CMF (Military RN and RL)
www.vishay.com
Vishay Dale
Metal Film Resistors, Axial, Military, MIL-R-10509 Qualified,
Precision, Type RN and MIL-PRF-22684 Qualified, Type RL
FEATURES
• Very low noise (-40 dB)
• Very low voltage coefficient (5 ppm/V)
• Controlled temperature coefficient
• Flame retardant epoxy coating
• Commercial alternatives to military styles are available
with higher power ratings. See CMF Industrial data sheet:
(www.vishay.com/doc?31018)
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE RESISTANCE RESISTANCE
POWER POWER
MAX.
RANGE
RANGE
RANGE
RESISTANCE
RANGE
Ω
MIL
SPEC.
SHEET
DIELECTRIC
STRENGTH
VAC
GLOBAL MIL
MODEL STYLE
RATING RATING WORKING
Ω
Ω
Ω
TOL. (3)
ꢀ
P70 °C P125 °C VOLTAGE (1) MIL-R-10509 MIL-R-10509 MIL-R-10509
W
W
V
100 ppm/°C
(D)
50 ppm/°C
(C)
25 ppm/°C MIL-PRF-22684
(E)
0.1, 0.25,
0.5, 1
CMF50
CMF55
CMF60
CMF65
CMF70
RN50
RN55
RN60
RN65
RN70
08
07
01
02
03
-
0.05
0.10
0.125
0.25
0.50
200
200
300
350
500
-
10 to 100K
10 to 100K
-
-
-
-
-
450
450
500
900
900
0.1, 0.25,
0.5, 1
0.125
0.25
0.50
10 to 301K
10 to 1M
10 to 2M
10 to 2.49M
49.9 to 100K 49.9 to 100K
49.9 to 499K 49.9 to 499K
0.1, 0.25,
0.5, 1
0.1, 0.25,
0.5, 1
49.9 to 1M
24.9 to 1M
49.9 to 1M
24.9 to 1M
0.1, 0.25,
0.5, 1
(2)
0.75
CMF07
CMF20
RL07
RL20
01
02
0.25
0.50
-
-
250
350
-
-
-
-
-
-
51 to 150K
4.3 to 470K
2, 5
2, 5
450
700
Notes
(1)
(2)
(3)
Continuous working voltage shall be P x R or maximum working voltage, whichever is less.
Formerly rated at 1 W and is the direct replacement for RN70 of MIL-R-10509 rev. D.
Tolerances of 0.1 ꢀ, 0.25 ꢀ and 0.5 ꢀ are not applicable to characteristic D.
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
ppm/V
Ω
CONDITION
Voltage Coefficient
Insulation Resistance
Operating Temperature Range
Terminal Strength
5 when measured between 10 ꢀ and full rated voltage
≥ 1010 min. dry; ≥ 108 min. after moisture test
°C
-65/+175 (see derating curves for military range)
Ib
5 pound pull test for RL07/RL20; 2 pound pull test for all others
Continuous satisfactory coverage when tested in accordance
with MIL-R-10509 and MIL-PRF-22684
Solderability
Revision: 02-Feb-2022
Document Number: 31027
1
For technical questions, contact: ff2aresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000