LTC3403 datasheet(4/16 Pages) LINER

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LTC3403

3403f

Output Voltage vs Load Current

RDS(ON) vs Input Voltage

LOAD CURRENT (mA)

1.844

1.834

1.824

1.814

1.804

1.794

1.784

1.774

100

500

700

3403 G07

400

900 1000

200 300

600

800

TA = 25°C

VIN = 3.6V

INPUT VOLTAGE (V)

0.4

0.5

0.7

3403 G08

0.3

0.2

0.1

0.6

MAIN

SWITCH

SYNCHRONOUS

SWITCH

BYPASS SWITCH

TA = 25°C

RDS(ON) vs Temperature

TEMPERATURE (

°C)

–50

0.4

0.5

0.7

3403 G09

0.3

0.2

–25

100

125

0.1

0.6

MAIN SWITCH

SYNCHRONOUS SWITCH

BYPASS SWITCH

VIN = 2.7V

VIN = 3.6V

VIN = 3V

VIN = 4.2V

VIN = 3.6V

Oscillator Frequency

vs Supply Voltage

SUPPLY VOLTAGE (V)

1.8

1.7

1.6

1.5

1.4

1.3

1.2

3403 G06

TA = 25°C

Dynamic Supply Current

vs Supply Voltage

SUPPLY VOLTAGE (V)

2500

3000

3500

3403 G10

2000

1500

1000

500

4500

4000

TA = 25°C

VOUT = 1.8V

ILOAD = 0A

FORCED CONTINUOUS

MODE

Burst Mode

OPERATION

(From Figure 1a)

VOUT (V)

1600

1400

1200

1000

800

600

400

0.2

0.4

0.6

0.8

3403 F06a

1.0

1.2

TA = 25°C

VIN = 3.6V

TYPICAL PERFOR A CE CHARACTERISTICS

Frequency vs VOUT

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