sp7120-led-driver Exar Corporation, sp7120-led-driver Datasheet - Page 12

• Manufacturer Part Number: sp7120-led-driver
• Description: Sp7122 -common Cathode Linear Led Driver
• Manufacturer: Exar Corporation

The quiescent current is part of the total output current
Jan 7 ‘08 RevE
I
OUT
CH1: PWM Signal CH2: Anode of LED
CH1: PWM Signal CH2: Anode of LED
Minimum On time 15μS 20kHz PWM
is for 3 Channels 15mA per channel
50% Duty Cycle 5Khz PWM
CH4: LED current 10mA/div
CH4: LED current 10mA/div
SP7120/22 Low Dropout LED Driver
page
12
CH1: PWM Signal CH2: Anode of LED
I
CH:1 PWM Signal CH2: Anode of LED
OUT
CH4: LED current 10mA/div
CH4: LED current 10mA/div
TYPICAL PERFORMANCE SP7122A
is for 3 Channels 15mA per channel
High Duty Cycle 20kHz
Low duty cycle 5Khz
© 2007 Sipex Corporation