1N4942 THRU 1N4948

FAST RECOVERY RECTIFIERS

Reverse Voltage - 200 to 1000 Volts

Forward Current - 1.0 Ampere

Case: JEDEC DO-41 molded plastic body

Terminals: Plated axial leads, solderable per MIL-STD-750,

Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Weight:0.012 ounce, 0.33 grams

The plastic package carries Underwriters Laboratory

Flammability Classification 94V-0

Fast switching for high efficiency

Low reverse leakage

High forward surge current capability

High temperature soldering guaranteed:

5 lbs. (2.3kg) tension

FEATURES

MECHANICAL DATA

Dimensions in inches and (millimeters)

DO-41

0.107(2.7)

0.080(2.0)

DIA.

0.034(0.86)

0.028(0.70)

DIA.

1.0 (25.4)

MIN.

0.205(5.2)

0.166(4.2)

1.0 (25.4)

MIN.

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

200

140

200

400

280

400

600

420

600

800

560

800

1000

700

1000

VOLTS

VOLTS

VOLTS

SYMBOLS

UNITS

Amp

Amps

Volts

1.0

30.0

1.3

Operating junction and storage temperature range

Maximum repetitive peak reverse voltage

Maximum RMS voltage

Maximum DC blocking voltage

Maximum average forward rectified current

0.375

Peak forward surge current

8.3ms single half sine-wave superimposed on

rated load (JEDEC Method)

Maximum instantaneous forward voltage at 1.0A

Maximum DC reverse current

at rated DC blocking voltage

5.0

50.0

R

50.0

15.0

-65 to +150

pF

C

A

µ

Typical thermal resistance (NOTE 3)

C/W

Typical junction capacitance (NOTE 2)

Maximum reverse recovery time

(NOTE 1)

150

250

500

ns

1N

4942

1N

4944

1N

4947

1N

4948

1N

4946

2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.

3.Thermal resistance from junction to ambient at 0.375

”(9.5mm)lead length,P.C.B. mounted

Ratings at 25 C ambient temperature unless otherwise specified.

Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.

MDD Catalog Number