BD18398RUV-M
3ch Current LED Driver with SPI for Automotive
BD18398RUV-M
3ch Current LED Driver with SPI for Automotive
BD18398RUV-M是一款三通道同步降壓型DC-DC LED驅動器，採用ON-Time拓撲結構支持接近恆定的開關頻率和快速開關佔空比調節，並採用平均LED電流反饋降壓拓撲結構在更寬輸入和LED輸出範圍內實現更出色的LED電流調節系統。
Product Detail
功能安全:
規格:
Topology
Buck
Vin(Min.)[V]
5
Vin(Max.)[V]
65
Total Output Current (Max.)[mA]
4800
Per Channel Drive(Max.)[mA]
1600
Number of Outputs
3
Vout(Max.)[V]
60
Switching Frequency (Max.)[MHz]
2.25
Data Transfer Rate(Max.)[MHz]
1
Integrated Switching FET
Yes
Dimming
DC / PWM
PWM Dimming Steps
1024
DC Dimming Steps
1024
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
12.5x8.1(t=1)
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- AEC-Q100 Qualified (Grade 1)
- ISO 26262 Process Compliant to Support ASIL-B
- On-time Topology for Near Fixed Frequency Switching
- Average LED Current Regulation
- Protection Diodes Less for Current Sense Pins
- Cycle-by-cycle Switch Over Current Protection
- Thermal Shutdown (TSD)
- Thermal Sensor Reading
- Serial Peripheral Interface (SPI)
- LIMP-HOME Mode
