Datasheet > BD4156MUV_09

BD4156MUV_09

更新时间： 2024-02-12 20:10:23

品牌	Logo	应用领域
罗姆 - ROHM		开关电源开关
页数	文件大小	规格书
24页	493K
描述
Power Switch for ExpressCardTM

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中文翻译

获取价格

数据手册

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BD4156MUV_09 数据手册

Technical Note

BD4156MUV

●TIMING CHART

Power ON/OFF Status of ExpressCard^TM

System Status

Power Switch Status

ExpressCard^TMModule

Status

Primary

Auxiliary

Primary

Auxiliary

OFF

(+3.3V and +1.5V)

(3.3V Aux)

OFF

Don’t care

De-asserted

OFF

Asserted

De-asserted

OFF

Asserted Before This

Asserted After This

OFF

ExpressCard^TMStates Transition Diagram

SYSR=L

SYSR=H⇔L

CP#=H

CP#=L→H

SYSR=H

CP#=H→L

SYSR=L

SYSR=L→H

CP#=L

SYSR=H→L

CP#=L

CP#=H⇔L

V3AUX=OFF

V15=V3=OFF

V3AUX=ON

V15=V3=ON

V3AUX=ON

V15=V3=OFF

SYSR=H

SYSR=L→H

CP#=L

CP#=L→H

SYSR=H→L

CP#=L

SYSR=H

CP#=H

SYSR=L

⇔

CP#=L

System Status

:SYSR=L

:SYSR=H

Card Status

Stand-by Status

ON Status

Card Asserted Status

Card De-asserted Status

:CP#=L

:CP#=H

From ON to Stand-by Status :SYSR=H→L

From Stand-by to ON Status :SYSR=L→H

From De-asserted to Asserted Status :CP#=H→L

From Asserted to De-asserted Status :CP#=L→H

www.rohm.com

2009.05 - Rev.A

8/23

1...5 6 789 10 11...24

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