MIC2589(2004) 查看數據表（PDF） - Micrel

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产品描述 (功能)

生产厂家

MIC2589
(Rev.:2004)

Single-Channel, Negative High-Voltage Hot Swap Power Controllers/Sequencers

Micrel 

MIC2589/2595

Functional Diagram

VDD

SENSE

VEE

Internal VDD

and

Reference

Generator

50mV

VDD1

95µA

Error

AMP

+

–

VDD1

VREF

CFILTER

+

VCFILTER

–

4µA

VEE

VDD1

25µA

VREF

Logic +

Circuit

Breaker

CNLD

UV

OV

+

VCNLD

–

VEE

–

+

VTH(UV/OV)

–

+

Micrel

VDD1

45µA

GATE

VEE

VDD1

100µA

VEE

PWRGD1

PWRGD2

PWRGD3

VEE

EN

VEE

Internal

PG

6V

Clamp

VPGTH

VDD1

45µA

VTH(PG2)

VTH(PG3)

/PWRGD1

/PWRGD2

/PWRGD3

DRAIN

PGTIMER

MIC2589 Block Diagram

VEE

For Power-Good circuitry only

denotes -2 option

M9999-031504

10

March 2004

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