1N4942 THRU 1N4948

GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER

Reverse Voltage - 200 to 1000 Volts

Forward Current - 1. 0 Ampere

FEATURES

♦ High temperature metallurgically bonded construction

♦ Hermetically sealed package

♦ Glass passivated cavity-free junction

♦ 1.0 Ampere operation

at TA=55

°C with no

thermal runaway

♦ Capable of meeting environmental standards of

MIL-S-19500

♦ Fast switching for high efficiency

♦ High temperature soldering guaranteed:

350

°C/10 seconds, 0.375” (9.5mm) lead length,

5 lbs. (2.3kg) tension

MECHANICAL DATA

Case: JEDEC DO-204AP solid glass body

Terminals: Solder plated axial leads, solderable per

MIL-STD-750, Method 2026

Polarity: Color band denotes cathode end

Weight: 0.02 ounce, 0.56 gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25

°C ambient temperature unless otherwise specified.

SYMBOLS

1N4942

1N4944

1N4946

1N4947

1N4948

UNITS

* Maximum recurrent peak reverse voltage

200

400

600

800

1000

Volts

Maximum RMS voltage

140

280

420

560

700

Volts

* Maximum DC blocking voltage

200

400

600

800

1000

Volts

* Minimum reverse breakdown voltage at 50

220

440

660

880

1100

Volts

* Maximum average forward rectified current

°C

1.0

Amp

* Peak forward surge current

8.3ms single halt sine-wave superimposed

25.0

Amps

on rated load (JEDEC Method)

* Maximum instantaneous forward voltage at: 1.0A

1.3

°C

2.5

Volts

* Maximum DC reverse current

°C

1.0

at Rated DC blocking voltage

°C

500.0

µA

150

250

500

ns

15.0

pF

R

ΘJA

55.0

°C/W

* Operating junction and storage temperature range

-65 to +175

°C

NOTES:

(2) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts

(3) Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted

*JEDEC registered values

4/98

DO-204AP

0.034 (0.86)

0.028 (0.71)

DIA.

0.150 (3.8)

0.100 (2.5)

DIA.

1.0 (25.4)

MIN.

0.240 (6.1)

MAX.

1.0 (25.4)

MIN.

Dimensions in inches and (millimeters)

P

A

TENTED*