AN1891的应用思路：使用驱动LED L497x，L597x，L692x的DC-DC转换器系列

AN1891的应用思路：使用驱动LED L497x，L597x，L692x的DC-DC转换器系列

AN1891
APPLICATION NOTE
APPLICATION IDEAS: DRIVING LEDS USING L497X, L597X,
L692X DC-DC CONVERTERS FAMILIES



This application note, describes the main applications and driving methods for LEDs. After
this, several application ideas using ST DC-DC converters are shown.




1 SUMMARY
1 SUMMARY ....................................................................................................................... 1
2 INTRODUCTION .............................................................................................................. 2
3 DRIVING LEDS ...................................