Resistors
Surface Mounted Resistors
CR Series
CECC released products
100% high temperature and overload screened
ꢀ versionsꢀavailableꢀforꢀhighꢀreliabilityꢀapplicaꢁons
ꢀ Terminaꢁonsꢀavailableꢀforꢀwireꢀbondingꢀorꢀsoldering
ꢀ Availableꢀinꢀsizesꢀdownꢀtoꢀ0503
Resistance range 1 ohm to100M ohms
ꢀ Tolerancesꢀdownꢀtoꢀ0.1%
ꢀ Solderꢀterminaꢁonsꢀhaveꢀaꢀnickelꢀbarrierꢀlayer
ꢀ ShorꢁngꢀLinksꢀavailable
AllꢀPb-freeꢀpartsꢀcomplyꢀwithꢀEUꢀDirecꢁveꢀ2011/65/EUꢀ(RoHS2)
Electrical Data
Commercial
CR0503
CR0805
CR1005
0.125
CR1206
CR2010
CR2512
Notes
Power rating at 70°C
Resistance range
watts
0.063
0.125
0.25
0.5
1.0
ohms 1R to 10M
1R to 100M
150
1R to 1M
400
Limiting element voltage
TCR -55° to +155°C
Resistance tolerance
Ambient temperature range
volts
ppm/°C
%
50
100
200
500
<10 ohms 200: 10 to 1M ohms 100: >1M ohms 250
0.1, 0.25, 0.5, 1, 2, 5
See table of value ranges
°C
-55 to 155
CECC 40401-004 Requirements
Power rating at 70°C
CR0805
CR1206
watts
ohms
volts
0.125
0.25
Resistance range
1R to 10M
Limiting element voltage
100
200
TCR -55°C to +125°C
TCR +20°C to +70°C
Resistance tolerance
ppm/°C
ppm/°C
%
<10 ohms 200: 10 to 1M 100: >1M 200
<10 ohms 200: 10 to 1M 50: >1M 100
0.5, 1, 2, 5
See table of value ranges
Ambient temperature range
°C
-55 to +125
Requirements
CECC 40401-008
CR0805
CR1206
CR2010
0.5
CR2512
1.0
Power rating at 70°C
Resistance range
watts
ohms
0.125
1R to 10M
100
0.25
1R to 10M 1R to 1M
200 400
1R to 1M
500
Limiting element voltage
TCR -55°C to +155°C
volts
ppm/°C
<10 ohms 200: 10 to 1M ohms 100:
>1M ohms 250
Resistance tolerance
%
°C
0.1, 0.25, 0.5, 1, 2, 5
-55 to 155
See table of value ranges
Ambient temperature range
Requirements
CECC 40401-003
CR0805
CR1206
0.125
Power rating at 70°C
Resistance range
watts
ohms
0.063
1R to 3M
100
1R to 5M
200
Limiting element voltage
TCR -55°C to +125°C
volts
ppm/°C
<5 ohms 500: 5 to 10 ohms 350:
10 to 3M ohms 100: >3M ohms 250
0.25, 0.5, 1, 2, 5
Resistance tolerance
%
°C
See table of value ranges
Any value to order
Ambient temperature range
-55 to 125
These tables indicate the CECC specification requirements, and these are met or exceeded by the corresponding CR series products
Values
E24 & E96 preferred
290 200
Thermal impedance
°C/watt
800
360
80
70
Mounted on custom
designed PCB’s
General Note
BI Technologies IRC Welwyn
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.
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© TT Electronics plc
06.15