LDS8711 datasheet(5/12 Pages) IXYS

Part #	LDS8711

Description	High Efficiency 10 LED Driver with No External Schottky

PDF	12 Pages

Scroll/Zoom	100%

Manufacturer	IXYS [IXYS Corporation]

Direct Link	http://www.ixys.com

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5 / 12 page

LDS8711

Doc. No. 8711DS, Rev. N1.0

Characteristics subject to change without notice

TYPICAL CHARACTERISTICS

Vin = 3.6V, IOUT = 30mA (10 LEDs per string), CIN = 1 μF, COUT = 1μF, L = 22 µH, TAMB = 25°C unless otherwise specified

Waveforms at PWM LED Current Regulation

Ch 1 (yellow) – PWM signal at 1 kHz 5% duty cycle

C2 (green) – SW node voltage, Ch 3(red) – LED Current.

Ch4 (blue) - VOUT

Waveforms at PWM LED Current Regulation

Ch 1 (yellow) – PWM signal at 1 kHz 98% duty cycle

C2 (green) – SW node voltage, Ch 3(red) – LED Current.

Ch4 (blue) - VOUT

Waveforms at PWM LED Current Regulation

Ch 1 (yellow) – PWM signal at 30 kHz 25% duty cycle

C2 (green) – SW node voltage, Ch 3(red) – LED Current.

Ch4 (blue) - VOUT

Waveforms at PWM LED Current Regulation

Ch 1 (yellow) – PWM signal at 30 kHz 98% duty cycle

C2 (green) – SW node voltage, Ch 3(red) – LED Current.

Ch4 (blue) - VOUT

LDS8711 Datasheet(PDF) 5 Page - IXYS Corporation