CRA2512-FZ-R040ELF Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – CRA2010/CRA2512 - High Power Current Sense Chip Resistor

*RoHS ^COMPLIANT
Features
■ Special alloy resistor
■ Power rating at 70 °C: CRA2010 - 1.5 W,
CRA2512 - 3 W
■ RoHS compliant*
Applications
■ Power supplies
■ Stepper motor drives
CRA2010/CRA2512 - High Power Current Sense Chip Resistor
Electrical Characteristics
Characteristic
Power Rating @ 70 °C
Operating Temperature Range
Derated to Zero Load at
Maximum Working Voltage
Insulation Resistance
Resistance Range
Resistance Tolerance
Temperature Coefficient
Product Dimensions
A
C
C
Model
CRA2010
CRA2512
A
5.0 ± 0.20
(0.1962 ± 0.008)
6.40 ± 0.20
(0.252 ± 0.008)
CRA2010
CRA2512
1.5 W
3W
-55 °C to +170 °C
+170 °C
(P x R)^1/2
> 100 megohms
0.01 - 0.100 ohms
±1 %, ±5 %
±75 PPM/°C
B
C
C
C
B
2.5 ± 0.20
(0.0984 ± 0.008)
3.20 ± 0.20
(0.126 ± 0.008)
C
0.6 ± 0.20
(0.0236 ± 0.008)
0.90 ± 0.20
(0.035 ± 0.008)
Soldering Profile
250
200
180 °C
150
150 °C
100
50
Peak 260 +5/-0 °C
230 °C or higher
Pre-heating Zone
90 ± 30 seconds
30 ± 10 seconds
Soldering Zone
Heating Time
Characteristic Data
Test
Load Life (1000 hours)
Short Time Overload
Thermal Shock
∆R Max.
< ±1 %
< ±0.5 %
< ±0.5 %
Recommended Solder Pad Layout
L
B
A
Cu TRACE
SENSING TRACE
Model
CRA2010
CRA2512
A
3.1
(0.122)
4.0
(0.157)
B
2.7
(0.106)
2.1
(0.083)
L
3.1
(0.122)
4.1
(0.161)
DIMENSIONS:
MM
(INCHES)
Construction
Ni / Sn
Plating
Overcoat
Derating Curve
100
Metal Alloy Plate
-55
70
170
Ambient Temperature (°C)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.