General Purpose
Thick Film Chip Resistor
WCR Series
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
General Note
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
© TT electronics plc
10. 11
· Tolerances to ±0.5%
· TCR down to ±100ppm/°C
· Zero ohm jumpers available
· Wide ohmic range from 1Ω to 10MΩ
· Now supplied with RoHS compliant terminations
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print. A subsidiary of
TT electronics plc
s3OUTH3TAPLES3TREETs#ORPUS#HRISTI4EXAS53!
© IRC Advanced Film Division
4ELEPHONEs&ACSIMILEs7EBSITEWWWIRCTTCOM
Nickel
Barrier
Thick Film
Element
Glass
Passivation
Wrap-
around
termination
Organic
Protection
s Tolerances to ±0.5%
sTCR down to ±100ppm/°C
s Zero ohm jumpers available
s Wide ohmic range from 1 to 10M
s Now supplied with RoHS compliant terminations
Electrical Data
IRC
Type
TCR
(ppm/°C)
Ohmic Range (7)Rated Power
@ 70°C
(milliwatts)
Maximum
Working
Voltage
(V)
Maximum
Overload
Voltage
(V)
Operating
Temperature
Range
(°C)
±5% ±1%
WCR0201 ±300 10R - 91R 10R - 97R6 50 25 50
-55 to +155
±200 100R - 10M 100R - 1M
WCR0402
±400 1R0 - 10R 1R0 - 10R
63 50 100±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR0603
±400 1R0 - 10R 1R0 - 10R
100 50 100±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR0805
±400 1R0 - 10R 1R0 - 10R
125 150 200±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR1206
±400 1R0 - 10R 1R0 - 10R
250 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR1210
±400 1R0 - 10R 1R0 - 10R
250 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR2010
±400 1R0 - 10R 1R0 - 10R
500 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR2512
±400 1R0 - 10R 1R0 - 10R
1000 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
General Purpose Thick Film
Chip Resistor
WCR Series
7#23ERIES)SSUE/CTOBER3HEETOF
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print. A subsidiary of
TT electronics plc
s3OUTH3TAPLES3TREETs#ORPUS#HRISTI4EXAS53!
© IRC Advanced Film Division
4ELEPHONEs&ACSIMILEs7EBSITEWWWIRCTTCOM
Nickel
Barrier
Thick Film
Element
Glass
Passivation
Wrap-
around
termination
Organic
Protection
s Tolerances to ±0.5%
sTCR down to ±100ppm/°C
s Zero ohm jumpers available
s Wide ohmic range from 1 to 10M
s Now supplied with RoHS compliant terminations
Electrical Data
IRC
Type
TCR
(ppm/°C)
Ohmic Range (7)Rated Power
@ 70°C
(milliwatts)
Maximum
Working
Voltage
(V)
Maximum
Overload
Voltage
(V)
Operating
Temperature
Range
(°C)
±5% ±1%
WCR0201 ±300 10R - 91R 10R - 97R6 50 25 50
-55 to +155
±200 100R - 10M 100R - 1M
WCR0402
±400 1R0 - 10R 1R0 - 10R
63 50 100±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR0603
±400 1R0 - 10R 1R0 - 10R
100 50 100±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR0805
±400 1R0 - 10R 1R0 - 10R
125 150 200±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR1206
±400 1R0 - 10R 1R0 - 10R
250 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR1210
±400 1R0 - 10R 1R0 - 10R
250 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR2010
±400 1R0 - 10R 1R0 - 10R
500 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
WCR2512
±400 1R0 - 10R 1R0 - 10R
1000 200 400±200 11R - 10M 11R - 100R
±100 N/A 101R - 1M0
General Purpose Thick Film
Chip Resistor
WCR Series
7#23ERIES)SSUE/CTOBER3HEETOF