APW7093QA 데이터 시트보기 (PDF) - Anpec Electronics

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APW7093QA

3A, 1MHz, Step Down DC/DC Regulator

Anpec Electronics 

APW7093

Typical Characteristics (Cont.)

(Circuit of Figure2, VOUT=1.25V, for VIN=3.3V: L= 0.68µH, RTOFF=68kΩ; for VIN=5V: L=1µH, TOFF=100kΩ. TA=25°C

if not specially)

Light Load Waveform

VLX 5V/DIV

HeavyLoad Waveform

VLX 5V/DIV

ILX 1A/DIV

ILX 1A/DIV

VOUT 50mV/DIV

TIME 1µs/DIV

IOUT=100mA

VOUT 50mV/DIV

IOUT=3A

TIME 1µs/DIV

VREF vs. Temperature

1.118

1.116

1.114

1.112

VIN=3.3V

1.110

1.108

1.106

1.104

1.102

1.100

1.098

-50 -25 0

25 50 75 100 125

Temperature(°C)

Output Voltage vs. Temperature

1.255

1.253

1.251

1.249

VIN=3.3V

IOUT=0A

1.247

1.245

-50 -25 0

25 50

75 100 125

Temperature(°C)

Copyright © ANPEC Electronics Corp.

9

Rev. A.5 - Jun., 2005

www.anpec.com.tw

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