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o
AE **H HS
C- AL CO
Q2 OG M
00 EN PL
CO FR IAN
M EE T,
PL &
IA
NT
Features
Applications
n Power rating up to 2 watts at 70 °C
n Stepper motor drives
n Thick film technology
n Power supplies
n High power surge withstanding
FR
EE
n Sulfur-resistant design, R ≥1 W
(ASTM B-809)
n RoHS compliant* and halogen free**
n AEC-Q200 compliant
CRM-A Series High Power Thick Film Resistor
LE
AD
Electrical Characteristics
Power Rating @ 70 °C
Operating Temperature Range
Derated to Zero Load at
Maximum Working Voltage
50 milliohms to 910 milliohms
1 ohm to 1 megohm
Maximum Overload Voltage
50 milliohms to 910 milliohms
1 ohm to 1 megohm
Resistance Tolerance
Temperature Coefficient
50 milliohms to 91 milliohms
(±0.5 %, ±1 %, ±5 %, E24 Series)
100 milliohms to 910 milliohms
(±0.5 %, ±1 %, ±5 %, E24 Series)
1 ohm to 9.76 ohms
(±0.5 %, ±1 %, E24 & E96 Series)
10 ohms to 1 megohm
(±0.5 %, ±1 %, E24 & E96 Series)
1 ohm to 1 megohm
(±5 %, E24 Series)
Model
CRM0603A
CRM0805A
CRM1206A
CRM1210A
CRM2010A
CRM2512A
477 mV
50 V
551 mV
150 V
675 mV
200 V
675 mV
200 V
954 mV
200 V
1349 mV
300 V
1066 mV
100 V
1232 mV
300 V
1508 mV
1508 mV
400 V
400 V
±0.5 %, ±1 %, ±5 %
2133 mV
400 V
3017 mV
600 V
±250 ppm
±200 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±150 ppm*
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±200 ppm
±150 ppm*
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±100 ppm
±200 ppm
±200 ppm
±200 ppm
±200 ppm
±200 ppm
±200 ppm
Ro VER LEA
HS SI D F
CO ON RE
M SA E
PL R
IA E
NT
*
Characteristic
0.125 W
* TCR code assigned as “X”; see How to Order.
0.25 W
0.5 W
0.5 W
-55 °C to +155 °C
+155 °C
1W
2W
For Standard Values Used in Capacitors, Inductors and Resistors, click here.
Product Dimensions
Model
L
W
C
D
T
CRM0603A
1.60 ± 0.10
0.80 ± 0.10
0.30 ± 0.20
0.30 ± 0.20
0.45 ± 0.10
(0.063 ± 0.004) (0.031 ± 0.004) (0.012 ± 0.008) (0.012 ± 0.008) (0.018 ± 0.04)
CRM0805A
2.00 ± 0.10
1.25 ± 0.10
0.40 ± 0.20
0.40 ± 0.20
0.50 ± 0.10
(0.079 ± 0.004) (0.049 ± 0.004) (0.016 ± 0.008) (0.016 ± 0.008) (0.020 ± 0.04)
CRM1206A
3.10 ± 0.10
1.60 ± 0.10
0.50 ± 0.25
0.50 ± 0.25
0.55 ± 0.10
(0.122 ± 0.004) (0.063 ± 0.004) (0.020 ± 0.010) (0.020 ± 0.010) (0.022 ± 0.004)
CRM1210A
3.10 ± 0.10
2.60 ± 0.10
0.50 ± 0.25
0.50 ± 0.25
0.55 ± 0.10
(0.122 ± 0.004) (0.102 ± 0.004) (0.020 ± 0.010) (0.020 ± 0.010) (0.022 ± 0.004)
CRM2010A
5.00 ± 0.20
2.50 ± 0.20
0.65 ± 0.25
0.60 ± 0.25
0.60 ± 0.10
(0.197 ± 0.008) (0.098 ± 0.008) (0.026 ± 0.010) (0.024 ± 0.010) (0.024 ± 0.004)
CRM2512A
6.40 ± 0.20
3.10 ± 0.20
0.60 ± 0.25
1.80 ± 0.25
0.60 ± 0.15
(0.252 ± 0.008) (0.122 ± 0.008) (0.024 ± 0.010) (0.071 ± 0.010) (0.024 ± 0.006)
L
W
T
C
D
DIMENSIONS:
MM
(INCHES)
Recommended Solder Pad Layout
Model
A
B
0.90 1.00
CRM0603A
(0.035)
(0.039)
1.30 1.15
CRM0805A
(0.051)
(0.045)
1.80 1.30
CRM1206A
(0.071)
(0.051)
L
3.00
(0.118)
3.50
(0.138)
4.70
(0.185)
Model
A
B
L
3.00
1.30
4.70
CRM1210A
(0.118)
(0.051) (0.185)
CRM2010A 3.00 1.50 6.80
(0.118)
(0.059) (0.268)
3.70 2.45 7.60
CRM2512A
(0.032)
(0.096) (0.299)
L
B
A
Cu TRACE
SENSING TRACE
* RoHS Directive 2015/863, Mar 31, 2015 and Annex.
**Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl)
content is 1500 ppm or less.
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
CRM-A Series High Power Thick Film Resistor
How to Order
CRM 0603 A F W - 1002 E LF
Model
(CRM = High Power Thick Film Resistor)
Size
0603 = 0603 Size
0805 = 0805 Size
1206 = 1206 Size
1210 = 1210 Size
2010 = 2010 Size
2512 = 2512 Size
Feature
A = AEC-Q200 Compliant
Resistance Tolerance
D = ±0.5 %
F = ±1 %
J = ±5 %
TCR (See Electrical Characteristics chart)
• V = ±250 PPM/°C
• W = ±200 PPM/°C
• X = ±100 PPM/°C NOTE: CRM0805A 0.5%, 1 %, 1 ohm to 9.76 ohms: 150 PPM/°C
CRM0603A 0.5 %, 1 %, 5 %, 100 milliohms to 910 milliohms: 150 PPM/°C
Resistance Value
•
0.5 % or 1 % Tolerance:
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