ZXSC310 DN61 (Page 2): 1 LED @ 300mA, 1.5 ~ 2.4Vin


Figure 1 shows a typical simple low cost solution with a ZXSC310 driving a 1W LED with a typical forward voltage of 3.4V at 300mA from a dual cell battery. A dual cell supply will have a voltage range of 1.8V to 2.5V for NiCd and NiMH type batteries and up to 3V for alkaline type batteries.


Manufacturer Diodes Incorporated
Category Lighting
Sub-Category LED Drivers - DC In
Eval Board Board not Stocked
Voltage In 1.5 ~ 2.4 V
Topology Step Up
Current Out 300 mA
Voltage Out (Max) 4 V
Outputs and Type 1 Non-Isolated
Efficiency @ Conditions >82%, 2.4 ~ 2V in, 1 LED @ ~300 mA
Features Shutdown, Enable, Standby
Switching Frequency
Component Count + Extras 8 + 0
Design Author Diodes/Zetex
Application / Target Market Flashlight / Torch
Garden Light
Main I.C. Base Part ZXSC310
Date Created By Author 2007-08
Date Added To Library 2011-03