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Power Switch    
         
产品名称:AT6280
产品类别:Power Switch
产品描述:

 

 

Features

 Distribution voltages: 2.4V to 5.5V

 Programmable current limit

 80mΩ Typical RDS(ON)

 Over temperature shutdown and automatic retry

 Reverse blocking (no body diode)

 At shutdown, OUT can be forced higher than IN

 Automatic output discharge at shutdown

 Compact SOT23-5L packages minimize the board space.

Applications

 USB 3G Datacard

 USB Dongle

 MiniPCI Accessories

 Hot Swap Supplies 

 Notebook Computers 

 Peripheral Ports 

 Personal Communication Devices

Ordering Information

Temperature Range: -40°C to +85°C

Ordering Number

Package type

Note

AT6280AAC

SOT23-5L

---

FUNCTIONAL DESCRIPTION

Pin Diagram

Pin Descriptions

Pin No.

Name

Description

5

IN

Input Pin. Connect a 1uF capacitor from IN to GND

2

GND

Ground Pin

1

OUT

Output Pin,Connect a 0.47uF capacitor from OUT to GND

4

EN

ON/OFF control. Don’t leave it floating.

3

ISET

Current limit programming pin. Connect a resistor Rset from this pin

to GND to program the current limit: ILIM (A)=6800/RISET (ohm)

Typical Applications Circuit

 
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