Datasheet

○Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays

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TSZ22111･14･001

TSZ02201-0E3E0H300380-1-2

21.Feb.2014 Rev.002

1ch Small Package

High Side Switch ICs

for USB Devices and Memory Cards

BD2220G-LB

BD2221G-LB

General Description

This is the product guarantees long time support in

Industrial market.

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

■

Long time support a product for Industrial

applications.

■

Low On-Resistance (Typ. 160m

Ω) N-channel

MOSFET Built-in

■

Over-Current Detection

(Output off-latch operation)

■

Thermal Shutdown

■

Open-Drain Fault Flag Output

■

Under-Voltage Lockout

■

Soft-Start Circuit

■

Control Input Logic

Active-High : BD2220G

Active-Low : BD2221G

■

Reverse Current Protection when

Power Switch Off

Applications

Industrial Equipment,

USB hub in consumer appliances, Car accessory, PC,

PC peripheral equipment, and so forth

Key Specifications

Input voltage range:

2.7V to 5.5V

ON resistance:

160m

Ω(Typ.)

Over current threshold:

0.5A min., 1.0A max.

Standby current:

0.01

μA (Typ.)

Operating temperature range:

-40℃ to +85℃

Package

W(Typ.)

D (Typ.) H (Max.)

SSOP5

2.90mm x 2.80mm x 1.25mm

Typical Application Circuit

Lineup

Over current detection

Control input logic

Package

Orderable Part Number

Min.

Typ.

Max.

0.5A

-

1.0A

High

SSOP5

Reel of 3000

BD2220G – LBTR

0.5A

-

1.0A

Low

SSOP5

Reel of 3000

BD2221G – LBTR

SSOP5

10k

Ω~

100k

Ω

VIN

GND

EN

VOUT

/OC

5V (Typ.)

+

-

3.3V