L6615D 查看數據表（PDF） - STMicroelectronics

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L6615D

HIGH/LOW SIDE LOAD SHARE CONTROLLER

STMicroelectronics 

L6615

HIGH/LOW SIDE LOAD SHARE CONTROLLER

s SSI SPECS COMPLIANT

s HIGH/LOW SIDE CURRENT SENSING

s FULLY COMPATIBLE WITH REMOTE

OUTPUT VOLTAGE SENSING

s FULL DIFFERENTIAL LOW OFFSET

CURRENT SENSE

s 2.7V TO 22V VCC OPERATING RANGE

s 32kΩ SHARE SENSE AMPLIFIER INPUT

IMPEDANCE

s HYSTERETIC UVLO

APPLICATION

s DISTRIBUTED POWER SYSTEMS

s HIGH DENSITY DC-DC CONVERTERS

s (N+1) REDUNDANT SYSTEMS, N UP TO 20

s SMPS FOR (WEB) SERVERS

DESCRIPTION

This controller IC is specifically designed to

BCD TECHNOLOGY

DIP8

SO8

ORDERING NUMBERS:

L6615N

L6615D

L6615DTR(T & Reel)

achieve load sharing of paralleled and indepen-

dent power supply modules in distributed power

systems, by adding only few external components.

Current sharing is achieved through a single wire

connection (share bus) common to all of the paral-

leled modules.

TYPICAL APPLICATION DIAGRAM

+OUT

+OUT_S

-OUT_S

-OUT

PS #1

+OUT

+OUT_S

-OUT_S

-OUT

PS #N

RSENSE

(*)

RADJ

RG1

RG2

1 GND

VCC 8

2 CS-

CGA 7

3 CS+ SHARE 6

4 ADJ

COMP 5

L6615

CC

RSENSE

RC

(*)

RADJ

RCGA

RG1

RG2

1 GND

VCC 8

2 CS-

CGA 7

3 CS+ SHARE 6

4 ADJ

COMP 5

L6615 CC

RC

SHARE BUS

RCGA

+OUT

GND

LOAD

(*) OR-ing FET can

be used to reduce

power dissipation

July 2003

1/20

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