MIL-PRF-19500/456E
4.5.2 Thermal resistance. Thermal resistance measurements shall be conducted in accordance with method
3131 of MIL-STD-750. The following details shall apply:
a. Collector current magnitude during power application shall be 3.14 A dc.
b. Collector to emitter voltage magnitude shall be 20 V dc.
c. Reference temperature measuring point shall be the case.
d. Reference point temperature shall be +25C TR +75C and recorded before the test is started.
e. Mounting arrangement shall be with heat sink to header.
f. Maximum limit of RJC shall be 0.875C/W.
7
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business