LTC1627CS8 查看數據表（PDF） - Linear Technology

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LTC1627CS8

Monolithic Synchronous Step-Down Switching Regulator

Linear Technology 

LTC1627

TYPICAL APPLICATIONS

3.3V Input to 2.5V/0.5A Regulator

CITH

47pF

CSS

0.1µF

1

ITH

8

SYNC/FCB

2

RUN/SS

7

VDR

3 VFB LTC1627 VIN 6

4

GND

SW 5

10µH*

R2

169k

1%

R1

80.6k

1%

C1

0.1µF

VOUT

2.5V

0.5A

+ COUT†

100µF

6.3V

BAT54S**

D1

VIN = 3.3V

+ CIN††

22µF

16V

D2

C2

0.1µF

* SUMIDA CD54-100

** ZETEX BAT54S

† AVX TPSC107M006R0150

†† AVX TPSC226M016R0375

1627 TA05

Single Lithium-Ion to 1.8V/0.3A Regulator

CITH

47pF

CSS

0.1µF

1

ITH

SYNC/FCB 8

2

RUN/SS

7

VDR

3

LTC1627

VFB

VIN

6

4

GND

5

SW

* SUMIDA CD54-150

** AVX TPSC107M006R0150

*** AVX TPSC226M016R0375

15µH*

R2

100k

1%

+

R1

80.6k

1%

VOUT

1.8V

0.3A

+

COUT **

100µF

6.3V

VIN ≤ 4.2V

CIN***

22µF

16V

1627 TA01

14

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