GENERAL PURPOSE
THICK FILM CHIP RESISTOR
ISO-9001
Registered
WCR
SERIES
Solder Plating
Organic Protection
Wrap-around
termination
•
•
•
•
Wide ohmic range 1S to 22MS
Tolerances to ±0.5%
TCR down to
"50
ppm/°C
Zero ohm jumpers available
Nickel Barrier
Glass Passivation
Thick Film Element
SPECIFICATIONS
P/N
TCR
(ppm/°C)
Ohmic Range (
S
)
"
5%
"
2%
"
1%
"
0.5%
Rated
Power
at 70°C
(milliwatts)
Max
Working
Voltage
Max
Overload
Voltage
Packaging
Carrier
Tape
Qty
"
200
WCR0402
"
100
"
50
"
400
WCR0603
"
200
"
100
"
50
"
400
"
200
"
100
"
50
"
400
"
200
"
100
"
50
"
400
"
200
"
100
"
400
WCR2010
"
200
"
100
"
50
"
400
WCR2512
"
200
"
100
"
50
10R-5.6M
N/A
N/A
1R0-9R1,1M1-10M
10R-1M
N/A
N/A
1R0-9R1,6M2-22M
10R-5.6M
N/A
N/A
1R0-9R1,6M2-22M
10R-5M6
N/A
N/A
1R0-9R1,1M1-10M
10R-1M
N/A
1R0-9R1,6M2-22M
10R-5M6
N/A
N/A
1R0-9R1,6M2-22M
10R-5M6
N/A
N/A
N/A
N/A
N/A
N/A
N/A
10R-1M
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
N/A
1R0-9R76
N/A
10R-1M
N/A
1R0-9R76,1M1-10M
N/A
10R-1M
N/A
1R0-9R76,1M1-10M
N/A
10R-1M
N/A
N/A
N/A
100R-1M
N/A
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
N/A
N/A
N/A
10R-1M
100
50
100
Card-
board
5,000
63
50
100
Card-
board
10,000
WCR0805
125
150
200
Card-
board
5,000
WCR1206
250
200
400
Card-
board
5,000
WCR1210
1R0-9R76,1M1-10M
N/A
N/A
N/A
10R-1M
10R-976K
1R0-9R76,1M1-10M
N/A
10R-1M
N/A
1R0-9R76,1M1-10M
N/A
10R-1M
N/A
N/A
N/A
N/A
10R-976K
N/A
N/A
N/A
10R-976K
250
200
400
Plastic
4,000
500
200
400
Plastic
4,000
1000
200
400
Plastic
4,000
ADVANCED FILM DIVISION
4222 South Staples Street
•
Corpus Christi, Texas 78411
•
Tel: 361-992-7900
•
Fax: 361-992-3377
•
www.irctt.com
012800
ISO-9001
Registered
WCR SERIES
DIMENSIONS (inches)
Model
WCR0402
WCR0603
WCR0805
WCR1206
WCR1210
WCR2010
WCR2512
L
0.039
"
0.002
0.063
"
0.008
0.079
"
0.008
0.125
"
0.009
0.126
"
0.008
0.197
"
0.008
0.248
"
0.008
W
0.020
"
0.002
0.032
"
0.008
0.049
"
0.008
0.063
"
0.008
0.102
"
0.008
0.098
"
0.008
0.122
"
0.008
H
0.014
"
0.002
0.020
"
0.005
0.020
"
0.005
0.024
"
0.005
0.024
"
0.004
0.024
"
0.004
0.024
"
0.004
a
0.008
"
0.004
0.012
"
0.009
0.016
"
0.009
0.020
"
0.013
0.020
"
0.012
0.020
"
0.012
0.020
"
0.012
b
0.010
"
0.002
0.012
"
0.009
0.012
"
0.009
0.016
"
0.009
0.016
"
0.008
0.016
"
0.008
0.016
"
0.008
ENVIRONMENTAL PERFORMANCE
Test Conditions
Short Time Overload
Temperature Cycling
Test Method
5 Seconds
2.5 X Rated Power
5 Cycles
-55°C to +125°C
1000 Hours
40°C ±2°C
90-95% RH
1000 Hours
70°C ±3°C
1000 Hours
125°C ±3°C
1000 Hours
-55°C ±3°C
10 ±1 Seconds 260°C
±5°C
3 ±0.5 Seconds 235°C
±5°C
Max Change (5%)
±2.0%
±0.5%
Max Change (1%)
±0.75%
±0.5%
POWER DERATING CHART
100
Humidity
±3.0%
±1.0%
% Of Rated Power
50
Load Life
High Temperature
Exposure
Low Temperature
Exposure
Effects of Solder Heat
Solderability
±3.0%
±1.0%
±1.0%
±1.0%
95% Min Coverage
±1.0%
±1.0%
±1.0%
±0.75%
95% Min Coverage
10
25°
70°
125°
Temperature in °C
HOW TO ORDER
Sample Part Number: WCR - WCR1206 - 1001 - F - P - LT
Model
WCR0402, WCR0603, WCR0805,
WCR1206, WCR1210,WCR2010,WCR2512
Resistance
3-digit resistance code for tolerances G and J.
4-digit resistance code for tolerances F and D.
Tape & Reel Packaging
Tape Type
(P=Paper, E=Plastic)
Tolerance
J=±5%, G=±2%, F=±1, D=±0.5%
ADVANCED FILM DIVISION
4222 South Staples Street
•
Corpus Christi, Texas 78411
•
Tel: 361-992-7900
•
Fax: 361-992-3377
•
www.irctt.com
012800
