CAT4139TD-GT3 datasheet(4/13 Pages) ONSEMI

No. de pieza	CAT4139TD-GT3

Descripción Electrónicos	22V High Current Boost White LED Driver

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Fabricante Electrónico	ONSEMI [ON Semiconductor]

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CAT4139

Doc. No. MD-5032 Rev. B

4

Characteristics subject to change without notice

TYPICAL CHARACTERISTICS

VIN = 5.0V, IOUT = 180mA, TAMB = 25ºC, with typical application circuit unless otherwise specified.

Output Current vs. Input Voltage

100

120

140

160

180

200

3.0

3.5

4.0

4.5

5.0

5.5

INPUT VOLTAGE [V]

Output Current Regulation

-2.0

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

2.0

4.5

4.7

4.9

5.1

5.3

5.5

INPUT VOLTAGE [V]

Efficiency vs. Output Current

75

80

85

90

95

80

100 120 140 160 180 200

OUTPUT CURRENT [mA]

Efficiency vs. Input Voltage

75

80

85

90

95

4.5

4.7

4.9

5.1

5.3

5.5

INPUT VOLTAGE [V]

IOUT = 120mA

IOUT = 180mA

Power-up at 180mA

Switching Waveform

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CAT4139TD-GT3 Datasheet(PDF) 4 Page - ON Semiconductor

CAT4139TD-GT3 Datasheet(HTML) 4 Page - ON Semiconductor

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