LTC3350 datasheet(8/46 Pages) LINER

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LTC3350

3350fc

For more information www.linear.com/LTC3350

IIN and ICHARGE vs VIN

ICHARGE vs VCAP

Charger Efficiency vs VCAP

ICHARGE vs VCAP

IIN and ICHARGE vs IOUT

VCAP vs vcapfb_dac

Typical perForMance characTerisTics

VCAP vs Temperature

Efficiency in Boost Mode

Load Regulation in Boost Mode

TA = 25°C, Application Circuit 4 unless otherwise noted.

VIN (V)

2.9

3.5

3350 G04

2.3

1.7

IIN

4.1

125°C

25°C

–40°C

IOUT = 1A

VCAP = 6V

ICHARGE

VCAP (V)

2.50

3.75

3350 G06

1.25

5.00

VIN = 12V

VIN = 24V

VIN = 35V

IIN(MAX) = 2A

IOUT = 1A

VCAP (V)

7.2

3350 G08

1.8

3.6

5.4

100

VIN = 12V

VIN = 24V

VIN = 35V

IIN(MAX) = 2A

IOUT = 0A

VCAP (V)

2.50

3.75

3350 G05

1.25

5.00

VIN = 12V

VIN = 24V

VIN = 35V

IIN(MAX) = 2A

IOUT = 0A

IOUT (A)

2.50

3.75

3.00

3350 G07

1.25

0.75

1.50

2.25

IIN

5.00

VIN = 12V

VIN = 24V

VIN = 35V

IIN(MAX) = 2A

ICHARGE

vcapfb_dac (CODE)

0 1 2 3 4 5 6 7 8 9 10 11 12

5.50

6.75

3350 G09

4.25

3.00

8.00

ICHARGE = 2A

TEMPERATURE (°C)

–40

7.200

7.205

130

3350 G10

7.195

7.190

7.185

–6

7.210

capfb_dac = 15

ICHARGE = 2A

IOUT (A)

100

10–3

10–2

10–1

100

101

3350 G11

VCAP = 2V

VCAP = 3V

VCAP = 4V

APPLICATION CIRCUIT 5

IOUT (A)

4.981

4.988

4.994

5.000

10–3

10–2

10–1

100

101

3350 G12

4.975

VCAP = 2V

VCAP = 3V

VCAP = 4V

APPLICATION CIRCUIT 5

LTC3350 Datasheet(PDF) 8 Page - Linear Technology

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