Description
NEW PRODUCT AP3019A WHITE LED STEP-UP CONVERTER .
The AP3019A is an inductor-based DC/DC converter designed to drive up to eight white LEDs in series for backlight.
Features
* Inherently Uniform LED Current
* High Efficiency up to 84%
* No Need for External Schottky Diode
* Output Over-voltage Protection (OVP)
* Fixed 1.2MHz Switching Frequency
* Uses Tiny 1mm Tall Inductor
* Requires only 0.22F Output Capacitor
SW 1 GND 2
FB 3
6 VIN 5 VOU
Applications
* Cellular Phones
* Digital Cameras
* LCD Modules
* GPS Receivers
* PDAs, Handheld Computers
AP3019A
Document number: DS41298 Rev. 3 - 2
1 of 12 www. diodes. com
August 2018
© Diodes Incorporated
NEW PRODUCT
Typical Applications Circuit
VIN 3V
L 22 H
AP3019A
Control Sig