BD81A76EFV-M
6ch 內建電流驅動器 升降壓型 車電用白色LED驅動器
BD81A76EFV-M
6ch 內建電流驅動器 升降壓型 車電用白色LED驅動器
BD81A76EFV-M是一款35V高耐壓白光LED驅動器。一個晶片中內建了6ch定電流輸出，最大可達120mA/ch，適用於驅動高亮度的LED。通過內建升降壓電流模式DC/DC轉換器，即使電源電壓波動也可實現穩定工作。通過PWM輸入模式，可進行調光控制(10,000:1@100Hz)。
Product Detail
功能安全:
規格:
Topology
Buck-Boost
Vin(Min.)[V]
4.5
Vin(Max.)[V]
35
Total Output Current (Max.)[mA]
720
Per Channel Drive(Max.)[mA]
120
Number of Outputs
6
Vout(Max.)[V]
40
Switching Frequency (Max.)[MHz]
2.2
Dimming
PWM
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
125
Package Size [mm]
10x7.6 (t=1)
Common Standard
AEC-Q100 (Automotive Grade)
功能:
- AEC-Q100 Qualified(Grade 1)
- 6ch Current Driver for LED Drive
- Buck-Boost Current Mode DC/DC Converter
- Control DC/DC Converter Oscillation Frequency by External Synchronized Signal
- Spread Spectrum Function
- LSI Protection Function (UVLO, OVP, TSD, OCP, SCP)
- LED Abnormality Detection Function (Open/Short)
- VOUT Discharge Function (Buck-Boost Structure Limitation)
Reference Design / Application Evaluation Kit
-
- Reference Design - REF66004
- Power and Interface solution for X9M/X9E of SemiDrive's Infotainment SoC
ROHM has developed an optimal power supply/interface reference design for SemiDrive's next-generation cockpit SoC "X9M/X9E". By providing an optimal power supply and interface reference design for the "X9M/X9E", ROHM is helping to reduce the development burden on designers and achieve the performance required by the market. SemiDrive's latest automotive SoC "X9M/X9E", for which the reference design has been developed, will contribute to the enhancement of various in-vehicle applications, including cockpits.
Click here
for inquiries about SemiDrive's next-generation cockpit SoC "X9M/X9E".- Scalable PMIC (BD96801Q12) optimized for use with "X9M/X9E"
- SerDes IC (BU18xMxx) optimized for automotive camera modules
- SerDes IC (BU18xL82) supporting full HD (1,980 × 1,080 pixels) for automotive displays with multiple screens
- Interface IC (BU92RTF82) that contributes to functional safety of in-vehicle displays
- Automotive 2.7V to 5.5V Input, 12A 1ch, Buck DC-DC Converter IC Integrated FET (BD9SA01F80)
This reference design consists of three boards. Each is shown below.
- REF66004-EVK-001 (Core Board)
- REF66004-EVK-002 (SerDes Board)
- REF66004-EVK-003 (Display Board)
