LTC3203 datasheet(4/16 Pages) LINER

номер детали	LTC3203

подробное описание детали	500mA Output Current Low Noise Dual Mode Step-Up Charge Pumps

PDF	16 Pages

Scroll/Zoom	100%

производитель	LINER [Linear Technology]

домашняя страница	http://www.linear.com

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LTC3203/LTC3203-1

LTC3203B/LTC3203B-1

32031fa

TYPICAL PERFOR A CE CHARACTERISTICS

VOUT vs Supply Voltage

(5V Output Setting)

Open-Loop Output Resistance

vs Temperature

Short-Circuit Current

vs Supply Voltage

Oscillator Frequency

vs Supply Voltage

TA = 25°C, VIN = 3.6V, C1 = C2 = 2.2µF unless otherwise specified

VOUT vs Load Current

(4.5V Output Setting)

VOUT vs Supply Voltage

(4.5V Output Setting)

VOUT vs Load Current

(5V Output Setting)

ILOAD (mA)

4.65

4.60

4.55

4.50

4.45

4.40

4.35

4.30

4.25

400

3203 G01

100

200

300

500

350

150

250

450

1.5x MODE

2x MODE

VIN = 3.6V

VIN = 3.3V

VIN = 3V

VIN = 2.7V

ILOAD (mA)

4.7

5.1

5.5

400

3203 G02

4.3

3.9

4.5

4.9

5.3

4.1

3.7

3.5

100

200

150

300 350

450

250

500

VIN = 3.3V

VIN = 3V

VIN = 3.6V

VIN = 2.7V

1.5x MODE

2x MODE

VIN (V)

2.5

3.0

3.2

3.6

3.8

4.0

4.5

4.8

3203 G03

3.4

3.5

5.5

4.2

4.4

4.6

ILOAD = 0mA

ILOAD = 500mA

ILOAD = 250mA

1.5x MODE

2x MODE

ILOAD = 0mA

ILOAD = 500mA

VIN (V)

2.5

5.4

5.2

5.0

4.8

4.6

4.4

4.2

4.0

3203 G04

3.5

4.5

5.5

ILOAD = 250mA

1.5x MODE

2x MODE

TEMPERATURE (

°C)

–40

1.5

2.0

2.5

3203 G06

1.0

0.5

–15

2x MODE

VIN = 2.7V

VOUT = 4.5V

1.5x MODE

VIN = 3.6V

VOUT = 4.5V

VIN (V)

2.5

1.4

1.2

1.0

0.8

0.6

0.4

0.2

3203 G07

3.5

4.5

5.5

1.5x MODE

2x MODE

VIN (V)

2.5

1400

1200

1000

800

600

400

200

3203 G08

3.5

4.5

5.5

1.5x MODE

2x MODE

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