Notes:

(1) Reverse recovery test conditions: I

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

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

Symbols

BA157

BA158

BA159

Units

Maximum repetitive peak reverse voltage

V

RRM

400

600

1000

Volts

Maximum RMS voltage

V

RMS

280

420

700

Volts

Maximum DC blocking voltage

V

DC

400

600

1000

Volts

Maximum average forward rectified current

0.375" (9.5mm) lead length at T

I

(AV)

1.0

Amp

Peak forward surge current

8.3mS single half sine-wave superimposed

on rated load at T

I

FSM

35.0

Amps

Maximum instantaneous forward voltage at 1.0A

V

F

1.3

Volts

Maximum DC reverse current

at rated DC blocking voltage

T

I

R

5.0

A

Maximum reverse recovery time (Note 1)

T

rr

150

250

nS

Typical junction capacitance (Note 2)

C

J

15.0

F

Typical thermal resistance (Note 3)

R

JL

25

/W

Maximum operating junction temperature

T

J

-65 to +125

Maximum storage temperature

T

STG

-65 to +125

Features

BA157 THRU BA159

FAST SWITCHING PLASITC RECTIFIER

Plastic package has Underwriters Laboratory Flammability

Classification 94V-0

High surge current capabability

Void-free plastic package

Fast switching for high efficiency

High temperature soldering guaranteed:

350 /10 seconds, 0.375” (9.5mm) lead length,

5 lbs. (2.3Kg) tension

Maximum Ratings and Electrical Characteristics

1

Ratings at 25 ambient temperature unless otherwise specified.

Mechanical Data

Case: 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 gram

DIMENSIONS

DIM

inches

mm

Note

Min.

Max.

Min.

Max.

A

0.165

0.205

4.2

5.2

B

0.079

0.106

2.0

2.7

C

0.028

0.034

0.71

0.86

D

1.000

-

25.40

-