SI9140_04 datasheet(4/19 Pages) VISHAY

No. de pieza	SI9140

Descripción Electrónicos	MP Controller For High Performance Process Power Supplies

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Fabricante Electrónico	VISHAY [Vishay Siliconix]

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Si9140

Vishay Siliconix

www.vishay.com

4

Document Number: 70026

S-40699—Rev. H, 19-Apr-04

TYPICAL CHARACTERISTICS (25_C UNLESS OTHERWISE NOTED)

100

200

300

400

500

600

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

100

200

300

400

500

600

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

1.0

1.2

1.4

1.6

1.8

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

1.485

1.490

1.495

1.500

1.505

1.510

1.515

0

5

10

15

20

25

30

3.0, 3.6 V

VREF vs. Load Current

VREF − Sourcing Current (mA)

5.0 V

6.5 V

Error Amplifier Gain and Phase

f − Frequency (MHz)

80

0

−30

−60

−90

−120

−150

60

40

20

0

−20

−40

0.0001

0.001

0.01

0.1

1

10

100

Gain

Phase

25_C

Supply Current

vs. Supply Voltage and Temperature

VDD − Supply Voltage (V)

CL = 10 pF

f = 1 MHz

0_C

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

Standby Current

vs. Supply Voltage and Temperature

VDD − Supply Voltage (V)

TA = 85_C

25_C

210

230

220

240

250

260

70_C

0_C

−40_C

TA = 85_C

70_C

−40_C

DR Sourcing Current vs. Supply Voltage

VDD − Supply Voltage (V)

DR Sinking Current vs. Supply Voltage

VDD − Supply Voltage (V)

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