SP7120AEB Exar Corporation, SP7120AEB Datasheet - Page 15

• Manufacturer Part Number: SP7120AEB
• Description: Display Modules & Development Tools Common Cathode Linear LED Driver
• Manufacturer: Exar Corporation

TYPICAL PERFORMANCE SP7122B
I
is for 3 channels 20mA per channel
I
is for 3 channels 20mA per channe
OUT
OUT
PWM High Duty Cycle 20kHz
PWM Minimum on time 15μS 20kHz
CH1: PWM Signal CH2: Anode of LED
CH1: PWM Signal CH2: Anode of LED
CH4: LED current 10mA/div
CH4: LED current 10mA/div
PWM Low Duty Cycle 5kHz
PWM 50%Duty Cycle 5kHz
CH1: PWM Signal CH2 Anode of LED
CH1: PWM Signal CH2 Anode of LED
CH4: LED current 10mA/div
CH4: LED current 10mA/div
Jan 7 ‘08 RevE
SP7120/22 Low Dropout LED Driver
© 2007 Sipex Corporation
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