L

O

A

D

SENSE (–)

SENSE (+)

PTEA4200xxN

5

2

7

Adjust

8

6

4

1

3

Sense(+)

Sense(−)

(Optional)

(Optional)

Remote

On/Off

PTEA420025, PTEA420033

www.ti.com

SLTS288C – JUNE 2007 – REVISED OCTOBER 2010

20-A, 48-V INPUT, ISOLATED, 1/8th BRICK DC-DC CONVERTER

Check for Samples: PTEA420025, PTEA420033

1

FEATURES

DESCRIPTION

•

20–A Output Current Rating

•

Input Voltage Range: 36 V to 75 V

The PTEA series of power modules are single-output

isolated DC/DC converters, housed in an industry

•

92% Efficiency

•

1500 Vdc Isolation

rated up to 66 W with a maximum load current of

•

Fast Transient Response

20 A.

•

On/Off Control

The PTEA series operates from a standard 48-V

•

Overcurrent Protection

telecom central office (CO) supply and occupies only

•

Differential Remote Sense

compact and flexible high-output power source in an

•

Adjustable Output Voltage

industry standard footprint. They are suitable for

•

Output Overvoltage Protection

distributed power applications in both telecom and

computing environments, and may be used for

•

Over-Temperature Shutdown

powering high-end microprocessors, DSPs, general

•

Undervoltage Lockout

purpose logic and analog.

•

Standard 1/8-Brick Footprint

Features include a remote On/Off control with

•

UL Safety Agency Approval

optional

logic

polarity,

an

undervoltage

lockout

(UVLO), a differential remote sense, and an industry

standard output voltage adjustment using an external

resistor.

Protection

features

include

output

overcurrent protection (OCP), overvoltage protection

(OVP), and thermal shutdown (OTP).

The modules are fully integrated for stand-alone

operation, and require no additional components.

STANDARD APPLICATION

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Copyright © 2007–2010, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.