Powerex, Inc., 173 Pavilion Lane,Youngwood, Pennsylvania 15697 (724) 925-7272 www.pwrx.com

4

BS08D-T112

Silicon Bilateral Switch

2/11 Rev. 1

APPLICATION EXAMPLES

THYRISTOR TRIGGER CIRCUIT

LOAD

D

220kΩ

1kΩ

10kΩ

47Ω

5V

A

A

V

V

CR2AM-8

SBS

BS08D

R

C

R2

T2

+I

VT1

+V

-V

VS1

ID1

ID2

IS2

IH2

-I

VT2

VS2

IS1

IH1

T2

T1

T1

G

G

CR

0.1 µF

VR

1MΩ

AC INPUT

100VAC

This circuit is widely used in DC motor

control and other control applications.

LOAD

D2

D1

VR

220KΩ

BCR16

HM-8

Triac

SBS

BS08D

C2

0.1 µF

400WV

R2

100Ω

0.5W

R1

100Ω

0.25W

R3

15Ω

1W

C1

0.47 µF

25WV

AC INPUT

100VAC

This circuit is usable in such applications as lighting

control circuits, electric heater control, and other load

control applications.

EQUIVALENT CIRCUIT

CIRCUIT SYMBOL

TRIAC TRIGGER CIRCUIT

GATE CHARACTERISTICS

MEASUREMENT CURCUIT

STATIC CHARACTERISTICS