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BD2045AFJ データシート(PDF) 7 Page - Rohm

部品番号 BD2045AFJ
部品情報  1ch High Side Switch ICs for USB Devices and Memory Cards
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メーカー  ROHM [Rohm]
ホームページ  http://www.rohm.com
Logo ROHM - Rohm

BD2045AFJ データシート(HTML) 7 Page - Rohm

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BD2045AFJ, BD2055AFJ
Technical Note
7/12
www.rohm.com
2011.06 - Rev.C
© 2011 ROHM Co., Ltd. All rights reserved.
Block diagram
IN
IN
/OC
EN(/EN)
OUT
OUT
OUT
GND
Charge
pump
Gate logic
TSD
OCD
UVLO
1
2
3
4
8
7
6
5
GND
IN
IN
/OC
OUT
OUT
OUT
Top View
EN(/EN)
Fig.36 Block diagram
Fig.37 Pin Configuration
Pin description
BD2045AFJ
Pin No.
Symbol
I / O
Pin function
1
GND
I
Ground.
2, 3
IN
I
Power supply input.
Input terminal to the power switch and power supply input terminal of the internal circuit.
At use, connect each pin outside.
4
/EN
I
Enable input.
Power switch on at Low level.
High level input > 2.0V, Low level input < 0.8V.
5
/OC
O
Error flag output.
Low at over current, thermal shutdown.
Open drain output.
6, 7, 8
OUT
O
Power switch output.
At use, connect each pin outside.
BD2055AFJ
Pin No.
Symbol
I / O
Pin function
1
GND
I
Ground.
2, 3
IN
I
Power supply input.
Input terminal to the power switch and power supply input terminal of the internal circuit.
At use, connect each pin outside.
4
EN
I
Enable input.
Power switch on at High level.
High level input > 2.0V, Low level input < 0.8V
5
/OC
O
Error flag output.
Low at over current, thermal shutdown.
Open drain output.
6, 7, 8
OUT
O
Power switch output.
At use, connect each pin outside.


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