www.vishay.com For technical questions, contact: ff2aresistors@vishay.com Document Number: 31025
52 Revision: 11-Mar-10
ERC (Military RNC/RNR)
Vishay Dale
Metal Film Resistors, Military/Established Reliability,
MIL-PRF-55182 Qualified, Precision, Type RNC, Characteristics J, H, K
FEATURES
•Meets requirements of MIL-PRF-55182
•Very low noise (- 40 dB)
•Verified failure rate (contact factory for current level)
•100 % stabilization and screening tests. Group A testing, if
desired, to customer requirements
•Controlled temperature coefficient
•Epoxy coating provides superior moisture protection
•Standard lead on RNC product is solderable and weldable
•Traceability of materials and processing
•Monthly acceptance testing
•Vishay Dale has complete capability to develop specific
reliability programs designed to customer requirements
•Extensive stocking program at distributors and factory on
RNC50, RNC55, RNC60 and RNC65
•For MIL-PRF-55182 characteristics E and C product, see
Vishay Angstrohm’s HDN (Military RNR/RNN) datasheet
Notes
(1) Consult factory for current QPL failure rates.
(2) Continuous working voltage shall be or maximum working voltage, whichever is less.
(3) Hot solder dipped leads
(4) Standard resistance tolerances: ± 0.1 % (B), ± 0.5 % (D) and ± 1 % (F). ± 0.1 % not applicable to characteristic K.
STANDARD ELECTRICAL SPECIFICATIONS
VISHAY
DALE
MODEL
MIL-PRF-55182
STYLE
MIL
SPEC.
SHEET
POWER
RATING TOLERANCE
(4)
± %
MAXIMUM
WORKING
VOLTAGE
(2)
V
RESISTANCE RANGE
Ω
LIFE
FAILURE
RATE
(1)
P
70 °C
W
P
125 °C
W
± 100 ppm/°C
(K)
± 50 ppm/°C
(H)
± 25 ppm/°C
(J)
ERC50,
ERC50..31
(3)
RNC50, RNR50 07 0.10 0.05 0.1, 0.5, 1 200 10 to 796K M, P, R, S
ERC55,
ERC55..65
(3)
RNC55, RNR55 01 0.125 0.10 0.1, 0.5, 1 200 10 to 2M M, P, R, S
ERC55..200,
ERC55..201
(3)
RNC60, RNR60 03 0.25 0.125 0.1, 0.5, 1 250 10 to 2M M, P, R, S
2.01M to 3.01M M
ERC65,
ERC65..65
(3)
RNC65, RNR65 05 0.50 0.25 0.1, 0.5, 1 300 10 to 3.01M M, P, R
ERC70
ERC70..4
(3)
RNC70, RNR70 06 0.75 0.50 0.1, 0.5, 1 350 10 to 3.01M M, P, R
P x R
TECHNICAL SPECIFICATIONS
PARAMETER UNIT CONDITION
Voltage Coefficient, max. ppm/V 5/V when measured between 10 % and full rated voltage
Dielectric Strength VAC RNC50, RNC55 and RNC60 = 450; RNC65 and RNC70 = 900
Insulations Resistance Ω≥ 1011 dry; ≥ 109 after moisture test
Operating Temperature Range °C - 65 to + 175
Terminal Strength lb 2 lb pull test on RNC50, RNC55, RNC60 and RNC65; 4.5 lb pull test on RNC70
Solderability Continuous satisfactory coverage when tested in accordance with MIL-STD-202, Method 208
Weight g RNC50 = 0.11; RNC55 = 0.35; RNC60 = 0.35; RNC65 = 0.84; RNC70 = 1.60