Broadcom ACFL-3161 10A 600V CTI Gate Drive Optocouplers

Broadcom ACFL-3161 10A 600V CTI Peak Gate Drive Optocouplers offer rail-to-rail output and a 10A peak in a compact, surface-mountable SO-12 package. The ACFL-3161 features an isolation voltage of 5k Vrms between input and output channels.

The ACFL-3161 Optocouplers are designed with high peak driving current capability to ensure optimum performance for direct driving SiC MOSFET or IGBT in various applications. The device supports a fast propagation delay and tight dead time distortion, making it ideal for driving SiC MOSFET and IGBTs at a high frequency.


  • –40°C to +125°C Industrial temperature range
  • 10A peak High output driving current
  • Rail-to-rail output voltage
  • 95ns max. Propagation delay
  • 35ns max. Deadtime distortion
  • 15V to 30V Wide operating supply (VDD) range
  • Under Voltage Lock-out (UVLO) protection with hysteresis
  • IDD = 4mA max. Low supply current allows bootstrap half-bridge topology
  • 100kV/μs at VCM = 1000V Common Mode Transient Immunity (CMTI)
  • High noise immunity
    • Direct LED input with low input impedance and low noise sensitivity
  • Single-channel in SO-12 package with 8mm creepage and clearance
  • Regulatory approvals:
    • UL1577 5k Vrms for 1 min
    • CAN/CSA-C22.2 No. 62368-1
    • IEC 60747-5-5VIORM = 1230VPEAK


  • Motor drive for Industrial automation and robotics
  • Power supply and charger
  • Renewable energy inverter and storage


Functional Diagram

Block Diagram - Broadcom ACFL-3161 10A 600V CTI Gate Drive Optocouplers
發佈日期: 2021-11-03 | 更新日期: 2022-10-25