LTM4609MPV-PBF View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTM4609MPV-PBF

36VIN, 34VOUT High Efficiency Buck-Boost DC/DC µModule Regulator

Linear Technology 

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Typical Applications

LTM4609

5.1V

ZENER

VIN

5V TO 36V

10µF

50V

R5

100k

C1

0.1µF

R4

324k

LTC6908-1

V+

OUT1

GND OUT2

SET MOD

2-PHASE OSCILLATOR

200Ω

5.1V

C3

0.1µF

10µF

50V

CLOCK SYNC 0° PHASE

PGOOD VIN PLLIN VOUT

RUN

FCB

LTM4609

COMP

INTVCC

PLLFLTR

EXTVCC

STBYMD

SW1

SW2

RSENSE

SENSE+

SS

SENSE–

L1

3.3µH

R2

8mΩ

SGND

PGND

VFB

RFB*

3.57k

C2 +

22µF

25V

×2

330µF

25V

VOUT

12V

8A

CLOCK SYNC 180° PHASE

PGOOD VIN PLLIN VOUT

FCB

RUN LTM4609

COMP

INTVCC

PLLFLTR

EXTVCC

STBYMD

SW1

SW2

RSENSE

SENSE+

SS

SENSE–

L2

3.3µH

R3

8mΩ

SGND

PGND

VFB

4609 TA06

C4 +

22µF

25V

×2

330µF

25V

*RFB IS SELECTED USING

VOUT

= 0.8V

100k

N

+

RFB

RFB

WHERE N IS THE NUMBER

OF PARALLELED MODULES.

Figure 20. Two-Phase Parallel, 12V at 8A Design

For more information www.linear.com/LTM4609

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