fusing *
es
·
UL1412 recognised fusing *
Coated or uncoated units
uncoated
Conformal Coated
units
·
Positive high TC’s upon request
gh TC’s upon
Coated or uncoated units
request
·
Positive high TC’s upon request
Color band standard identification
Wirewound Resistor
d standard
·
identification
Lower ranges available - contact factory
Color band standard identification
SPP
contact
and solderable magnetic leads
ges available
Weldable
factory
-
Series
·
Coated or uncoated units
Lower ranges available - contact factory
•
•
Color band standard identification
Alloy resistance
wirewound on
fiberglass core
Mechanically crimped
termination assembly
Alloy resistance
wirewound on
fiberglass core
Mechanically crimped
termination assembly
and solderable magnetic
upon request
leads
•
Positive high TC’s
Weldable and solderable magnetic leads
* UL file number E234469
•
Lower ranges available - contact factory
* UL file number E234469
•
Weldable and solderable magnetic leads
EIA/MIL color code:
first wide band indicates
wirewound construction,
blue indicator indicates
flameproof
ical Data
EIA/MIL color code:
first wide band indicates
wirewound construction,
blue indicator indicates
flameproof
Electrical Data
IRC Type
SPP-1
SPP-1
SPP-2
SPP-2
SPP-3
SPP-3
ce - Std.
Resistance - Std.
0.1Ω to 1200
Ω
1
0.1Ω to 1200
Ω
0.1Ω to 2400Ω
0.1Ω to 2400Ω
1
1
to
to 470
470
0.1Ω to 2400Ω
---
0.1Ω to 2400Ω
---
UL Recognised Range
gnised Range
Tolerance - Std.
1
to 470
to 470
e - Std.
Power Rating
ating
Load Life Stability
Max. Continuous
Working Voltage
Min. Insulation
Resistance
Min. Dielectric
Withstanding Volts
Current Noise
Temperature Rise at
1 watt @ 85°C
3/4 watt @ 105°C
1 watt @ 85°C
125°C
1/2 watt @
3/4 watt @ 105°C
160°C
Derating to 0 @
±5% (E24), ±10% (E12)
±5% (E24), ±10% (E12)
2 watt @ 85°C
1 watt @ 140°C
2 watt @ 85°C
---
1 watt @ 140°C
---
3 watt @ 85°C
2 watt @ 145°C
3 watt @ 85°C
1 watt @ 190°C
---
2 watt @ 145°C
3 watt @ 85°C ± 10%
1/2 watt @ 125°C
± 10%
1 watt @ 85°C
Derating to 0 @ 160°C
1 watt @ 85°C ± 10%
Dry
Wet
(RMS)
2 watt @ 85°C ± 10%
---
---
1 watt @ 190°C
---
e Stability
√
PR
ntinuous
Voltage
√
PR
10,000 Meg
100 Meg
600V
2 watt @ 85°C ± 10%
10,000 Meg
100 Meg
600V
√
PR
√
PR
√
PR
10,000 Meg
100 Meg
600V
Negligible
3 watt @ 85°C ± 10%
√
PR
10,000 Meg
100 Meg
600V
lation
Dry
ce
Wet
10,000 Meg
Negligible
100 Meg
Approx. 150°C
±600/°C
0.10Ω - 0.91Ω
10,000 Meg
Negligible
100 Meg
Approx. 200°C
±600/°C
0.10Ω - 0.91Ω
ectric
Rated Load, 25°C Ambient
Temperature Coefficient
Approx. 225°C
±600/°C
0.10Ω - 0.91Ω
±300/°C
1Ω - 2400Ω
ding Volts
(RMS)
600V
±300/°C
1Ω - 1200Ω
600V
±300/°C
1Ω - 2400Ω
Noise
Notes:
Unless specified otherwise, standard test centers are 1 ¾ inches.
Negligible
Negligible
Approx. 200°C
±600/°C
0.10Ω - 0.91Ω
±300/°C
1Ω - 2400Ω
Negligible
Approx. 225°C
±600/°C
0.10Ω - 0.91Ω
ture Rise at
ad, 25°C Ambient
Approx. 150°C
±600/°C
0.10Ω - 0.91Ω
±300/°C
1Ω - 1200Ω
ture Coefficient
General
Note
General
Note
±300/°C
1Ω - 2400
TT Electronics reserves the
are 1 ¾ inches.
otherwise, standard
Note
centers
right to make changes in product specification without notice or liability.
General
test
All information is subject to IRC’s own data and is considered accurate at time of going to print.
Telephone:
361 992 7900 •
Facsimile:
361 992 3377 •
Website: www.irctt.com
TT electronics reserves the right to make changes in product specification without notice or liability.
All information subject
TT Electronics’ own data and
notice
considered accurate at
of going to print.
IRC
information is
is
to make changes in product specification
data and is
or liability.
accurate at time
time of going to print.
All
reserves the right
subject to
to TT electronics’ own
without
is considered
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
www.ttelectronicsresistors.com
A subsidiary of
TT electronics plc
©
TT Electronics plc
©
TT electronics plc
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus
Christi Texas
78411 USA
11.13
SPP Series Issue December 2008 Sheet 1 of 3
09.14
Fibre
Core Conformal Coated
Core Conformal Coated
Wirewound
Resistor
Resistor
Low-Cost General Purpose
Conformal Coated
SPP
Series
SPP
Series
Wirewound Resistor
Characteristics
SPP-1
Temperature Coefficient (ppm/°C)
SPP-2
SPP-3
Thermal Shock
Low Shock
Short Time Overload
Commercial Short Time Overload
Resistance to Solder Immersion
Solderability
Moisture Resistance
Life Test
Test Method
Maximum Limits
±600/°C
±300/°C
±600/°C
±300/°C
±600/°C
±600/°C
0.10Ω - 0.91Ω
1.0Ω - 1200Ω
0.10Ω - 0.91Ω
1.0Ω - 2400Ω
0.10Ω - 0.91Ω
1.0Ω - 2400Ω
±5%
±5%
±5%
±5%
±3%
95% minimum coverage
±5%
±5%
EIA Specification RS-344
Make Possible
Environmental Data
Physical Data
A
max.
C
B
1.125
(28.6)
min.
Dimensions (Inches and (mm))
IRC Type
SPP-1
SPP-2
SPP-3
A
0.400(10.2) max.
0.570(14.5) max.
0.570(14.5) max
B
0.148(3.8) max.
0.170(4.3) max.
0.170(4.3) max.
C ± .002(0.05)
0.032(0.8)
0.032(0.8)
0.032(0.8)
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi
Texas
78411 USA
Telephone:
361 992 7900 •
Facsimile:
361 992 3377 •
Website:
www.irctt.com
SPP Series Issue December 2008 Sheet 2 of 3
General
Note
General
Note
TT electronics
reserves the right to
to make changes
product specification without notice or liability.
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 time of going to print.
information
subject to TT Electronics’ own data and is considered accurate at time of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
www.ttelectronicsresistors.com
©
TT Electronics plc
electronics plc
11.13
09.14
Low-Cost General Purpose
Fibre Core
Conformal Coated
Conformal Coated
Fibre
Conformal Coated
Wirewound Resistor
Wirewound
Wirewound Resistor
SPP
Series
SPP
Series
Power Derating Curve
100
Make Possible
Temperature Rise Curve
300
Percent Rated Power
60
40
20
0
0
50
100
SPP-3
Temperature Rise (°C)
80
SPP-3
200
SPP-1, 2
SPP-2
100
150
200
250
300
SPP-1
0
Ambient Temperature (°C)
0
20
40
60
80
100
Percent Rated Power
SPP1 Fusing Characteristic
(Maximum & Typical Fusing Times)
SPP Series Pulse Energy Limit
single or low repetition rate, ΔR <5%)
7
6
Maximum
Energy (J)
Sample Part No.
10
Fusing Time (s)
Ordering Data
IRC Type
100
LF
5
4
3
2
Typical
Power
1
(See Electrical
15
Data chart for
25
other power ratings)
40
10
20
30
35
Initial Power (W)
45
50
55
60
1
0
Note:
Recognition
After fusing the ohmic value is at least 100 times the initial value, provided
initial
recognised (optional
UL = UL1412
power ≥ 25W is applied.
characters)
SPP1
1
10
100
1000
SPP2
10000
Value (ohms)
1.2/50us Peak Voltage Limit
(10 pulses at 30s intervals, ΔR <5%)
7
Resistance Value
SPP2 Fusing Characteristic
(Maximum & Typical Fusing Times)
Expressed in ohms
(Standard EIA/MIL values)
1000
J = ±5%, K = ±10% standard
100
Fusing Time (s)
Tolerance
6
5
SPP2
LF
= Lead Free
10
Voltage kV
4
3
2
1
Maximum
SPP1
Typical
1
10
15
20
25
30
35
40
45
50
55
60
Initial Power (W)
0
Note: After fusing the ohmic value is at least 100 times the initial value, provided
initial power ≥ 40W is applied.
1
10
100
1000
10000
Value (ohms)
Ordering Procedure
Example: SPP1UL4700JLF
(SPP1, UL recognised, 470 ohms ±5%, Pb-free)
S
P
1
1
2
P
1
U
2
L
4
7
3
3
0
0
J
4
L
5
4
F
6
5
6
Packing &
Custom
Series Issue December 2008 Sheet 3 of 3
SPP
Telephone:
361 992 7900 •
Facsimile:
361 992 3377 •
Website:
www.irctt.com
Type
UL Status
Value
Tolerance
Termination Finish
Code
SPP1 UL = UL recognised 3 digits + multiplier
J = ±5%
Omit for SnPb
Optional
SPP2 (SPP1 & SPP2 only, R = ohms for values K = ±10%
LF = Pb-free
<100 ohms
SPP3 see Electrical Data for
Standard packing is
applicable values.)
tape & reel, 4000/reel
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi
Texas
78411 USA
General
Note
General
Note
TT electronics reserves
the right to make changes in
in product specification without notice or liability.
TT Electronics reserves
the right 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 going to print.
All information
is subject to TT electronics’ own data and is considered accurate at
of going to print.
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
www.ttelectronicsresistors.com
© TT electronics plc
© TT Electronics plc
11.13
09.14
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