SP7120 datasheet(11/17 Pages) SIPEX

Part #	SP7120

Description	2 or 3 Channel Low Dropout High Side Linear LED Driver

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Manufacturer	SIPEX [Sipex Corporation]

Direct Link	http://www.sipex.com

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11 / 17 page

Jun29-07 RevD

SP7120/22 Low Dropout LED Driver

page

11

TYPICAL PERFORMANCE SP7122A

The quiescent current is part of the total output current

IOUT

is for 3 Channels 15mA per channel

IOUT

is for 3 Channels 15mA per channel

50% Duty Cycle 5Khz PWM

CH1: PWM Signal CH2: Anode of LED

CH4: LED current 10mA/div

Low duty cycle 5Khz

CH:1 PWM Signal CH2: Anode of LED

CH4: LED current 10mA/div

Minimum On time 15µS 20kHz PWM

CH1: PWM Signal CH2: Anode of LED

CH4: LED current 10mA/div

High Duty Cycle 20kHz

CH1: PWM Signal CH2: Anode of LED

CH4: LED current 10mA/div

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