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
RATING
RESISTANCE RANGE
Ω
MAX.
VISHAY
DALE
MODEL
MIL
SPEC.
SHEET
DIELECTRIC
STRENGTH
VAC
MIL
STYLE
TOLERANCE WORKING
MIL-R-10509
MIL-
PRF-
22684
ꢀ
VOLTAGE (1)
V
P70 °C P125 °C
100 ppm/°C
(D)
50 ppm/°C
(C)
25 ppm/°C
W
W
(E)
0.1, 0.25,
0.5, 1
CMF50 RN50
CMF55 RN55
CMF60 RN60
CMF65 RN65
CMF70 RN70
CMF07 RL07
CMF20 RL20
08
07
01
02
03
01
02
-
0.05
200
200
300
350
500
250
350
-
10 to 100K
10 to 100K
-
-
-
-
-
450
450
500
900
900
450
700
0.1, 0.25,
0.5, 1
0.125 0.10
0.25 0.125
10 to 301K 49.9 to 100K 49.9 to 100K
0.1, 0.25,
0.5, 1
10 to 1M
49.9 to 499K 49.9 to 499K
0.1, 0.25,
0.5, 1
0.50
0.25
10 to 2M
49.9 to 1M
49.9 to 1M
0.1, 0.25,
0.5, 1
0.75 (2) 0.50
10 to 2.49M
24.9 to 1M
24.9 to 1M
51 to
150K
0.25
0.50
-
-
2, 5
2, 5
-
-
-
-
-
-
4.3 to
470K
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
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)
5 pound pull test for RL07/RL20; 2 pound pull test for all others
Ib
Continuous satisfactory coverage when tested in accordance
with MIL-R-10509 and MIL-PRF-22684
Solderability
www.vishay.com
48
For technical questions, contact: ff2aresistors@vishay.com
Document Number: 31027
Revision: 11-Mar-10