CURRENT SENSE – Molded Current Sense Resistors
The content of this specification may change without notification 1/01/06
CSRM-S1/CSRM-P1/CSRM-L1S/CSRM-L2/CRSM-L3 Series
Custom solutions are available.
HOW TO ORDER
CSRM
P1
R010
F
M
Packaging
M = tape/reel 1,000 pieces
Tolerance (%)
D = +0.5 F = +1
Nominal Resistance
5 milliohm = R005
10 milliohm = R010
100 milliohm = R100
Size (mm)
S1 = 6.3x3.2
P1 = 6.2x4.5
LS1 = 7.5x4.5
J = +5
FEATURES
Excellent for current sensing applications
Flameproof UL94-V-0 molded polymer case
Resistors has a height as small as 1mm
L2 = 12.5x6.0
L3 = 14.5x8.0
Non-Inductive for improved frequency characteristics
Resistance tolerance available as precise as + 0.5%
Compact and light weight ideal for surface mounting
Series
Current Sense Resistor Molded
Applicable Specs: MIL-R-55342D & MIL-R-202
RoHS Compliant
SCHEMATIC
CHARACTERISTICS
Model
CSRM-S1
CSRM-P1
CSRM-LS1
CSRM-L2
CSRM-L3
Power
Rating
1 watt
1 watt
1 watt
2 watt
3 watt
Dimensions (mm)
L
±0.5
6.3
6.2
7.5
12.5
14.5
W1
±0.3
3.2
4.5
4.5
6.0
8.0
W2
±0.3
2.5
2.5
2.5
4.0
6.0
H1
±0.3
1.0
1.0
2.0
3.0
3.0
H2
±0.3
0.8
0.6
1.1
1.5
1.5
P
±
0.3
0.8
1.2
1.2
2.0
2.0
Resistance
Range mΩ
3 ~ 100
3 ~ 100
3 ~ 510
5 ~ 1,000
8 ~ 1,800
PERFORMANCE
Item
Operating Temperature Range
Resistance Temperature Characteristics
Overload
Insulation Resistance
Dielectric withstanding Voltage
Resistance to Soldering Heat
Moisture Resistance
Load Life
Test Method
-55°C ~ +155°C for CSRM-S and CSRM-P Series
-55°C ~ +180°C for CSRM-L Series
±100ppm/°C
±0.5%
at rated power x5/second
>100MΩ at DC 100V
±0.2%,
AC500V for 1 minute
±0.5%,
260°C for 5 seconds
±0.5%
for 1,000 hours
±1.0%
for 1,000 hours
DERATING CURVE
American Accurate Components, Inc.
188 Technology Drive, Unit H, Irvine, CA 92618
TEL: 949-453-9888 FAX: 949-453-8889
1
CURRENT SENSE – Molded Current Sense Resistors
The content of this specification may change without notification 1/01/06
HEAT RISE CURVE
REEL SCHEMATIC
TAPE SCHEMATIC
PACKAGING SPECIFICATIONS
Model
CSRM-S1
CSRM-P1
CSRM-LS1
CSRM-L2
CSRM-L3
Reel Specification (mm)
C
t
∅d
180
13.0
1.2
180
13.0
1.2
180
17.5
1.5
254
25.5
2.0
330
25.5
2.0
A
3.7
5.0
5.1
6.6
8.6
B
6.8
6.9
8.2
13.2
15.2
Embossed Tape Specifications (mm)
W
F
E
12.0
5.5
1.75
12.0
5.5
1.75
16.0
7.5
1.75
24.0
11.5
1.75
24.0
11.5
1.75
P
1
8.0
8.0
8.0
8.0
12.0
T
1.5
1.4
2.5
3.5
3.5
LABEL DESCRIPTION
One side surface of a reel is
marked with a label with the
following items of information.
1.
2.
3.
4.
5.
6.
Chip Resistor
Part Number
Tolerance
Quantity
Lot number for production month/year/suffix L*
Manufacturer’s name or symbol
* The suffix “L” indicates that this item is lead free. As
of September 2004, all new production items of the
series CSRM are no longer containing tin/lead (SnPb)
terminals; they are lead free and in compliance with
Lead Free/RoHS.
American Accurate Components, Inc.
188 Technology Drive, Unit H, Irvine, CA 92618
TEL: 949-453-9888 FAX: 949-453-8889
2
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