LT1370 查看數據表（PDF） - Linear Technology

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产品描述 (功能)

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LT1370

500kHz High Efficiency 6A Switching Regulator

Linear Technology 

TYPICAL APPLICATIONS N

Two Li-Ion Cells to 5V SEPIC Converter**

VIN

4V TO 9V

ON

OFF

+ C1

33µF

20V

VIN

S/S

VSW

LT1370

FB

GND

VC

L1A*

6.8µH

•

C2

4.7µF

R1

2k

C4

0.047µF

C5

0.0047µF

D1

MBRD835L

L1B*

6.8µH

R2

18.7k

1%

+

R3

6.19k

1%

VOUT†

5V

C3

100µF

10V

×2

C1 = AVX TPSD 336M020R0200

C2 = TOKIN 1E475ZY5U-C304

C3 = AVX TPSD107M010R0100

* BH ELECTRONICS 501-0726

** INPUT VOLTAGE MAY BE GREATER OR

LESS THAN OUTPUT VOLTAGE

LT1370 • TA05

†MAX IOUT

IOUT VIN

2A 4V

2.2A 5V

2.6A 7V

2.8A 9V

LT1370

Single Li-Ion Cell to 5V

ON

OFF

+ SINGLE + C1**

Li-Ion

100µF

CELL

10V

L1*

VIN

S/S

VSW

LT1370

FB

GND

VC

C2

0.047µF

R3

2k

D1

MBRD835L

R1

18.7k

1%

VOUT†

5V

+

R2

6.19k

1%

C3

0.0047µF

C4**

100µF

10V

×2

*COILCRAFT DO3316P-472

**AVX TPSD107M010R0100

†MAX IOUT

IOUT VIN

2.5A 2.7V

3A 3.3V

3.3A 3.6V

LT1370 • TA06

13

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