BD18351EFV-M
內建PWM信號生成電路的LED驅動器
BD18351EFV-M
BD18351EFV-M
內建PWM信號生成電路的LED驅動器
BD18351EFV-M是內建1ch升壓控制器的LED驅動器。本LSI透過對LED電流設定進行相對於輸出電壓的高側檢測實現升壓/降壓，最適合車頭燈/DRL、車尾燈、轉向燈的LED驅動。內建了CRTIMER，在需要進行DRL等的PWM調光的應用中，無需微控制器即可進行PWM調光，可實現元件的低成本化和小型化。
Product Detail
功能安全:
類別 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.
規格:
Topology
Boost
Vin(Min.)[V]
4.5
Vin(Max.)[V]
65
Number of Outputs
1
Vout(Max.)[V]
65
Switching Frequency (Max.)[MHz]
0.7
Dimming
PWM
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
7.8x7.6 (t=1)
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- AEC-Q100 qualified.
- Built-in Switching DC / DC Controller.
- LED Current Setting High Side Detection Method
- LED Current Precision: ±3.0% (–40°C to 125°C)
- PWM Signal Generation Circuit with Built-in CRTIMER
(External PWM Dimming Control is possible. ) - Built-in Spread Spectrum Function
- Built-in LED Open Detection Function
- Built-in LED Anode to Ground Short Function
