WMSIC Electronic Components

Infineon 1EDI40I12AF

Model1EDI40I12AF
PackageDSO-8
BrandInfineon
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon 1EDI40I12AF
Type
INFINEON
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
1EDI40I12AF
Electronic Component
1
Package
DSO-8
Electronic Component
(UVP); (SCP)
Electronic Component
Gate Driver IC
Electronic Component
0.11g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0230046952
Operating Temperature
40℃~+125℃
Operating Voltage
3.1V~17V
Load Type
IGBT
Current(IOH)
7.5A
Current(IOL)
6.8A

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

1EDI40I12AF 产品概述

一、简介

1EDI40I12AF 是英飞凌(Infineon)面向 IGBT 功率器件的单通道栅极驱动器,封装为 DSO-8。该器件集成了高驱动能力与多种保护功能,适用于中高功率逆变器、变频器、UPS、焊机与工业电机驱动等应用,能够在苛刻电源与温度条件下稳定工作。

二、主要参数

  • 负载类型:IGBT(单通道)
  • 驱动能力:灌电流 IOL = 6.8 A,拉电流 IOH = 7.5 A(峰值)
  • 工作电压范围:3.1 V ~ 17 V
  • 上升/下降时间:tr = 5 ns,tf = 4 ns(典型)
  • 传播延迟:tpLH = 300 ns,tpHL = 300 ns(典型)
  • 保护功能:欠压保护(UVP)、短路保护(SCP)
  • 工作温度范围:-40 ℃ ~ +125 ℃
  • 静态电流 Iq(工作态):650 μA(典型)
  • 封装:DSO-8

三、关键特性与优势

  • 高瞬态输出电流(6.8 A/7.5 A)可实现快速充放电 IGBT 栅电容,从而缩短开关时间,降低开关损耗。
  • 宽工作电压范围支持多种门极供电方案,能适配不同电平的门极驱动需求。
  • 集成欠压保护(UVP)可避免在供电不足时误触发 IGBT,从而提高系统可靠性。
  • 集成短路保护(SCP),在检测到短路或异常电流时能快速响应,防止器件与被驱动模块损坏。
  • 低静态电流有利于降低待机损耗,适合对功耗敏感的系统。
  • 宽温度范围与工业级可靠性,适合在严苛环境中长期工作。

四、典型应用场景

  • 三相电机驱动与变频器
  • 太阳能逆变器、储能电源
  • 工业变频器、伺服驱动系统
  • 不间断电源(UPS)与开关电源
  • 感应加热与焊接设备

五、封装与热管理

DSO-8 封装尺寸紧凑,便于在功率密集型 PCB 上布置。尽管封装小巧,但快速的开关会产生瞬态大电流,建议在 PCB 布局上预留良好的散热路径并使用合适的散热介质。必要时在驱动器附近设计铜厚 ≥ 35 μm 的散热面或接地平面来提升散热能力。

六、设计与使用建议

  • 电源去耦:在 VCC 旁放置 0.1 μF 陶瓷贴片电容(紧邻引脚)并配合 1–10 μF 的旁路电容以抑制瞬态电流尖峰。
  • 栅极阻抗:根据 IGBT 栅电荷与系统允许的 dv/dt 选择合适的门极电阻(Rg)以平衡开关损耗与过电压风险;必要时采用分段阻尼或可调栅阻。
  • 布线注意:驱动输出到 IGBT 门极的走线应尽可能短且宽,以降低寄生电感;采用 Kelvin 连接以提高驱动精度。
  • 保护联动:配合外部电流检测与快速关断电路,可增强短路保护的响应能力,保证系统在异常时安全退化。
  • 时序匹配:本器件典型传播延迟较长(tpLH/tpHL ≈ 300 ns),在并联或多通道驱动与同步控制场景下请考虑延迟匹配与时序补偿。
  • EMC 与滤波:快速的上升/下降沿有利于降低开关损耗,但可能增加 EMI,建议在电源与输出端采用适当的滤波与屏蔽措施。

总结:1EDI40I12AF 将高峰值驱动能力、低静态功耗与完整的保护机制集成在紧凑封装中,适合对开关速度与系统可靠性有较高要求的 IGBT 驱动场合。合理的外围电路设计与 PCB 布局能充分发挥其性能,并确保长期稳定运行。

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