Rev Date: 10/23/2012 1 www.seielect.com
This specification may be changed at any time without prior notice marketing@seielect.com
Please confirm technical specifications before you order and/or use.
Carbon Film Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
2% 5%
CF18 0.125W 250V 500V 350V 10 - 1M 1 - 22M
CF14 0.25W 350V 600V 350V <10Ω= ±400ppm/ºC 1 - 1M 1 - 22M
CF12 0.5W 350V 700V 600V 10Ω to 9.99KΩ= 0 ~ -400ppm/ºC 10 - 1M 1 - 22M
CF1 1W 500V 1,000V 600V 10KΩ to 99KΩ= 0 ~ -500ppm/ºC 1 - 1M 1 - 10M
CF2 2W 500V 1,000V 600V 100KΩ to 999KΩ= 0 ~ -850ppm/ºC 10 - 1M 1 - 10M
CFM14 0.25W 250V 500V 350V 1MΩ and above = 0 ~ -1500ppm/ºC 10 - 1M 1 - 10M
CFM12 0.5W 350V 600V 350V 10 - 1M 1 - 10M
CFM1 1W 600V 1,000V 600V 10 - 1M 1 - 10M
(1) Lesser of √PR or maximum working voltage.
Resistance Temperature Coefficient
per Ohmic Range
and Tolerance
Maximum
Overload
Voltage
Dielectric
Withstanding
Voltage
Type / Code Power Rating
(Watts) @ 70ºC
Maximum
Working
Voltage (1)
0.130 ± 0.012 0.067 ± 0.012 1.102 ± 0.118 0.018 ± 0.003 inches
3.30 ± 0.30 1.70 ± 0.30 28.00 ± 3.00 0.45 ± 0.08 mm
0.256 ± 0.020 0.091 ± 0.012 1.102 ± 0.118 0.022 ± 0.003 inches
6.50 ± 0.50 2.30 ± 0.30 28.00 ± 3.00 0.55 ± 0.08 mm
0.335 ± 0.039 0.106 ± 0.020 1.181 ± 0.118 0.022 ± 0.002 inches
8.50 ± 1.00 2.70 ± 0.50 30.00 ± 3.00 0.56 ± 0.05 mm
0.433 ± 0.039 0.177 ± 0.020 1.181 ± 0.118 0.028 ± 0.004 inches
11.00 ± 1.00 4.50 ± 0.50 30.00 ± 3.00 0.70 ± 0.10 mm
0.591 ± 0.039 0.197 ± 0.020 1.339 ± 0.157 0.031 ± 0.004 inches
15.00 ± 1.00 5.00 ± 0.50 34.00 ± 4.00 0.80 ± 0.10 mm
0.130 ± 0.012 0.067 ± 0.012 1.102 ± 0.118 0.018 ± 0.003 inches
3.30 ± 0.30 1.70 ± 0.30 28.00 ± 3.00 0.45 ± 0.08 mm
0.256 ± 0.039 0.091 ± 0.012 1.102 ± 0.118 0.022 ± 0.003 inches
6.50 ± 1.00 2.30 ± 0.30 28.00 ± 3.00 0.55 ± 0.08 mm
0.354 ± 0.020 0.138 ± 0.020 1.102 ± 0.118 0.024 ± 0.002 inches
9.00 ± 0.50 3.50 ± 0.50 28.00 ± 3.00 0.60 ± 0.05 mm
D
Lead Diameter
CF14
CFM14
CFM1
CF12
CF1
CFM12
CF2
Type / Code Unit
CF18
A
Body Length
B
Body Diameter
C
Lead Length(Bulk)
Features:
General purpose resistor ideal for commercial/industrial
applications
• Flame retardant coatings standard
• Flameproof version available as CFF
• Panasert available on selected sizes; contact factory
• Auto sequencing/insertion compatible
• CFM (mini) ideal choice when size constraints apply
• Cut and formed product is available on select sizes; contact
factory
• Standard lead wire for CF/CFM is copper plated steel, with
100% tin over plate
• 100% tin plate on copper wire is available as type
CFQ/CFQM
• RoHS compliant / lead-free
Electrical Specifications
Mechanical Specifications