L6610N 데이터 시트보기 (PDF) - STMicroelectronics

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L6610N

DIGITALLY PROGRAMMABLE SECONDARY HOUSEKEEPING CONTROLLER

STMicroelectronics 

L6610

DIGITALLY PROGRAMMABLE SECONDARY

HOUSEKEEPING CONTROLLER

s OV/UV DETECTION FOR 3.3V, ±5V, ±12V

RAILS AND 5V (OR 3.3V) AUX. VOLTAGE

s OC DETECTION ON 12V AND 5V (OR 3.3V)

RAILS

s AC MAINS UV (BROWNOUT) DETECTION

WITH HYSTERESIS

s ON-LINE DIGITAL TRIMMING FOR 5V/12V,

3.3V, 5V (OR 3.3V) AUX. FEEDBACK

REFERENCES AND AC MAINS UV.

s DIGITALLY SELECTABLE OPTIONS

s ERROR AMPLIFIERS FOR 5V/12V RAILS

(MAIN SUPPLY), 3V3 POST-REGULATOR

(MAG_AMP OR LINEAR) AND AUXILIARY

SUPPLY.

s MAIN SUPPLY ON/OFF CONTROL AND

POWER GOOD SIGNAL

s 50mA CROWBAR DRIVE FOR AUXILIARY

OUTPUT OVP.

s OPEN GROUND PROTECTION

s 8ms DIGITAL SOFT START

s 64 ms UV/OC BLANKING AT START-UP

TYPICAL APPLICATION CIRCUIT

WIDE RANGE

MAINS

+

-

MAIN

CONTROL

BCD TECHNOLOGY

SDIP24

SO24

ORDERING NUMBERS:

L6610N

L6610D

L6610DTR(T & Reel)

APPLICATIONS

s SWITCHING POWER SUPPLIES FOR

DESKTOP PC'S, SERVERS AND WEB

SERVERS

s SUPERVISOR FOR DISTRIBUTED POWER

+12V

+5V

COM

-5V

-12V

+3.3V

+5Vaux

April 2002

AUXILIARY

CONTROL

Bout

VDD

Dmon

Cout

MFault

12V

5V

-5V

-12V

3V3

Aout

Gnd

L6610

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