LT1610 데이터 시트보기 (PDF) - Linear Technology

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LT1610

1.7MHz, Single Cell Micropower DC/DC Converter

Linear Technology 

TYPICAL APPLICATIONS

2-Cell to 5V Converter

L1

4.7µH

D1

+

2 CELLS

6

VIN

3

SHDN

5

SW

2

FB

C1

LT1610

15µF

8

COMP

7

GND

VC

PGND

1

4

VOUT

5V

50mA

1M

+

324k

C2

15µF

C1, C2: AVX TAJA156M010R

D1: MOTOROLA MBR0520

L1: SUMIDA CD43-4R7

MURATA LQH1C4R7

1610 TA02

2-Cell to 3.3V Converter

L1

4.7µH

D1

+

2 CELLS

C1

10µF

6

5

VIN

1

VC

SW

2

FB

LT1610

8

COMP

3

SHDN

GND

PGND

7

4

VOUT

3.3V

70mA

R2

1M

R3 + C2

604k

33µF

C1: AVX TAJA106M010R

C2: AVX TAJB336M006R

D1: MBR0520

L1: MURATA LQH3C4R7

SHUTDOWN

1610 TA04

5V to 12V/100mA Boost Converter

VIN

5V

+ C1

15µF

L1

10µH

D1

6

5

VIN

1

VC

SW

2

FB

LT1610

8

COMP

3

SHDN

GND

PGND

7

4

VOUT

12V

100mA

R2

1M

R3 + C2

115k

15µF

C1: AVX TAJA156M010

C2: AVX TAJB156M016

D1: MOTOROLA MBR0520

L1: MURATA LQH3C100M24

SHUTDOWN

1610 TA06

LT1610

90

80 VIN = 2V

Efficiency

VIN = 3V

70

VIN = 1.5V

60

50

0.1

1

10

100

LOAD CURRENT (mA)

1000

1610 TA03

90

3.3VOUT

80

Efficiency

3VIN

1.5VIN

70

2VIN

60

50

0.1

1

10

100

LOAD (mA)

1000

1610 TA05

90

85

80

75

70

65

60

55

50

0.1

Efficiency

1

10

LOAD CURRENT (mA)

100

1610 TA07

11

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