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REV. A

Structure

Silicon Monolithic

Products

USB High side switch IC

Type

BD2221G

Features

Single channel of low ON resistance (Typ = 160m

Ω) Nch power MOSFET built in

500mA Continuous current load

Over current detection （Output off-latch operation）

Under voltage lockout (UVLO)

Thermal shutdown (TSD)

Soft start function

Open drain error flag output

Active “Low” control logic

Reverse-current protection when power switch off

SSOP5 Package

◇Absolute maximum ratings (Ta=25°C)

Parameter

Symbol

Rating

Unit

Supply voltage

-0.3 ~ 6.0

V

Enable voltage

-0.3 ~ 6.0

V

/OC voltage

-0.3 ~ 6.0

V

/OC current

~ 5

mA

OUT voltage

-0.3 ~ 6.0

V

Storage temperature

-55 ~ 150

°C

Power dissipation

PD

675

*1

mW

*1 Mounted on 70mm * 70mm * 1.6mm grass-epoxy PCB. Derating : 5.4mW / °C for operating above Ta=25°C.

* This product is not designed for protection against radioactive rays.

◇Operating conditions

Parameter

Symbol

MIN

TYP

MAX

Unit

Operating voltage

2.7

5.0

5.5

V

Operating temperature

-40

-

85

°C

Continuous output current

0

-

500

mA