SI9139DG-2820 datasheet(5/17 Pages) VISHAY

Part #	SI9139DG-2820

Description	Multi-Output, Individual On/Off Control Power-Supply Controller

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Manufacturer	VISHAY [Vishay Siliconix]

Direct Link	http://www.vishay.com

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Si9139

Vishay Siliconix

New Product

Document Number: 71841

S-22317—Rev. A, 16-Dec-02

www.vishay.com

5

ORDERING INFORMATION

Part Number

Temperature

Range

SMPSB, SMPSA

Output Voltages

Si9139DG – 3328

3.3 V, 2.8 V

Si9139DG – 3325

3.3 V, 2.5 V

Si9139DG – 3322

3.3 V, 2.2 V

Si9139DG – 3320

3.3 V, 2.0 V

Si9139DG – 3318

3.3 V, 1.8 V

Si9139DG – 3315

3.3 V, 1.5 V

Si9139DG – 2825

2.8 V, 2.5 V

Si9139DG – 2822

2.8 V, 2.2 V

Si9139DG – 2820

2.8 V, 2.0 V

Si9139DG – 2818

2.8 V, 1.5 V

Si9139DG – 2815

2.8 V, 1.8 V

Si9139DG – 2522

-40 to 85

_C

2.5 V, 2.2 V

Si9139DG – 2520

2.5 V, 2.0 V

Si9139DG – 2518

2.5 V, 1.8 V

Si9139DG – 2515

2.5 V, 1.5 V

Si9139DG – 2220

2.2 V, 2.0 V

Si9139DG – 2218

2.2 V, 1.8 V

Si9139DG – 2215

2.2 V, 1.5 V

Si9139DG – 2018

2.0 V, 1.8 V

Si9139DG – 2015

2.0 V, 1.5 V

Si9139DG – 1815

1.8 V, 1.5 V

Si9139DG

Contact factory for other

voltages

Evaluation

Board

Temperature

Range

Board Type

Si9139DB

-40 to 85

_C

Surface Mount

TYPICAL CHARACTERISTICS (25_C UNLESS NOTED)

0.001

55

0.1

65

85

60

70

1

0.01

Efficiency vs. Auxiliary SMPS C Output Current

(Buck-Boost Configuration)

Current (A)

75

80

0.1

50

80

100

60

70

110

Efficiency vs. SMPS B Output Current

Load Current (A)

90

Frequency = 300 kHz

VIN = 5 V

VIN = 24 V

6 V

30 V

VIN = 15 V

SMPS A No Load

VOUT = 2.5 V

VIN = 12 V

SMPS A, B No Load

VOUT = 12 V

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