FAN2001 datasheet(5/11 Pages) FAIRCHILD

部品番号	FAN2001

部品情報	1A High-Efficiency Step-Down DC-DC Converter

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メーカー	FAIRCHILD [Fairchild Semiconductor]

ホームページ	http://www.fairchildsemi.com

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FAN2001/FAN2002 Rev. 1.0.2

Typical Performance Characteristics

TA = 25°C, CIN = 10µF, COUT = 20µF, L = 3.3µH, R2 = 10KΩ, unless otherwise noted.

110

100

1000

60

65

70

75

80

85

90

95

100

VIN = 5V

VOUT = 3.3V

VIN = 3.6V

VOUT = 1.2V

VIN = 3.6V

VOUT = 3V

0.1

1

10

100

1000

35

40

45

50

55

60

65

70

75

80

85

90

95

100

VIN = 5.5V

VOUT = 3.3V

VIN = 3.9V

0.1

1

10

100

1000

30

40

50

60

70

80

90

100

Load Current (mA)

Efficiency vs. Load Current

VOUT = 1.2V

VIN = 5.5V

V IN = 3.6V

VIN = 2.5V

0200

400

600

800

1000

1.192

1.194

1.196

1.198

1.200

1.202

1.204

1.206

1.208

1.210

1.212

1.214

VIN = 5V

Output Voltage vs. Load Current

2.5

3.0

3.5

4.0

4.5

5.0

5.5

0

10

20

30

40

50

60

70

80

Input Voltage (V)

R 2 = 100KΩ

R 2 = 10KΩ

Quiescent Current vs. Input Voltage

-40

-20

0

20

40

60

80

100

1200

1220

1240

1260

1280

1300

1320

1340

1360

1380

1400

Temperature (

°C)

Frequency vs. Temperature

VIN = 2.5V

VIN = 3.6V

VIN = 5.5V

VOUT = 1.2V

R 2 = 100KΩ

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