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

 
料號 | BD81A76EFV-ME2
狀態 | 推薦品
封裝 | HTSSOP-B30
單位數量 | 2000
最小包裝數量 | 2000
包裝形式 | Taping
RoHS | Yes

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:

Common Standard

AEC-Q100 (Automotive Grade)

Topology

Buck-Boost

Number of Outputs

6

Vin(Min.)[V]

4.5

Vin(Max.)[V]

35.0

Output Current(Max.)[mA]

720.0

Vout(Max.)[V]

40.0

Frequency(Max.)[MHz]

2.2

Integrated FET

No

Dimming

PWM

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

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)

Design Resources

 

Documents

White Paper

  • Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs
  • ROHM Automotive Lighting Solutions

Technical Articles

Schematic Design & Verification

  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • Thermal Resistance

Tools

2D/3D/CAD

  • HTSSOP-B30 Footprint / Symbol

Packaging & Quality

Manufacturing Data

  • Factory Information

Environmental Data

  • REACH SVHC Non-use Declaration