Notes:
(1) Measured at 1.0MHz and applied reverse voltage of 4.0 VDC
(2) Thermal resistance from junction to ambient and from junction to lead at 0.375 (9.5mm) lead length P.C.B. mounted
Symbols RL
251G
RL
252G
RL
253G
RL
254G
RL
255G
RL
256G
RL
257G Units
Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 Volts
Maximum RMS voltage VRMS 35 70 140 280 420 560 700 Volts
Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 Volts
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=55 I(AV) 2.5 Amps
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
IFSM 70.0 Amps
Maximum forward voltage at 2.0A VF1.1 Volts
Maximum DC reverse current TJ=25
at rated DC blocking voltage TJ=100 IR
5.0
300.0 A
Typical junction capacitance (Note 1) CJ40.0 F
Typical thermal resistance (Note 2) R JA 25.0 /W
Operating and storage temperature range TJ, TSTG -55 to +150
Features
Mechanical Data
RL251G THRU RL257G
GLASS PASSIVATED JUNCTION RECTIFIER
Reverse Voltage - 50 to 1000 Volts
Forward Current - 2.5 Amperes
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0 utilizing
Flame retardant epoxy molding compound
2.5 ampere operation at TA=55 with no
thermal runaway
Glass passivated junction in R-3 package
Case: Molded plastic, R-3
Terminals: Axial leads, solderable per
MIL-STD-202, method 208
Polarity: Color band denotes cathode
Mounting Position: Any
Weight: 0.021 ounce, 0.605 gram
Maximum Ratings and Electrical Characteristics
1
Ratings at 25 ambient temperature unless otherwise specified.
DIMENSIONS
DIM
inches mm
Note
Min. Max. Min. Max.
A 0.138 0.161 3.50 4.10
B 0.138 0.161 3.50 4.10
C 0.040 0.043 1.0 1.10
D 1.000 - 25.40 -
RATINGS AND CHARACTERISTIC CURVES
2
