TEL 1N4937, 1N4937, 1N4936, 1N4936, 1N4935 Datasheet

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1N4933 THRU 1N4937

FAST SWITCHING PLASTIC RECTIFIER

VOLTAGE - 50 to 600 Volts CURRENT - 1.0 Ampere

FEATURES

l High surge current capability l Plastic package has Underwriters Laboratory

Flammability Classification 94V-O Utilizing Flame Retardant Epoxy Molding Compound

l Void-free Plastic in a DO-41 package l 1.0 ampere operation at TA=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 Mounting Position: Any Weight: 0.012 ounce, 0.3 gram

DO-41

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%.

Maximum Recurrent Peak Reverse Voltage 50 100 200 400 600 V Maximum RMS Voltage 35 70 140 280 420 V Maximum DC Blocking Voltage 50 100 200 400 600 V Maximum Average Forward Rectified Current .375"(9.5mm) lead length at TA=55 Peak Forward Surge Current 8.3ms single half sine wave superimposed on rated load(JECEC method) Maximum Forward Voltage at 1.0A 1.2 V Maximum Reverse Current TJ=25 at Rated DC Blocking Voltage TJ=100

Typical Junction capacitance (Note 1) CJ 12 Maximum Reverse Recovery Time(Note 2) 200 ns Typical Thermal Resistance (Note 3) RJA 41 /W Storage and Operating Temperature Range -55 to +150

1N4933 1N4934 1N4935 1N4936 1N4937 UNITS

1.0 A 30 A

5.0

500

A A



NOTES:

1. Measured at 1 MHz and applied reverse voltage of 4.0 VDC

2. Reverse Recovery Test Conditions: IF=.5A, IR=1A, Irr=.25A

3. Thermal resistance from junction to ambient and from junction to lead at 0.375"(9.5mm) lead length P.C.B.

mounted

RATING AND CHARACTERISTIC CURVES 1N4933 THRU 1N4937

Fig. 1-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

Fig. 2-TYPICAL INSTANTANEOUS Fig. 3-FORWARD CURRENT DERATING CURVE FORWARD CHARACTERISTICS

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