LTC3528BEDDB-2-PBF datasheet(4/16 Pages) LINER

Part #	LTC3528BEDDB-2-PBF

Description	1A, 2MHz Synchronous Step-Up DC/DC Converter in 2mm 횞 3mm DFN

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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4 / 16 page

LTC3528B-2

4

3528b2f

LOAD CURRENT (mA)

0.1

60

80

100

35282 G03

40

20

50

70

90

30

10

100

10000

1000

1

10

1000

VIN = 2.4V

VIN = 3.6V

VIN = 4.2V

EFFICIENCY

POWER

LOSS

Maximum Output Current vs VIN

Minimum Load Resistance During

Start-Up vs VIN

Start-Up Delay Time vs VIN

Efﬁciency vs Load Current and VIN

for VOUT = 5V

Efﬁciency vs Load Current and VIN

for VOUT = 3.3V

LOAD CURRENT (mA)

0.1

60

80

100

35282 G02

40

20

50

70

90

30

10

100

1000

1

10

1000

VIN = 1.8V

VIN = 2.4V

VIN = 3V

EFFICIENCY

POWER

LOSS

VIN (V)

1

700

2.5

35282 G05

400

200

1.5

2

3

100

0

800

600

500

300

3.5

4

4.5

VOUT = 1.8V

VOUT = 3.3V

VOUT = 5V

VIN (V)

0.7

10

1000

100

10000

0.8

0.9

1

35282 G06

VIN (V)

1

120

2.5

35282 G07

90

70

1.5

2

3

60

50

130

110

100

80

3.5

4

4.5

TYPICAL PERFORMANCE CHARACTERISTICS (T

A = 25°C unless otherwise noted)

Efﬁciency vs Load Current and VIN

for VOUT = 1.8V

Efﬁciency vs Load Current and VIN

for VOUT = 3V

LOAD CURRENT (mA)

0.1

60

80

100

35282 G01

40

20

50

70

90

30

10

0

10

100

1000

1

0.1

1

10

1000

VIN = 1V

VIN = 1.2V

VIN = 1.5V

EFFICIENCY

POWER

LOSS

LOAD CURRENT (mA)

0.1

60

80

100

35282 G26

40

20

50

70

90

30

10

0

10

100

1000

1

10

1000

VIN = 1V

VIN = 1.5V

VIN = 2.4V

EFFICIENCY

POWER

LOSS

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LTC3528BEDDB-2-PBF Datasheet(PDF) 4 Page - Linear Technology

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