ISL6173EVAL3 데이터 시트보기 (PDF) - Renesas Electronics

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ISL6173EVAL3

Dual Low Voltage Hot Swap Controller

Renesas Electronics 

ISL6173

IC Operation State Diagram

No

Pow er

Apply Pow er

Bias>1V

PG

&

FLT

Outputs

Valid

Bias>2V

FLT

Cleared

EN De-asserted

Gate

Pulldow n

Io>>ICR

(WOC)

Output

Voltage

Available

Io>ICR

Vuv<633mV Vuv>645mV

PG

Asserted

EN Asserted

Soft Start

(Tss)

Run

OC Timer

(Toc)

Io>ICR

Current

Limit

Mode

Io>=Icr

AND

t>Toc

Count 64

Pulses

&

Reset

RTR/LTCH = L

FLT

Asserted

Reset &

Latch

Off

State

RTR/LTCH = H

FIGURE 16.

FN9186 Rev 3.00

January 3, 2006

Page 12 of 20

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