7.2 kW

3 kW

10.5 kW

ULN2002A

ULN/ULQ2003A: R

= 2.7 k

B

W

ULN/ULQ2004A: R

= 10.5 k

B

W

ULN2003AI: R

= 2.7 k

B

W

7.2 kW

3 kW

ULN2003A,

ULN2004A, ULQ2003A, ULQ2004A

ULN2003AI,

ULN2002A, ULN2003A, ULN2003AI, ULN2004A

ULQ2003A, ULQ2004A

www.ti.com

SLRS027M – DECEMBER 1976 – REVISED FEBRUARY 2013

SCHEMATICS (EACH DARLINGTON PAIR)

All resistor values shown are nominal.

The collector-emitter diode is a parasitic structure and should not be used to conduct current. If the collector(s) go

below ground an external Schottky diode should be added to clamp negative undershoots.

Copyright © 1976–2013, Texas Instruments Incorporated

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