_

+

_

+

LINP

RAMP

GENERATOR

_

+

_

+

GATE

DRIVE

LPVDD

GATE

DRIVE

LPVDD

GATE

DRIVE

RPVDD

GATE

DRIVE

RPVDD

THERMAL

DETECT

VCP-UVLO

DETECT

DOUBLER

CHARGE PUMP

CONTROL and

STARTUP

LOGIC

5-V

REGULATOR

and BIASES

VCC

PVDD

LINN

LCOMP

COSC

RCOMP

RINP

RINN

RPVDD

AGND

LPVDD

SHUTDOWN

MUTE

VCCREG

V2P5

LPVDD

RPVDD

PGND

VCP

PVDD

VCP

PVDD

VCP

PVDD

VCP

PVDD

VDD

VDD

10 k

Ω

10 k

Ω

1.5 V

10 k

Ω

10 k

Ω

1.5 V

NOTE A: LPVDD, RPVDD, and PVDD are externally connected. AGND and PGND are externally connected.