High-voltage high and low side driver for automotive applications

The A6387 is a high voltage device, manufactured with the BCD™ “offline” technology. It is a single chip half-bridge gate driver for N-channel Power MOSFETs or IGBTs. The high-side (floating) section is designed to stand a voltage rail of up to 550 V. The logic inputs are CMOS/TTL compatible for easy interfacing of the microcontroller or DSP.

Key Features

  • High voltage rail up to 550 V
  • dV/dt immunity ± 50 V/nsec in full temperature range
  • Driver current capability
    • 400 mA source
    • 650 mA sink
  • Switching times 50/30 nsec rise/fall with 1 nF load
  • CMOS/TTL Schmitt-trigger inputs with hysteresis and pull down
  • Internal bootstrap diode
  • Outputs in phase with inputs
  • Interlocking function
  • AECQ100 automotive qualified

Circuit Diagram

A6387 block diagram


Technical Documentation

Product Specifications
Description Version Size
DS9136 DS9136: High voltage high- and low-side driver for automotive applications 5.0 327 KB

Publications and Collaterals

Description Version Size
Brochure Power management guide 09.2017 3 MB

Tools and Software

Evaluation Tools
Solution Evaluation Tools
Support & Community

Sample & Buy

Part Number Package Packing Type Operating Temperature (°C) (min) Operating Temperature (°C) (max) Marketing Status Unit Price (US$) * Quantity ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
A6387D SO-8 Tube -40 125 Active 0.752 1000 NEC EAR99 MALAYSIA MORE INFO No availability reported, please contact our Sales office
A6387DTR SO-8 Tape And Reel -40 125 Active 0.752 1000 NEC EAR99 MALAYSIA MORE INFO No availability reported, please contact our Sales office

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

Quality & Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
A6387D ActiveSO-8AutomotiveEcopack2 (**) 0 0
A6387DTR ActiveSO-8AutomotiveEcopack2 (**) 0 0

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.