1N4942 THRU 1N4948
FAST SWITCHING PLASTIC RECTIFIER
VOLTAGE - 200 to 1000 Volts CURRENT - 1.0 Ampere

FEATURES
l High surge current capability
l Plastic package has Underwriters Laboratory
Flammability Classification 94V - O Utilizing
Flame Retardant E poxy Molding Compound
l Void - free Plastic in a DO - 41 package
l 1.0 ampere operation at T A =55 with no thermal runaway
l Fast switching for high efficiency
l Exceeds environmental standards of MIL - S - 19500/228

MECHANICAL DATA
Case: Molded plastic, DO - 41
Terminals: Axial leads, solderable per MIL - STD - 202,
Method 208
Polarity: Band denotes cathode
Mou nting Position: Any
Weight: 0.012 ounce, 0.3 gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
1N4942 1N4944 1N4946 1N4947 1N4948 UNITS
Maximum Recurrent Peak Reverse Voltage 200 400 600 800 1000 V
Maximum RMS Voltage 140 280 420 560 700 V
Maximum DC Blocking Voltage 200 400 600 800 1000 V
Maximum Average Forward Rectified Current
.375 "(9.5mm) lead length at T A =55
1.0 A
Peak Forward Surge Current 8.3ms single half
sine
wave superimposed on rated load(JECEC method)
30 A
Maximum Forward Voltage at 1.0A 1.3 V
Maximum Reverse Current T J =25
at Rated DC Blocking Voltage T J =100
5.0
500
A
A
Typical Junction capa citance (Note 1) 12 P F
Maximum Reverse Recovery Time(Note 2) 150 150 250 250 250 ns
Typical Thermal Resistance (Note 3) R JA 41 /W
Operating and Storage Temperature Range - 55 to +150



DO-41