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RENESAS HIP4081AIBZT
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RENESAS HIP4081AIBZT
- Type
- RENESAS
- Minimum package
- 1000 个
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RENESAS
- Electronic Component
- HIP4081AIBZT
- Electronic Component
- 1
- Package
- SOIC-20-300mil
- Electronic Component
- (UVP)
- Electronic Component
- Gate Driver IC
- Electronic Component
- 0.634g
- Electronic Component
- 1
- Electronic Component
- BM0257375386
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 9.5V~15V
- Load Type
- MOSFET
- Driver
- Electronic Component
- Current(IOH)
- 100mA
- Current(IOL)
- 100mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HIP4081AIBZT 产品概述
一、产品简介
HIP4081AIBZT 是 RENESAS（瑞萨）推出的一款半桥栅极驱动器 IC，非反向输出设计，适用于驱动 N 沟 MOSFET 的半桥结构。器件采用 SOIC-20（300 mil）封装，专为对开关速度和驱动能力有较高要求的电源转换与电机驱动应用而设计，集成欠压保护功能，工作稳定可靠。
二、主要特性
- 驱动配置：全桥（半桥输出），非反相输出，适配 MOSFET 负载。
- 驱动能力：拉电流(IOH) / 灌电流(IOL) 均为 100 mA，可直接驱动大多数功率 MOSFET 的栅极。
- 工作电压：VCC 范围 9.5 V ~ 15 V，适合常见驱动电源电压。
- 开关性能：上升时间 tr ≈ 10 ns，下降时间 tf ≈ 10 ns，切换边沿陡峭，利于降低开关损耗。
- 输入阈值：输入高电平 VIH 约 2.5 V ~ 2.7 V，输入低电平 VIL 约 0.8 V ~ 1.0 V，兼容常见逻辑电平。
- 保护与功耗：内置欠压保护（UVP），静态电流（Iq）极低，约 100 nA，有助于减少待机能耗。
- 工作温度：-40 ℃ ~ +85 ℃，满足工业级温度要求。
三、典型应用
- 同步整流/降压（Synchronous Buck）转换器栅极驱动。
- 无刷直流电机（BLDC）驱动与电机控制器。
- H 桥或全桥驱动前端的半桥级驱动。
- 开关电源、逆变器以及需要高开关速度的功率电子场合。
四、使用建议与注意事项
- 电源与去耦：VCC 旁应靠近芯片放置高频去耦电容（陶瓷电容），以抑制瞬态噪声并保证驱动瞬时电流。
- 栅极阻抗匹配：根据 MOSFET 的栅极电容与系统 EMI 要求，适当选配栅极电阻以控制 dv/dt 和振铃，避免过大瞬态电流。
- 欠压保护：利用芯片内置 UVP 设计上电/欠压方案，确保在 VCC 低于安全值时 MOSFET 被安全关断，防止半导体损坏。
- 布局注意：高、低电位回流路径应短且粗，功率回路与信号回路分离，减少寄生电感对开关性能的影响。
- 热管理：虽然静态电流极低，但在高频和大电流切换场景下会产生开关损耗，应评估散热并留足 PCB 铜厚/散热措施。
五、封装与环境
HIP4081AIBZT 提供 SOIC-20（300 mil）封装，便于标准 PCB 设计与自动贴装。器件满足工业温度等级（-40 ℃ 至 +85 ℃），适合多数工业与商用产品设计中对可靠性和寿命的要求。
总结：HIP4081AIBZT 以其对 MOSFET 的 100 mA 驱动能力、快速开关性能、低静态功耗与欠压保护，成为半桥驱动场合的常用选择。合理的外围电路设计与 PCB 布局能进一步发挥其性能，提升系统可靠性与效率。
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