L99LD21
High power LED driver for automotive applications
4)1/[
*$'*36
Features
AEC-Q100 qualified
General – ST SPI communication v4.
1 – 5.
5 to 24 V Operating battery
voltage range – Load dump protected – QFN40L 6x6 (wettable flanks) with exposed pad – Timeout watchdog and limp home function – Low standby current
Boost Section – Fixed frequency architecture, programmable by SPI – Peak current mode control – Dual phase operation supported – Input current limitation – Soft start – Over
voltage protection (OVP) – Short feedback failure protection – Constant
voltage control
Buck section – Integrated switching
mosfets – Lossless current sensing without need of external ...