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BA157 THRU BA159

1.0AMP . FAST RECOVERY RECTIFIERS

FEATURE

.

Fast switching

.

High current capability

.

Low forward voltage drop

.

Low power loss, high efficiency

.

High surge capability

.

High temperature soldering guaranteed

260°C /10sec/ 0.375" lead length at 5 lbs tension

MECHANICAL DATA

.

Terminal: Plated axial leads solderable per

MIL-STD 202E, method 208C

.

Case: Molded with UL-94 Class V-0 recognized

Flame Retardant Epoxy

.

Polarity: color band denotes cathode

.

Mounting position: any

DO-41

.787(20.0)

M IN.

.205(5.2)

.166(4.2)

.787(20.0)

M IN.

.107(2.7)

.080(2.0)

DIA.

+

-

.032(0.8)

.025(0.65)

DIA.

Dimensions in inches and (millimeters)

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%

Type Number

SYMBOL

BA157

BA158

BA159

units

Maximum Recurrent Peak Reverse Voltage

400

600

1000

V

Maximum RMS Voltage

280

420

700

V

Maximum DC blocking Voltage

400

600

1000

V

Maximum Average Forward Rectified Current

1.0

A

Peak Forward Surge Current 8.3ms single half

sine-wave superimposed on rated load (JEDEC

method)

30.0

A

Maximum Instantaneous forward Voltage at

1.0A DC

1.3

V

Maximum DC Reverse Current

at rated DC blocking voltage

5.0

100.0

µA

Maximum Reverse Recovery Time (Note 1)

150

250

ns

Typical Junction Capacitance (Note 2)

15

pF

Typical Thermal Resistance (Note 3)

75

°C/W

Storage Temperature

-55 to +150

°C

Operation Junction Temperature

-55 to +150

°C

Note:

2. Measured at 1.0 MHz and applied reverse voltage of 4.0Vdc

3. Thermal Resistance from Junction to Ambient at 0.375"（9.5mm）lead length, vertical P.C. Board Mounted.