CRS

T
PL
IA
N
OM
C
*R
oH
S
Features
Applications
n Anti-surge
n Pulse power applications
n Wide resistance range
n High voltage
applications
A
n RoHS compliant*
n Consumer electronics
n Telecommunications
F
RE
E
LE
AD
CRS Series - High Power Anti-Surge Chip Resistor
Electrical Characteristics
Recommended Solder Pad Layout
CRS0805
CRS1206
CRS2010
0.25 W
0.5 W
1W
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR IA E
NT
*
Characteristic
Power Rating @ 70°C
Operating Temperature
Range
A
CRS2512
MM
DIMENSIONS:
(INCHES)
2W
B
-55 °C to +155 °C
Maximum Working Voltage
150 V
Maximum Overload Voltage
200 V
300 V
Resistance Range /
Temperature Coefficient
L
200 V
400 V
300 V
400 V
Model
600 V
CRS0805
1 to 9.9 ohms
/
±200 PPM/°C
10 ohms to 1 megohm / ±100 PPM/°C
Tolerance /
Standard Resistance Values
CRS1206
1 % / E96 + E24
5 % / E24
CRS2010
Performance Characteristics
CRS2512
Test
Conditions
Specification
Short Time Overload
2 times rated voltage or maximum overload voltage for 5 seconds.
ΔR ≤±(2 % + 0.1 Ω)
Solderability
245 ±5 °C for 3 ±0.5 seconds.
Over 95 % coverage
Resistance to Solder Heat
260 ±5 °C for 10 ± 1 seconds.
ΔR ≤±(1 % + 0.1 Ω)
Load Life Humidity
40 ±2 °C, 90 to 95 %.
1.5 hours ON, 0.5 hours OFF for 1000 hours at rated power.
ΔR ≤±(3 % + 0.1 Ω)
Load Life
70 °C.
1.5 hours ON, 0.5 hours OFF for
1000 hours at rated power.
ΔR ≤±(3 % + 0.1 Ω)
Temperature Cycle
-55 °C (30 min.), +25 °C (2~3 min.),
+155 °C (30 min.), +25 °C (2~3 min.)
for five cycles.
ΔR ≤±(1 % + 0.05 Ω)
Dimension
B
1.15
(0.045)
1.30
(0.051)
1.50
(0.059)
2.45
(0.096)
A
1.30
(0.051)
1.80
(0.071)
3.00
(0.118)
3.70
(0.146)
L
3.50
(0.138)
4.70
(0.185)
6.80
(0.268)
7.60
(0.299)
Construction
OVERCOAT
CONDUCTOR (Lead Free)
Sn PLATING
RESISTIVE ELEMENT
CERAMIC SUBSTRATE
Ni PLATING
Power Ratio (%)
Derating Curve
100
-55
70
155
Ambient Temperature (°C)
Product Dimensions
Model
CRS0805
CRS1206
CRS2010
CRS2512
A
2.00 ± 0.10
(0.079 ± 0.004)
3.10 ± 0.10
(0.122 ± 0.004)
5.00 ± 0.20
(0.197 ± 0.008)
6.40 ± 0.20
(0.252 ± 0.008)
B
1.25 ± 0.10
(0.049 ± 0.004)
1.60 ± 0.10
(0.063 ± 0.004)
2.50 ± 0.20
(0.098 ± 0.008)
3.20 ± 0.20
(0.126 ± 0.008)
Dimension
C
0.40 ± 0.20
(0.016 ± 0.008)
0.50 ± 0.20
(0.020 ± 0.008)
0.60 ± 0.25
(0.024 ± 0.010)
0.60 ± 0.25
(0.024 ± 0.010)
A
D
0.40 ± 0.20
(0.016 ± 0.008)
0.50 ± 0.20
(0.020 ± 0.008)
0.60 ± 0.25
(0.024 ± 0.010)
1.80 ± 0.25
(0.071 ± 0.010)
T
0.50 ± 0.10
(0.020 ± 0.004)
0.55 ± 0.10
A(0.022 ± 0.004)
0.55 ± 0.10
(0.022 ± 0.004)
0.60 ± 0.15
(0.024 ± 0.006)
B
C
C
D
D
T
B
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
L
A
C
D
D
B
n Power supplies
C
MM
A
(INCHES)
B
CRS Series - High Power Anti-Surge Chip Resistor
Surge Performance
PeakPower(W)
1000
100
10
CRS2512
CRS2010
CRS1206
1
0.0001
CRS0805
0.001
0.01
0.1
1
SurgeDuration(seconds)
10000
CRS2512
CRS2010
PeakVoltage(Volts)
CRS1206
CRS0805
1000
100
10
1
10
100
1000
Resistance(Ohms)
10000
100000
TestMethod:1.2/50µsWaveform
5Pulsesat12SecondIntervals
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
CRS Series - High Power Anti-Surge Chip Resistor
Soldering Profile
300
Temperature(°C)
250
245°Cpeak
200
190°C
10-15
seconds
150
60-120seconds
100
50
0
0
10
50
100
150
200
Time(seconds)
How to Order
CRS 2512 - F X - 24R3 E LF
Model
CRS = Anti-Surge Chip Resistor
Size
0805
1206
2010
2512
Resistance Tolerance
F = ±1 %
J = ±5 %
TCR
X = ±100 PPM/°C
W = ±200 PPM/°C
Resistance Value
1% Tolerance:
<100 ohms...... “R” represents decimal point (example: 24R3 = 24.3 ohms)
≥100 ohms....... First three digits are significant, fourth digit represents number of zeros to follow
(example: 8252 = 82.5K ohms)
5% Tolerance:
<10 ohms........ “R” represents decimal point (example: 4R7 = 4.7 ohms)
≥10 ohms......... First two digits are significant, third digit represents number of zeros to follow
(example: 474 = 470K ohms)
Packaging
E = 5,000 pieces per 7-inch reel (CRS0805, CRS1206)
4,000 pieces per 7-inch reel (CRS2010, CRS2512)
Termination
LF = Tin-plated (RoHS Compliant)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
250
3312Series
- 2 mm
SMD
Trimming
Potentiometer
CRS
- High
Power
Anti-Surge
Chip Resistor
Packaging Dimensions (Conforms to EIA RS-481A)
1.75 ± 0.10
(0.069 ± 0.004)
EMBOSSED TAPE
1.50 +0.10/-0
DIA.
(0.059 +0.004/-0)
TOP TAPE
2.0±0.5
(0.079±0.020)
178.2±2.0
(7.016±0.079)
DIA.
F
T
13.0± 0.5
(.512± .020)
DIA.
W
RESISTOR
4.00 ± 0.10
(0.157 ± 0.004)
1.2 ± 0.15
(0.047 ± 0.006)
2.00 ± 0.05
(0.079 ± 0.002)
4.00 ± 0.10
(0.157 ± 0.004)
CRS0805
CRS1206
CRS2010
CRS2512
MAX.
20.0
DIA.
(0.787)
USER DIRECTION OF FEED
DIMENSIONS:
Model
60.0±0.5
(2.362±0.020)
B
A
A
1.65 ± 0.20
(0.065 ± 0.008)
2.00 ± 0.20
(0.079 ± 0.008)
2.80 ± 0.20
(0.110 ± 0.008)
3.50 ± 0.20
(0.138 ± 0.008)
MM
(INCHES)
Dimension
13.0 ± 1.0
B (0.512 ± 0.039) F
W
DIA.
2.40 ± 0.20
3.50 ± 0.05
8.00 ± 0.30
180 +0/-3± 0.012)
(0.094 ± 0.008) (0.138 ± 0.002) (0.315
(7.09 +0/-0.118)
3.60 ± 0.10
3.50 ± 0.05
8.00
DIA. ± 0.30
60.0 (0.315 ± 0.012)
(0.142 ± 0.004) (0.138 ± 0.002)
(2.362)
5.50 ± 0.20
5.50 ± 0.05
12.00 ± 0.30
MIN.
DIA. (0.472 ± 0.012)
(0.217 ± 0.008) (0.217 ± 0.002)
6.70 ± 0.20
5.50 ± 0.05
12.00 ± 0.30
(0.264 ± 0.008) (0.217 ± 0.002) (0.472 ± 0.012)
G
Model
CRS0805
CRS1206
CRS2010
CRS2512
Pcs.
per Reel
G
Dimension
T (MAX.)
5,000
10.00 ± 1.50
0.394 ± 0.059)
20.00
(0.587)
4,000
13.80 ± 1.50
(0.543 ± 0.059)
16.70
(0.657)
15.4 ± 2.0
(0.606 ± 0.079)
13.0 ± 1.0
(0.512 ± 0.039)
Asia-Pacific: Tel: +886-2 2562-4117 • Email: [email protected]
EMEA: Tel: +36 88 520 390 • Email: [email protected]
The Americas: Tel: +1-951 781-5500 • Email: [email protected]
www.bourns.com
REV. 05/16
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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