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BD2221G Folha de dados(PDF) 1 Page - Rohm

Nome de Peças BD2221G
Descrição Electrónicos  1ch Small Package High Side Switch ICs for USB Devices and Memory Cards
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Fabricante Electrônico  ROHM [Rohm]
Página de início  http://www.rohm.com
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2011.05 - Rev.B
© 2011 ROHM Co., Ltd. All rights reserved.
Power Management Switch ICs for PCs and Digital Consumer Products
1ch Small Package
High Side Switch ICs
for USB Devices and Memory Cards
BD2220G,BD2221G
Description
BD2220G and BD2221G are low on-resistance N-channel MOSFET high-side power switches, optimized for Universal
Serial Bus (USB) applications. BD2220G and BD2221G are equipped with the function of over-current detection, thermal
shutdown, under-voltage lockout and soft-start.
Features
1) Low On-Resistance (Typ. 160mΩ) N-channel MOSFET Built-in
2) Over-Current Detection (Output off-latch operation)
3) Thermal Shutdown
4) Open-Drain Fault Flag Output
5) Under-Voltage Lockout
6) Soft-Start Circuit
7) Input Voltage Range: 2.7V ~ 5.5V
8) Control Input Logic
Active-High
: BD2220G
Active-Low
: BD2221G
9) Reverse Current Protection when Power Switch Off
10) SSOP5 Package
Absolute Maximum Ratings (Ta=25℃)
Parameter
Symbol
Ratings
Unit
VIN supply voltage
VIN
-0.3 ~ 6.0
V
EN(/EN) input voltage
VEN(/EN)
-0.3 ~ 6.0
V
/OC voltage
V/OC
-0.3 ~ 6.0
V
/OC sink current
I/OC
5
mA
VOUT voltage
VOUT
-0.3 ~ 6.0
V
Storage temperature
TSTG
-55 ~ 150
Power dissipation
Pd
675
*1
mW
*1 Mounted on 70mm x 70mm x 1.6mm glass epoxy board. Reduce 5.4mW per 1
oC above 25oC.
*
This product is not designed for protection against radioactive rays.
Operating Conditions
Parameter
Symbol
Ratings
Unit
Min.
Typ.
Max.
VIN operating voltage
VIN
2.7
5.0
5.5
V
Operating temperature
TOPR
-40
-
85
No.11029EBT16


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