VIN

VBST1

TPS51275B/C

DRVH1

SW1

DRVL1

VO1

VFB1

CS1

EN1

EN-5V

VCLK

VREG5

5 V

15 V

VBST2

DRVH 2

SW2

DRVL2

VFB2

CS2

EN2

PGOOD

VREG3

EN 3.3 V

3.3 V

PGOOD

3.3-V Always ON

UDG-12091

1 mF

5 V

Always ON

1 mF

VIN

VBST1

TPS51275

DRVH1

SW1

DRVL1

VO1

VFB1

CS1

EN1

EN-5V

VCLK

VREG5

5 V

15 V

VBST2

DRVH 2

SW2

DRVL2

VFB2

CS2

EN2

PGOOD

VREG3

EN 3.3 V

3.3 V

PGOOD

3.3-V Always ON

UDG-12090

1 mF

5 V

1 mF

TPS51275, TPS51275B, TPS51275C

SLUSB45B – JUNE 2012 – REVISED MARCH 2013

www.ti.com

These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam

during storage or handling to prevent electrostatic damage to the MOS gates.

TYPICAL APPLICATION DIAGRAM (TPS51275)

TYPICAL APPLICATION DIAGRAM (TPS51275B and TPS51275C)

2

Submit Documentation Feedback

Copyright © 2012–2013, Texas Instruments Incorporated