ADM1275-3ACPZ-R7 datasheet(20/48 Pages) AD

20 / 48 page

ADM1275

Data Sheet

Rev. D | Page 20 of 48

FUNCTIONAL BLOCK DIAGRAMS

GATE

SENSE+

TIMER

ADM1275-1

GND

SENSE–

VCC

VCP

×50

–

VCAP

IOUT

1.0V

VOUT

SCL

SDA

ADR

SENSE+

IOUT

LDO

CHARGE

PUMP

TIMEOUT

GPO2/ALERT2

PWRGD

GPO1/ALERT1/CONV

LATCH

CURRENT

LIMIT

CURRENT

LIMIT

FLB

ISET

TIMEOUT

CURRENT

LIMIT

CONTROL

REF

SELECT

1.0V

GATE

DRIVE/

LOGIC

AND

PMBus

–

12-BIT

ADC

Figure 43. ADM1275-1 Functional Block Diagram

GATE

SENSE+

TIMER

ADM1275-2

GND

SENSE–

VCC

VCP

VCAP

IOUT

1.0V

VOUT

SCL

SDA

ADR

SENSE+

IOUT

LDO

CHARGE

PUMP

TIMEOUT

PWRGD

GPO1/ALERT1/CONV

CURRENT

LIMIT

CURRENT

LIMIT

FLB

ISET

TIMEOUT

CURRENT

LIMIT

CONTROL

REF

SELECT

1.0V

GATE

DRIVE/

LOGIC

AND

PMBus

×50

–

12-BIT

ADC

Figure 44. ADM1275-2 Functional Block Diagram

GATE

SENSE+

TIMER

ADM1275-3

GND

SENSE–

VCC

VCP

VCAP

ENABLE

IOUT

1.0V

VOUT

12-BIT

ADC

SCL

SDA

ADR

SENSE+

IOUT

LDO

CHARGE

PUMP

TIMEOUT

GPO2/ALERT2

PWRGD

LATCH

CURRENT

LIMIT

CURRENT

LIMIT

FLB

ISET

TIMEOUT

CURRENT

LIMIT

CONTROL

REF

SELECT

1.0V

GATE

DRIVE/

LOGIC

AND

PMBus

×50

–

Figure 45. ADM1275-3 Functional Block Diagram

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