APW7093QAI-TRL datasheet(6/20 Pages) ANPEC

Part #	APW7093QAI-TRL

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

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Manufacturer	ANPEC [Anpec Electronics Coropration]

Direct Link	http://www.anpec.com.tw

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Copyright

Rev. A.5 - Jun., 2005

APW7093

www.anpec.com.tw

6

Typical Application

LX

PGND

GND

FB

REF

SS

IN

VCC

EXTREF

TOFF

APW7093

L

220

µF

15m

Ω

0.1

µF

0.01

µF

33

µF

1

µF

VEXTREF

RTOFF

10

Ω

VIN

VOUT

SHDN

50K

Ω

R2

Fig2. Typical Applicatin Circuit

FOR VIN =5V: L=1mH, RTOFF=100kW

FOR VIN=3.3V: L=0.68mH, RTOFF=68kW

40

45

50

55

60

65

70

75

80

85

90

95

100

0

1

2

3

0

10

20

30

40

50

0

1

2

3

4

5

6

Typical Characteristics

Effienciency vs. Output Current

Output Current(A)

VIN=5V, VOUT=3.3V

VIN=5V, VOUT=1.25V

VIN=3.3V, VOUT=1.25V

No Load Supply Current vs. Input Voltage

Input Voltage(V)

(Circuit of Figure2, VOUT=1.25V, for VIN=3.3V: L: 0.68

µH, RTOFF=68kΩ; for VIN=5V: L=1µH, TOFF=100kΩ. TA=25C

if not specially)

VOUT=1.25V

RTOFF=68k

Ω

VIN=5V, VOUT=2.5V

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APW7093QAI-TRL Datasheet(PDF) 6 Page - Anpec Electronics Coropration

APW7093QAI-TRL Datasheet(HTML) 6 Page - Anpec Electronics Coropration

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