Datasheet > BD4155FV_10

BD4155FV_10

更新时间： 2022-10-15 11:20:56

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
17页	467K
描述
Power Switch IC for ExpressCard

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数据手册

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BD4155FV_10 数据手册

Technical Note

BD4155FV

●BLOCK DIAGRAM

V3_IN

V3-1 3.3V/1.30A

3.3V

V3-2

V3_IN2

TSD,CL,UVLO

V3AUX_IN

3.3V AUX/275mA

V3AUX

TSD,CL,UVLO_AUX

V15_IN1

V15_IN2

V15-1 1.5V/625mA

1.5V

V15-2

PLT_RST#(from host)

EC_RST#(from host)

V3AUX_IN

PERST#(to card)

Power

good

(from card) CPPE#

(from card) CPUSB#

(from host) SYSR

Input

logic

PLL_CLKREQ#(to PLL)

EC_CLKREQ#(from card)

EN,SYSR

CPUSB#

CPPE#

TSD,CL,UVLO

TSD

Thermal

protection

V3AUX_IN

V3_IN,V3AUX_IN,V15_IN

EC_CLKEN#(from host)

V3,V3AUX,V15

Reference

Block

UVLO

Under

V3_IN

V3AUX_IN

V15_IN

voltage

UVLO_AUX

Charge

Pump

lock out

GND

●Pin Configration

●Pin Function

PIN No

PIN NAME

PIN FUNCTION

PLT_RST#

EC_RST#

SYSR

V3_IN1

V3_IN2

V3_1

Logic input pin (from HOST)

Logic input pin

V3 input pin 1

V3 input pin 2

V3 output pin 1

V3 output pin 2

Logic output pin

Logic input pin (from HOST)

GND pin

Logic input pin

V15 output pin 1

V15 output pin 2

V15 input pin 1

V15 input pin 2

V3AUX output pin

V3AUX input pin 1

PLT_RST#

EC_CLKREQ#

PLL_CLKREQ#

V3AUX_IN1

V3AUX

EC_RST#

SYSR

V3_IN1

V3_IN2

V3_2

PERST#

EC_CLKEN#

GND

CPUSB#

CPPE#

V15_1

V15_IN2

V15_IN1

V15_2

V3_1

V3_2

V15_2

PERST#

EC_CLKEN#

GND

V15_1

V15_IN1

V15_IN2

V3AUX

V3AUX_IN

CPPE#

CPUSB#

PLL_CLKREQ# Clock enable signal (to PLL)

EC_CLKREQ# Logic input pin (from CARD)

SSOP-B20 Package

www.rohm.com

2010.04 - Rev.B

7/16

1...4 5 678 9 10...17

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