LTM4604V Просмотр технического описания (PDF) - Linear Technology

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производитель

LTM4604V

Low Voltage, 4A DC/DC µModule™ with Tracking

Linear Technology 

BLOCK DIAGRAM

PGOOD

RUN/SS

CSSEXT

TRACK 4.99k

SUPPLY

TRACK

5.76k COMP

RSS

1M

CSS

1000pF

CONTROL,

DRIVE

INTERNAL

COMP

LTM4604

10μF

6.3V

×2

VIN

VIN

10μF 2.375V TO 5.5V

6.3V

M1

L

M2

C2

470pF

R1

4.99k

0.5%

VOUT

10μF

6.3V

22μF

6.3V

×3

VOUT

1.5V

4A

GND

FB

SW

RFB

5.76k

4604 BD

Figure 1. Simplified LTM4604 Block Diagram

DECOUPLING REQUIREMENTS TA = 25°C. Use Figure 1 Configuration.

SYMBOL

PARAMETER

CONDITIONS

MIN TYP MAX UNITS

CIN

External Input Capacitor Requirement IOUT = 4A

(VIN = 2.375V to 5.5V, VOUT = 1.5V)

COUT

External Output Capacitor Requirement IOUT = 4A

(VIN = 2.375V to 5.5V, VOUT = 1.5V)

10

μF

22

100

μF

4604f

7

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