CMF (Military RN and RL)
Vishay Dale
Metal Film Resistors, 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 appropriate catalog or web
page.
STANDARD ELECTRICAL SPECIFICATIONS
POWER
RESISTANCE RANGE
RATING
Ω
MAX.
VISHAY
MIL
DIELECTRIC
TOLERANCE WORKING
MIL
MIL-R-10509
DALE
SPEC.
MIL- STRENGTH
(1)
±%
VOLTAGE
STYLE
MODEL
SHEET P70 °C P125 °C
VAC
V
± 100 ppm/°C ± 50 ppm/°C ± 25 ppm/°C PRFW
W
22684
(D)
(C)
(E)
CMF50
RN50
08
-
0.05
0.1, 0.25,
0.5, 1
200
-
CMF55
RN55
07
0.125
0.10
0.1, 0.25,
0.5, 1
200
10 to 301K
CMF60
RN60
01
0.25
0.125
0.1, 0.25,
0.5, 1
300
10 to 1M
CMF65
RN65
02
0.50
0.25
0.1, 0.25,
0.5, 1
350
10 to 2M
49.9 to 1M
CMF70
RN70
03
0.75 (2)
0.50
0.1, 0.25,
0.5, 1
500
10 to 2.49M
CMF07
RL07
01
0.25
-
2, 5
250
CMF20
RL20
02
0.50
-
2, 5
350
10 to 100K
10 to 100K
-
450
49.9 to 100K 49.9 to 100K
-
450
49.9 to 499K 49.9 to 499K
-
500
49.9 to 1M
-
900
24.9 to 1M
24.9 to 1M
-
900
-
-
-
51 to
150K
450
-
-
-
4.3 to
470K
700
Notes
(1) Continuous working voltage shall be P x R or maximum working voltage, whichever is less.
(2) Formerly rated at 1 W and is the direct replacement for RN70 of MIL-R-10509 Rev. D.
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
CONDITION
Voltage Coefficient
ppm/V
5 when measured between 10 % and full rated voltage
Insulation Resistance
Ω
≥ 1010 min. dry; ≥ 108 min. after moisture test
Operating Temperature Range
°C
- 65/+ 175 (see derating curves for military range)
Terminal Strength
Ib
5 pound pull test for RL07/RL20; 2 pound pull test for all others
Solderability
www.vishay.com
48
Continuous satisfactory coverage when tested in accordance
with MIL-R-10509 and MIL-PRF-22684
For technical questions, contact: ff2aresistors@vishay.com
Document Number: 31027
Revision: 11-Mar-10
