WMSIC Electronic Components

RENESAS ISL2111ARTZ-T ISL2111ARTZ

ModelISL2111ARTZ-T
PackageWSON-10-EP(4x4)
BrandRENESAS
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 23+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
RENESAS ISL2111ARTZ-T
Type
RENESAS
Minimum package
6000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
RENESAS
Electronic Component
ISL2111ARTZ-T
Electronic Component
1
Package
WSON-10-EP(4x4)
Electronic Component
(UVP)
Electronic Component
Gate Driver IC
Electronic Component
0.25g
Electronic Component
1
Features
Built-in Diode
Electronic Component
BM0257491086
Operating Temperature
40℃~+125℃
Operating Voltage
8V~14V
Load Type
MOSFET
Driver
Electronic Component
Current(IOH)
3A

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

ISL2111ARTZ-T 产品概述

一、产品简介

ISL2111ARTZ-T 为 RENESAS(瑞萨)系列的半桥栅极驱动器,面向半桥功率级中对 MOSFET 驱动的需求而设计。本器件为非反相双通道驱动,能够直接驱动高/低侧 MOSFET 的栅极,封装为 10 引脚 4×4 封装(TDFN/WSON-10-EP),适用于尺寸受限但要求高性能开关控制的电源和电机驱动应用。

二、主要特点

  • 半桥拓扑,双通道(High-side / Low-side 驱动)非反相输出
  • 针对 MOSFET 的高驱动电流:灌电流 IOL = 4A,拉电流 IOH = 3A,提供快速充放电能力
  • 工作电压范围:8V ~ 14V,兼容常见门极驱动电源
  • 快速开关性能:上升时间 tr ≈ 9ns,下降时间 tf ≈ 7.5ns
  • 传播延迟:tpLH ≈ 38ns,tpHL ≈ 32ns,便于评估死区时间与时序配合
  • 低静态电流:Iq ≈ 300µA(偏置或待机时的静态耗电参考)
  • 输入逻辑门限:VIH = 1.8V ~ 2.4V,支持多种逻辑电平直接驱动
  • 内置欠压保护(UVP),提升系统运行可靠性
  • 宽温度范围工作:-40°C ~ +125°C,适合汽车级或工业级环境

三、电气与时序要点

  • 驱动能力强,短时间内能为 MOSFET 提供大电流以快速改变栅电荷,从而降低开关损耗,但需关注系统中产生的瞬态电流与电磁干扰(EMI)。
  • 传播延迟与上/下沿时间对死区时间设置影响显著,设计时应把 tpLH/tpHL 与器件及 MOSFET 的开关特性共同考虑,避免直通(shoot-through)或切换损耗增加。
  • VIH 范围表明控制端可兼容 1.8V 到 2.4V 的逻辑电平,但建议在系统中保证稳定的逻辑高电平余量以防误触发。

四、功能与保护

  • 欠压保护(UVP):当驱动电源电压低于安全阈值时,驱动器会禁止输出,防止 MOSFET 在不稳定供电下部分导通导致损坏或异常发热。
  • 低静态电流特性有助于降低待机功耗,但在高频切换工况下主要损耗来自栅极充放电能量与开关切换损耗。

五、典型应用场景

  • 同步整流降压转换器(synchronous buck)功率级驱动
  • 直流无刷电机(BLDC)或有刷电机驱动半桥单元
  • 电池管理与逆变器子系统中的高效功率开关
  • 音频功放的 Class-D 输出级(需配合滤波与时序设计)

六、封装与热管理

  • 封装:WSON-10-EP / 10-TDFN(4×4)带底部散热焊盘。建议在 PCB 设计时对焊盘进行充足的热过孔和铜面积扩展,以利于散热与可靠焊接。
  • 布局建议:电源去耦、驱动电源与功率地的短回路路径、栅极电阻与采样点的紧密布置,均可降低寄生电感带来的电压尖峰和 EMI。

七、设计注意事项

  • 根据 MOSFET 的栅电容选择合适的栅极电阻,以在保证开关速度与降低振荡/过冲之间取得平衡。
  • 注意驱动电流瞬时峰值对 PCB 轨道与电源去耦的要求,合理配置退耦电容和走线宽度。
  • 根据 tpLH/tpHL 与系统要求设置最小死区时间,避免高低侧同时导通导致器件过流。

八、总结

ISL2111ARTZ-T 提供强劲的栅极驱动能力、快速的开关响应和实用的欠压保护,适合需要高效、紧凑半桥驱动解决方案的电源与电机应用。在实际系统中,围绕栅极驱动、电源去耦与热管理展开细致的 PCB 与外围元件设计,能最大化发挥其性能并提升系统可靠性。

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