Features
Applications
■ Anti-surge
■ Pulse power applications
■ High voltage applications
■ Consumer electronics
■ Telecommunications
■ Power supplies
■ Wide resistance range
■ RoHS compliant*
10
0
1
CRS Series - High Power Anti-Surge Chip Resistor
Electrical Characteristics
Recommended Solder Pad Layout
A
Characteristic
CRS0805
CRS1206
CRS2010
CRS2512
MM
(INCHES)
DIMENSIONS:
Power Rating @ 70°C
0.25 W
0.5 W
1 W
2 W
Operating Temperature
Range
B
-55 °C to +155 °C
L
Maximum Working Voltage
Maximum Overload Voltage
150 V
300 V
200 V
400 V
200 V
400 V
300 V
600 V
Dimension
Model
A
B
L
1.30
1.15
3.50
CRS0805
CRS1206
CRS2010
CRS2512
Resistance Range /
Temperature Coefficient
1 to 9.9 ohms
10 ohms to 1 megohm / ±100 PPM/°C
/
±200 PPM/°C
(0.051) (0.045) (0.138)
1.80 1.30 4.70
(0.071) (0.051) (0.185)
3.00 1.50 6.80
(0.118) (0.059) (0.268)
3.70 2.45 7.60
(0.146) (0.096) (0.299)
Tolerance /
Standard Resistance Values
1 % / E96 + E24
5 % / E24
Performance Characteristics
Test
Conditions
2 times rated voltage or maximum
overload voltage for 5 seconds.
Specification
Construction
OVERCOAT
CONDUCTOR (Lead Free)
Short Time Overload
Solderability
ΔR ≤±(2 % + 0.1 Ω)
245 ±5 °C for 3 ±0.5 seconds.
Over 95 % coverage
Sn PLATING
Resistance to
Solder Heat
260 ±5 °C for 10 ± 1 seconds.
ΔR ≤±(1 % + 0.1 Ω)
ΔR ≤±(3 % + 0.1 Ω)
RESISTIVE ELEMENT
CERAMIC SUBSTRATE
Ni PLATING
40 ±2 °C, 90 to 95 %.
1.5 hours ON, 0.5 hours OFF for
1000 hours at rated power.
Load Life Humidity
Load Life
Derating Curve
70 °C.
1.5 hours ON, 0.5 hours OFF for
1000 hours at rated power.
ΔR ≤±(3 % + 0.1 Ω)
ΔR ≤±(1 % + 0.05 Ω)
100
-55 °C (30 min.), +25 °C (2~3 min.),
+155 °C (30 min.), +25 °C (2~3 min.)
for five cycles.
Temperature Cycle
-55
70
155
Ambient Temperature (°C)
Product Dimensions
A
Dimension
Model
A
B
C
D
T
2.00 ± 0.10
CRS0805
1.25 ± 0.10
0.40 ± 0.20
0.40 ± 0.20
0.50 ± 0.10
B
(0.079 ± 0.004) (0.049 ± 0.004) (0.016 ± 0.008) (0.016 ± 0.008) (0.020 ± 0.004)
3.10 ± 0.10
(0.122 ± 0.004) (0.063 ± 0.004) (0.020 ± 0.008) (0.020 ± 0.008) (0.022 ± 0.004)
5.00 ± 0.20 2.50 ± 0.20 0.60 ± 0.25 0.60 ± 0.25 0.55 ± 0.10
(0.197 ± 0.008) (0.098 ± 0.008) (0.024 ± 0.010) (0.024 ± 0.010) (0.022 ± 0.004)
6.40 ± 0.20 3.20 ± 0.20 0.60 ± 0.25 1.80 ± 0.25 0.60 ± 0.15
1.60 ± 0.10
0.50 ± 0.20
0.50 ± 0.20
0.55 ± 0.10
CRS1206
CRS2010
CRS2512
C
C
D
T
(0.252 ± 0.008) (0.126 ± 0.008) (0.024 ± 0.010) (0.071 ± 0.010) (0.024 ± 0.006)
D
MM
(INCHES)
DIMENSIONS:
*RoHS Directive 2015/863, Mar 31, 2015 and Annex.
WARNING
Cancer and Reproductive Harm
www.P65Warnings.ca.gov
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 forth on the last page
of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.