CMF55 Vishay Intertechnology, CMF55 Datasheet - Page 3

• Manufacturer Part Number: CMF55
• Description: Metal Film Resistors
• Manufacturer: Vishay Intertechnology

CMF (Military RN and RL)
Vishay Dale
* 0.290" [7.37] for ± 0.25 % and ± 0.1 % resistance tolerances.
NOTE: Commercial equivalents of military styles are available with higher power ratings. Consult factory.
www.vishay.com
46
DIMENSIONS in inches [millimeters]
VISHAY DALE
MODEL
CMF50
CMF55
CMF60
CMF65
CMF70
CMF07
CMF20
MILITARY POWER RATING
WATTAGE
0.125
0.05
0.10
0.25
0.50
1.0
100
80
60
40
20
0
0.150 ± 0.020
0.240 ± 0.020
0.344 ± 0.031
0.562 ± 0.031
[14.27 ± 0.79]
0.562 ± 0.031
[14.27 ± 0.79]
0.240 ± 0.020
0.375± 0.040
[3.81 ± 0.51]
[6.10 ± 0.51]
[8.74 ± 0.79]
[6.10 ± 0.51]
[9.53 ± 1.02]
CMF55
CMF07
For technical questions, contact: [e-mail]
1/10W
and MIL-PRF-22684 Qualified, Type RL
1/4 W
1/8 W
AT + 70 °C
A
MIL-R-10509 Qualified, Type RN
RN55
RN60
RN65
RN70
CMF60
CMF20
[38.10 ± 3.18]
1/2 W
1/4 W
1/8 W
Metal Film Resistors, Military,
1.50 ± 0.125
(D)
-
-
CMF65
CMF70
3/4 W
1/2 W
1/4 W
MIL-R-10509
0.180 ± 0.015
0.180 ± 0.015
0.090 ± 0.008
0.145 ± 0.015
0.065 ± 0.015
0.090 ± 0.008
0.145 ± 0.015
[1.65 ± 0.38]
[2.29 ± 0.20]
[3.68 ± 0.38]
[4.57 ± 0.38]
[4.57 ± 0.38]
[2.29 ± 0.20]
[3.68 ± 0.38]
Max.
B
A
C
HEAT RISE
The increase in resistors surface temperature due to rated load is
shown in the chart above. Resistor temperature = heat rise +
ambient temperature.
MILITARY QUALIFIED
AT + 125 °C
(C & E)
RN50
RN55
RN60
RN65
RN70
B
-
D
C
[10.80]
[17.45]
[17.45]
[10.80]
[7.06]*
0.244
[6.20]
0.278
0.425
0.687
0.687
0.278
[7.06]
0.425
(Max.)
MIL-PRF-22684
Document Number: 31027
AT + 70 °C
RL07
RL20
0.016 ± 0.002
0.025 ± 0.002
0.025 ± 0.002
0.025 ± 0.002
0.032 ± 0.002
0.025 ± 0.002
0.032 ± 0.002
[0.41 ± 0.05]
[0.64 ± 0.05]
[0.64 ± 0.05]
[0.64 ± 0.05]
[0.81 ± 0.05]
[0.64 ± 0.05]
[0.81 ± 0.05]
Revision: 28-Aug-06
-
-
-
-
D