BD83740HFP-M
車電用 50V 500mA 1ch LED源極驅動器

BD83740HFP-M是50V高耐壓LED源極驅動器。恒電流輸出可進行PWM調光，最適合車電用LED驅動。內建LED開路檢測功能、過電壓保護功能，可實現高可靠性。透過使用已獲得專利的PBUS功能，在使用多個本LSI驅動多列LED時，即使當某列LED發生了開路，也可以對全部LED進行統一的OFF控制。

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Product Detail

 
料號 | BD83740HFP-MTR
狀態 | 可購買
封裝 | HRP7
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.
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規格:

Common Standard

AEC-Q100 (Automotive Grade)

Topology

Constant Current

Series

LED Source Driver

LED Configuration

1 series, 2 parallels or more (Matrix Connection)

Dimming

PWM

Per Channel Drive(Max.)[mA]

500.0

LED Open Detection

Yes

Vin(Min.)[V]

4.5

Vin(Max.)[V]

42.0

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

功能:

  • AEC-Q100 Qualified
  • Variable form Constant-Current Source Driver
  • PWM Dimming Function
  • CR Timer for PWM Dimming Function Integrated
  • LED Open detective Function Integrated
  • Overvoltage Mute and Temperature Protection Functions Integrated
  • Abnormal Output Detection and Output Functions (PBUS)
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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

  • What Is Thermal Design
  • Method for Calculating Junction Temperature from Transient Thermal Resistance Data
  • Thermal Resistance

Tools

2D/3D/CAD

  • HRP7 Footprint / Symbol
  • HRP7 3D STEP Data

Packaging & Quality

Manufacturing Data

  • Factory Information

Environmental Data

  • REACH SVHC Contained Report