Document Number 88536

30-Aug-06

www.vishay.com

3

BA157 thru BA159

Vishay General Semiconductor

PACKAGE OUTLINE DIMENSIONS in inches (millimeters)

Figure 5. Typical Junction Capacitance

Reverse Voltage (V)

0.1

1

10

100

1

10

100

f = 1.0 MHz

Figure 6. Typical Transient Thermal Impedance

0.01

0.1

1

10

100

0.1

1

10

100

t - Pulse Duration (s)

0.107 (2.7)

0.080 (2.0)

0.034 (0.86)

0.028 (0.71)

DIA.

1.0 (25.4)

MIN.

1.0 (25.4)

MIN.

0.205 (5.2)

0.160 (4.1)

DIA.

DO-204AL (DO-41)

NOTE: Lead diameter is

for suffix “E” part numbers

0.026 (0.66)

0.023 (0.58)