* Output voltage up to 32 V (OVP level) 2.5 V to 10 V input Drives up to 4 LEDs at 20 mA from a 2.5 V supply Drives up to 5 LEDs at 20 mA from a 3 V supply 1.2 MHz switching frequency 300 mA switch current limit 1 µA shutdown current OVP pin eliminates the need for an external Zener diode on the outpu
A8431
Allegro MicroSystems
354.11 KB
White led driver constant current step-up converter.
www.DataSheet4U.com
Preliminary Data Sheet Subject to Change without Notice April 5, 2005
A8431
The A8431 is a noninverting boost dc-dc converter th.
📁 Related Datasheet
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A8405 - LOW-DROPOUT REGULATORS
(Allegro)
Data Sheet 27468.22
8405
PRELIMINARY INFORMATION
(subject to change without notice) June 25, 1999
LOW-DROPOUT REGULATORS — HIGH EFFICIENCY
Designe.
