ERL
Vishay Dale
Metal Film Resistors, Military/Established Reliability,
MIL-PRF-39017 Qualified, Type RLR
FEATURES
• Meets requirements of MIL-PRF-39017.
• Failure Rate: Verified Failure Rate (Contact factory for
current level).
• Excellent high frequency performance.
• Epoxy coated construction provides superior moisture
protection.
• Traceability of materials and processing.
• Monthly lot acceptance testing.
• Very low noise.
• Extensive stocking program at distributors and factory in
±
1% and
±
2% tolerances.
• Vishay Dale has complete capability to develop specific
reliability programs designed to customer requirements.
STANDARD ELECTRICAL SPECIFICATIONS
VISHAY
DALE
MODEL
ERL-05
ERL-07
ERL-20
ERL-32
1)
MIL-PRF-39017
TYPE
RLR05
RLR07
RLR20
RLR32
POWER RATING
P
70
°
C
W
0.125
0.25
0.5
1
RESISTANCE
TOLERANCE
%
±
1,
±
2
±
1,
±
2,
±
5,
±
10
±
1,
±
2
±
1,
±
2
MAXIMUM
WEIGHT
(Grams)
.11
.35
.75
1.5
MAXIMUM
WORKING
VOLTAGE
200
250
350
500
RESISTANCE
1)
RANGE (Ohms)
T - 1 (
±
100ppm/
°
C)
4.7 - 1M
1 - 10M
4.3 - 3.01M
1 - 2.7M
Extended Resistance Range: DSCC has created a series of drawings intended to support extended resistance ranges left otherwise void by
the discontinuation of MIL-R-39008 RCR carbon composition resistors. Vishay Dale is listed as a resource on these drawings as follows:
DSCC DRAWING
RESISTANCE
NUMBER
RANGE
SIZE
98020
1.1 meg - 22 meg
1/8 watt
99011
11 meg - 22 meg
1/4 watt
98021
3.3 meg - 22 meg
1/2 watt
98022
3 meg - 22 meg
1 watt
97004
1 ohm - 2.7 meg
2 watt
These drawings can be viewed at:
www.dscc.dla.mil/Programs/MilSpec/ListDwgs.asp?DocType=DSCCdwg
TECHNICAL SPECIFICATIONS
PARAMETER
Voltage Coefficient, max.
Dielectric Strength
Insulation Resistance
Operating Temperature Range
Terminal Strength
Solderability
UNIT
ppm/°C
VAC
Ω
°C
lb
CONDITION
5/Volt when measured between 10% and full rated voltage
RLR05 = 300; RLR07/RLR20 = 500;
RLR32 = 1000
≥
10
9
minimum dry;
≥
10
11
minimum after moisture test
- 65 / + 150
2lb pull test on RLR05; 5lb pull test on all other sizes
Continuous satisfactory coverage when tested in accordance with MIL-STD-202,
Method 208
ORDERING INFORMATION - MILITARY PART NUMBER
RLR
MILITARY TYPE
Per MIL-PRF-39017
07
SIZE
05 = 0.125 watt
07 = 0.25 watt
20 = 0.5 watt
32 = 1 watt
C
LEAD MATERIAL
Solderable/
Weldable
3001
VALUE
F
TOLERANCE
R
FAILURE RATE
%/1000 HOURS
M = 1%
P = 0.1%
R = 0.01%
S = 0.001%
F =
±
1%
First three digits are significant
G=
±
2%
figures. (Two for
±
5% tolerance.)
J =
±
5%
Last digit specifies the number of
zeros to follow. (3000 ohm illustrated.)
www.vishay.com
44
For Technical Questions, contact ff2aresistors@vishay.com
Document Number: 31023
Revision 24-Oct-00
ERL
Metal Film Resistors, Military/Established Reliability
DIMENSIONS
in inches [millimeters]
A
E
Vishay Dale
C
Max.
B
D
MODEL
ERL-05
ERL-07
ERL-20
ERL-32
A
0.150
±
.020
[3.81
±
.508]
0.250 + .031 - .046
[6.35 + .787 - 1.17]
0.375
±
.041
[9.53
±
1.04]
0.190
±
.015
[4.83
±
.381]
B
0.066
±
.008
[1.68
±
.203]
0.090
±
.008
[2.29
±
.203]
0.138
±
.023
[3.51
±
.584]
0.190
±
.015
[4.83
±
.381]
C
(Max.)
0.187
[4.75]
0.300
[7.62]
0.450
[11.43]
0.625
[15.87]
D
0.016
[.406]
0.025
[.635]
0.032
[.813]
0.032
[.813]
E
1.25
±
.266
[31.75
±
6.76]
1.50
±
.125
[38.10
±
3.18]
1.50
±
.125
[38.10
±
3.18]
1.50
±
.125
[38.10
±
3.18]
MATERIAL SPECIFICATIONS
Element:
Vacuum-deposited nickel-chrome alloy
Encapsulation:
Specially formulated epoxy compound
Standard lead material is solder-coated copper
Solderable and weldable per
MIL-STD-1276, Type C.
Core:
Fire-cleaned high purity ceramic
Termination:
APPLICABLE MIL-SPECIFICATIONS
MIL-PRF-39017:
The ERL series meets the electrical, environmental and
dimensional requirements of MIL-PRF-39017.
MIL-PRF-22684:
MIL-PRF-39017 supercedes MIL-PRF-22684 on new
designs. The ERC series meet or exceed MIL-PRF-22684
requirements.
Documentation:
Qualification and failure rate verification
test data is maintained by Vishay Dale and is available upon
request. Lot traceability and identification data is maintained
by Vishay Dale for five years.
POWER RATING
Power ratings are based on the following two conditions:
1.
±
2.0% maximum
∆R
in 2000 hours load life.
2. + 150°C maximum operating temperature.
RATED POWER IN %
120
100
80
60
40
20
0
-65 -50
-25
0
25
50
75
100 125 150 175 200
70
AMBIENT TEMPERATURE IN ˚C
DERATING
MARKING
— Per MIL-PRF-39017
Document Number: 31023
Revision 24-Oct-00
For Technical Questions, contact ff2aresistors@vishay.com
www.vishay.com
45
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