LTC3854_15 Datasheet, PDF(24/28 Page) Linear Technology – Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller

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LTC3854_15 Datasheet, PDF (24/28 Pages) Linear Technology – Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller

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LTC3854

TYPICAL APPLICATIONS

0.1ÂµF

2200pF

15k

32.4k

8.06k

VIN

LTC3854

RUN/SS BOOST

ITH

100pF

INTVCC

SENSEâ

SENSE+ GND

0.1ÂµF

180ÂµF

25V

0.22ÂµH,

1.8mÎ© DCR

0.1ÂµF

1.21k

4.7ÂµF

VIN

4.5V TO 14V

47ÂµF

25V

Ã2

VOUT

20A

+ COUT1

330ÂµF

Ã2

COUT2

47ÂµF

Ã2

D1 = CMDSH-3

M1, M2 = VISHAY Si7866ADP

L = SUMIDA CDEP104NP-0R2NC

COUT1 = SANYO 2RSTPE330M9

COUT2 = MURATA GRM31CR60J476K

3854 TA03

Figure 8. 1.0V/20A DCR Sense Application

0.1ÂµF

2200pF

7.5k

VIN

LTC3854 TG

RUN/SS

ITH

BOOST

100pF

8.06k

42.2k

INTVCC

SENSEâ

4.7nF

SENSE+ GND

16Î©

0.1ÂµF

150ÂµF

50V

VIN

6V TO 38V

47ÂµF

50V

Ã2

3.6ÂµH

RSENSE

3mÎ©

4.7ÂµF

VOUT

10A

+ COUT1

220ÂµF

D1 = ZETEX ZLLS1000

M1, M2 = INFINEON BSC093N04LS

L = COILTRONICS HC1-3R6-R

COUT1 = SANYO 6TPE220MI

Figure 9. 5.0V/10A RSENSE Application

3854 TA04

3854fb

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