RER Military
Vishay Dale
Wirewound Resistors, Military/Established Reliability
MIL-PRF-39009 Qualified, Type RER, R Level
FEATURES
• Aluminum heat sink housing
• Molded construction for total environmental protection
• Qualified to MIL-PRF-39009
• Complete welded construction
• Non-inductive styles manufactured with Aryton-Perry
winding for lowest reactive components
• Mounts on chassis to utilize heat-sink effect
STANDARD ELECTRICAL SPECIFICATIONS
VISHAY
REFERENCE
MODEL
POWER RATING
P25 °C
W
RESISTANCE RANGE
TOLERANCE
±%
WEIGHT
(typical)
g
RER40
ENH05
5
1 to 1.65K
1
3.3
RER45
ENH10
10
1 to 2.8K
1
8.8
RER50
ENH25
20
1 to 6.04K
1
16.5
RER55
ENH50
30
1 to 4.99K
1
35
RER60
ERH05
5
0.10 to 3.32K
1
3
RER65
ERH10
10
0.10 to 5.62K
1
6
RER70
ERH25
20
0.10 to 12.1K
1
13
RER75
ERH50
30
0.10 to 39.2K
1
28
MILITARY
MODEL
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
Free Air Power Rating at 25 °C
RER40/RER60
RER45/RER65
RER50/RER70
RER55/RER75
3
6
8
10
W
ppm/°C
± 20 for 20 and above; ± 50 for 1 to 19.9 ; ± 100 for 0.1 to 0.99
Maximum Working Voltage
V
(P x R)1/2
Insulation Resistance
10 000 M minimum dry, 1000 M minimum after moisture test
Solderability
-
Meets requirements of ANSI J-STD-002
°C
- 55 to + 250
Temperature Coefficient
Operating Temperature Range
MILITARY PART NUMBER INFORMATION
Military Part Numbering example: RER65F1001RC02
R
E
R
6
5
F
1
0
0
1
R
C
0
2
MIL TYPE
TOLERANCE CODE
RESISTANCE VALUE
FAILURE RATE
PACKAGING CODE
RER40
RER45
RER50
RER55
RER60
RER65
RER70
RER75
F = ± 1.0 %
3 digit significant figure,
followed by a multiplier
M = 1.0 %/1000 h
P = 0.1 %/1000 h
R = 0.01 %/1000 h
C02 = Tin/lead, card pack
CSL = Tin/lead, card pack,
single lot date code
www.vishay.com
1
49R9 = 49.9
1000 = 100
1001 = 1000
For technical questions, contact: ww2bresistors@vishay.com
Document Number: 30200
Revision: 23-Feb-11
