MIL-PRF-19500P
APPENDIX B
B.5 DIODES AND RECTIFIERS SYMBOLS
B.5.1 Diodes and rectifier symbols. (See table B-I.)
CJ............................................................... Junction capacitance
IF(RMS), If, IF, IF(AV), iF, IFM ................... Forward current
IFSM .......................................................... Forward current, surge peak
IFM(OV) ..................................................... Forward current, overload
IO ............................................................... Average forward current, 180 degrees conduction angle, 60 Hz, half
sine wave
IR(RMS), Ir, IR, IR(AV), iR, IRM................. Reverse current
iR(REC), IRM(REC) ................................... Reverse recovery current
IRRM .......................................................... Reverse current, repetitive peak
IRSM .......................................................... Reverse current, surge peak
PF, PF(AV), PF, PFM................................. Forward power dissipation
PR, PR(AV), PR, PRM ............................... Reverse power dissipation
QS .............................................................. Stored charge
tfr ................................................................ Forward recovery time
trr................................................................ Reverse recovery time
V(BR), v(BR) .............................................. Breakdown voltage (dc, instantaneous total value)
VF(RMS), Vf, VF, VF(AV), vF, VFM ........... Forward voltage
VR(RMS), Vr, VR, Vr(AV), vR, VRM .......... Reverse voltage
VRWM........................................................ Working peak reverse voltage
VRRM ........................................................ Repetitive peak reverse voltage
VRSM......................................................... Nonrepetitive peak reverse voltage
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