CAT3643HV2-T2 datasheet(6/17 Pages) CATALYST

Part #	CAT3643HV2-T2

Description	3-Channel Ultra High Efficiency Quad-Mode??LED Driver

Download	17 Pages

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Manufacturer	CATALYST [Catalyst Semiconductor]

Direct Link	http://www.catalyst-semiconductor.com

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6 / 17 page

CAT3643

Doc. No. MD-5022 Rev. E

6

Characteristics subject to change without notice

TYPICAL PERFORMANCE CHARACTERISTICS

VIN = 3.6V, IOUT = 60mA (3 LEDs at 20mA), CIN = COUT = C1 = C2 = 1μF, TAMB = 25°C unless otherwise specified.

Switching Frequency vs. Temperature

0.7

0.8

0.9

1.0

1.1

1.2

1.3

-40

0

40

80

120

TEMPERATURE [°C]

1.5x Mode

1.33x, 2x Mode

Output Resistance vs. Input Voltage

0

2

4

6

8

10

12

2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

INPUT VOLTAGE [V]

1x

1.33x

1.5x

2x

Power Up in 1x Mode

Power Up in 1.33x Mode

Power Up in 1.5x Mode

Power Up in 2x Mode

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CAT3643HV2-T2 Datasheet(PDF) 6 Page - Catalyst Semiconductor

CAT3643HV2-T2 Datasheet(HTML) 6 Page - Catalyst Semiconductor

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