LTM4625EY-PBF Ver la hoja de datos (PDF) - Linear Technology

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LTM4625EY-PBF

20VIN , 5A Step-Down DC/DC µModule Regulator

Linear Technology 

Block Diagram

LTM4625

RFB

40.2k

0.1µF

VIN

FB

INTVCC

CLKIN

CLKOUT

PHMODE

MODE

TRACK/SS

1µF

20k

VOUT

60.4k

POWER CONTROL

PGOOD

SVIN

VIN

0.1µF

10k

INTVCC

VIN

CIN 4V TO 20V

10µF

25V

1µH

VOUT

1µF

GND

VOUT

1.5V

5A

COUT

47µF

6.3V

RUN

COMP

INTERNAL

COMP

INTERNAL

FILTER

162k

FREQ

SGND

4625 BD

Figure 1. Simplified LTM4625 Block Diagram

Decoupling Requirements

SYMBOL

CIN

COUT

PARAMETER

External Input Capacitor Requirement

(VIN = 4V to 20V, VOUT = 1.5V)

External Output Capacitor Requirement

(VIN = 4V to 20V, VOUT = 1.5V)

CONDITIONS

IOUT = 5A

IOUT = 5A

MIN

TYP

MAX

4.7

10

22

47

UNITS

µF

µF

4625f

For more information www.linear.com/LTM4625

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