AS1330 查看數據表（PDF） - austriamicrosystems AG

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AS1330

4MHz, Low Voltage, DC-DC Step-Up Converter

austriamicrosystems AG 

AS1330

Datasheet - Application Information

Figure 21. AS1330 - Boost Converter, Single AA Cell to 2.5V adjustable Output Voltage

L1

1µH

SW

AA Battery

C1

lid 4.7µF

On

a Off

VIN

AS1330-AD

VOUT

POK

EN

FB

SENSE

GND

CFF

R1

560kΩ

C2

4.7µF

VOUT

2.5V

R2

270kΩ

till v To power an output voltage of 3.3V with the AS1330 a schottky diode is requiered. In this setup the output disconnect function is no longer

working because the schottky diode is bypassing the input to the output.

G s Figure 22. AS1330 - Boost Converter, Single AA Cell to 3.3V adjustable Output Voltage

A t L1

1µH

D1

ams nten AA Battery

C1

4.7µF

co On

Technical Off

SW

VIN

AS1330-AD

VOUT

POK

EN

GND

FB

SENSE

CFF

R1

470kΩ

VOUT

3.3V

C2

4.7µF

R2

150kΩ

www.austriamicrosystems.com/DC-DC_Step-Up/AS1330

Revision 1.06

11 - 17

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