AAT1130 데이터 시트보기 (PDF) - Analog Technology Inc

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AAT1130

2.5MHz 500mA Step-Down DC/DC Converter

Analog Technology Inc 

SwitchRegTM

Typical Characteristics

Load Transient

(VOUT = 1V; VIN = 3.6V; COUT = 4.7µF; L = 1µH)

1.10

1.6

1.05

1.4

1.00

1.2

0.95

1.0

0.90

0.8

0.85

0.6

400mA

0.80

0.4

0.75

100mA

0.2

0.70

0

Time (5µs/div)

Load Transient

(VOUT = 1V; VIN = 3.6V; COUT = 4.7µF; L = 1µH)

1.10

1.6

1.05

1.4

1.00

1.2

0.95

1.0

0.90

0.8

0.85

500mA

0.6

0.80

0.4

0.75

10mA

0.2

0.70

0

Time (5µs/div)

Line Transient

(VOUT = 1.8V Fixed; COUT = 4.7µF; L = 1.5µH)

1.90

6.6

1.85

6.1

1.80

5.6

1.75

5.1

1.70

4.6

1.65

4.1

1.60

3.6

1.55

3.1

1.50

2.6

Time (10µs/div)

PRODUCT DATASHEET

AAT1130

2.5MHz 500mA Step-Down DC/DC Converter

Load Transient

(VOUT = 1V; VIN = 3.6V; COUT = 4.7µF; CFF = 100pF; L = 1µH)

1.10

1.6

1.05

1.4

1.00

1.2

0.95

1.0

0.90

0.8

0.85

500mA

0.6

0.80

0.4

0.75

0.2

10mA

0.70

0

Time (5µs/div)

Soft-Start

(VOUT = 1.8V Fixed; VIN = 3.6V; COUT = 4.7µF; L = 1.5µH)

(2V/Div)

0V

(1V/Div)

0V

(100mA/Div)

0mA

3.6V

1.8V

200mA

Time (100µs/div)

10

www.analogictech.com

1130.2008.08.1.1

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