Texas Instruments ISO5851 隔离式 IGBT/MOSFET 栅极驱动器

德州仪器 ISO5851 是一款用于 IGBT 和 MOSFET 的 5.7kVRMS 增强型隔离栅极驱动器,具有 2.5A 的拉电流和 5A 的灌电流。输入边采用 3V 到 5.5V 的单电源供电。输出边允许的电源范围:从 15V(最小值)至 30V(最大值)。两个互补 CMOS 输入控制栅极驱动器的输出状态。76ns 的短暂传播时间保证精确控制输出级。典型应用有工业电机控制驱动器、工业电源、太阳能逆变器、HEV 和 EV 电源模块和感应加热。

特性

  • 2.5A Peak Source and 5A Peak Sink Currents
  • Short Propagation Delay: 76ns (Typ), 110ns (Max)
  • 2A Active Miller Clamp
  • Output Short-Circuit Clamp
  • Fault Alarm upon Desaturation Detection is Signaled on FLT and Reset Through RST
  • Input and Output Under Voltage Lock-Out (UVLO) with Ready (RDY) Pin Indication
  • Active Output Pull-down and Default Low Outputs with Low Supply or Floating Inputs
  • 3V to 5.5V Input Supply Voltage
  • 15V to 30V Output Driver Supply Voltage
  • CMOS Compatible Inputs
  • Rejects Input Pulses and Noise Transients
  • Shorter Than 20ns
  • 100kV/µs Minimum Common-Mode Transient Immunity (CMTI) at VCM = 1500V
  • Operating Temperature: -40°C to 125°C Ambient
  • Safety and Regulatory Approvals
    • 8000VPK VIOTM and 2121VPK VIORM Reinforced Isolation per DIN V VDE V 0884-10 (VDE V 0884-10):2006-12
    • 5700VRMS Isolation for 1 Minute per UL 1577
    • CSA Component Acceptance Notice 5A, IEC 60950-1, IEC 60601-1 and IEC 61010-1 End Equipment Standards
    • CQC Certification per GB4943.1-2011

应用

  • Isolated IGBT and MOSFET Drives in 
    • Industrial Motor Control Drives
    • Industrial Power Supplies
    • Solar Inverters
    • HEV and EV Power Modules
    • Induction Heating

Functional Block Diagram

框图 - Texas Instruments ISO5851 隔离式 IGBT/MOSFET 栅极驱动器
发布日期: 2015-08-25 | 更新日期: 2025-08-01