Diodes AP2145/ AP2155 Manuel d'utilisateur télécharger pdf

AP2145/ AP2155

Document number: DS32031 Rev. 3 - 2

1 of 13

www.diodes.com

March 2013

AP2145/ AP2155

0.5A SINGLE CHANNEL CURRENT-LIMITED POWER SWITCH

Description

The AP2145 and AP2155 are integrated high-side power switches

optimized for Universal Serial Bus (USB) and other hot-swap

applications. The family of devices complies with USB 2.0 and

available with both polarities of Enable input. They offer current and

thermal limiting and short circuit protection as well as controlled rise

time and under-voltage lockout functionality. A 7ms deglitch capability

on the open-drain Flag output prevents false over-current reporting

and does not require any external components.

All devices are available in SO-8 and MSOP-8EP packages.

Features

 Single USB Port Power Switches

 Over-Current and Thermal Protection

 0.8A Accurate Current Limiting

 Reverse Current Blocking

 90m On-Resistance

 Input Voltage Range: 2.7V - 5.5V

 0.6ms Typical Rise Time

 Very Low Shutdown Current: 1µA (max)

 Fault Report (FLG) with Blanking Time (7ms typ)

 ESD Protection: 6kV HBM, 400V MM

 Active High (AP2155) or Active Low (AP2145) Enable

 Ambient Temperature Range -40°C to +85°C

 SO-8 and MSOP-8EP (Exposed Pad): Available in “Green”

Molding Compound (No Br, Sb)

 Lead-Free Finish; RoHS Compliant (Notes 1 & 2)

 Halogen and Antimony Free. “Green” Device (Note 3)

 UL Recognized, File Number E322375

 IEC60950-1 CB Scheme Certified

Pin Assignments

SO-

OUT

GND

FLG

(Top View)

MSOP-8EP

OUT

GND

FLG

(Top View)

Applications

 Consumer electronics – LCD TV & Monitor, Game Machines

 Communications – Set-Top-Box, GPS, Smartphone

 Computing – Laptop, Desktop, Servers, Printers, Docking Station,

HUB

Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.

2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"

and Lead-free.

3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and

<1000ppm antimony compounds.

Typical Applications Circuit

0.1uF

GND

OUT

120uF

Power Supply

2.7V to 5.5V

0.1uF

OFF

FLG

Load

10k

10uF



Green

1 2 3 4 5 6 ... 12 13

Résumé du contenu

Page 1 - MSOP-8EP

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Page 9 - Application Information

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