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MIC4421A数据手册集成电路(IC)的栅极驱动器规格书PDF

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厂商型号

MIC4421A

参数属性

MIC4421A 封装/外壳为8-SOIC(0.154",3.90mm 宽);包装为管件;类别为集成电路(IC)的栅极驱动器;产品描述:IC GATE DRVR LOW-SIDE 8SOIC

功能描述

9 A MOSFET Gate Driver
IC GATE DRVR LOW-SIDE 8SOIC

封装外壳

8-SOIC(0.154",3.90mm 宽)

制造商

Microchip Microchip Technology

中文名称

微芯科技 微芯科技股份有限公司

数据手册

原厂下载下载地址下载地址二

更新时间

2025-8-17 17:02:00

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MIC4421A规格书详情

描述 Description

MIC4421A and MIC4422A MOSFET gate drivers are rugged, efficient, and easy to use. The MIC4421A is an inverting driver, while the MIC4422A is a non-inverting driver. Both versions are capable of 9 A (peak) output and can drive the largest MOSFETs with an improved safe operating margin. The MIC4421A/4422A accepts any logic input from 2.4V to VS without external speed-up capacitors or resistor networks. Proprietary circuits allow the input to swing negative by as much as 5 V without damaging the part. Additional circuits protect against damage from electrostatic discharge. MIC4421A/4422A gate drivers can replace three or more discrete components, reducing PCB area requirements, simplifying product design, and reducing assembly cost. Modern Bipolar/CMOS/DMOS construction guarantees freedom from latch-up. The rail-to-rail swing capability of CMOS/DMOS helps ensure adequate gate voltage to the MOSFET during power up/down sequencing. Since these devices are fabricated on a self-aligned process, they have very low crossover current, run cool, use little power, and are easy to drive.

特性 Features

• 9 A peak (typical)
• Wide operating range: 4.5 V to 18 V (typical)
• Minimum pulse width: 50 ns
• Latch-up proof: fully isolated process is inherently immune to any latch-up.
• Input will withstand negative swing of up to 5 V
• High capacitive load drive: 47,000 pF
• Low delay time: 15 ns (typical)
• Logic high input for any voltage from 2.4 V to VS
• Low equivalent input capacitance (typical): 7 pF
• Low supply current: 500 µA (typical)
• Output voltage swing to within 25 mV of ground or VS

简介

MIC4421A属于集成电路(IC)的栅极驱动器。由制造生产的MIC4421A栅极驱动器栅极驱动器电源管理集成电路 (PMIC) 可用于提供隔离、放大、参考位移、自举或其他必要功能,这些功能可将来自电源转换应用中控制设备的信号连接到电源被控制通过的半导体设备(通常为 FET 或 IGBT)。任何特定设备提供的确切功能各不相同,但与它适合驱动的半导体配置相关。

技术参数

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  • 制造商编号

    :MIC4421A

  • 生产厂家

    :Microchip

  • Automotive

    :No

  • Functional Safety Support

    :No

  • MOSFET Driver Type

    :Low Side

  • DriverType

    :Single

  • Peak Source Current(A)

    :9

  • Peak Sink Current(A)

    :9

  • Maximum Supply Voltage(V)

    :18

  • Sink Resistance(Ω)

    :0.6

  • Source Resistance(Ω)

    :0.8

  • Rise Time tR(ns)

    :20

  • Fall Time tF(ns)

    :24

  • Propagation Delay tD1(ns)

    :15

  • Propagation Delay tD2(ns)

    :35

  • Capacitive Load Drive

    :10

  • Packages

    :5\\TO-2208\\PDIP8\\SOIC

供应商 型号 品牌 批号 封装 库存 备注 价格
MICROCHIP/微芯
25+
DIP-8
880000
明嘉莱只做原装正品现货
询价
MICREL
25+23+
SOP8
33341
绝对原装正品全新进口深圳现货
询价
MICREL
23+
SOIC-8
5000
原装正品,假一罚十
询价
MICREL
24+
TO-2205
2038
询价
MICREL/麦瑞
24+
SOIC-8
9600
原装现货,优势供应,支持实单!
询价
MICROCHIP(美国微芯)
2447
TO-220
31500
50个/管一级代理专营品牌!原装正品,优势现货,长期
询价
MICREL
22+
SOP8
25000
只做原装进口现货,专注配单
询价
MICROCHIP TECHNOLOGY
2022+
原厂原包装
8600
全新原装 支持表配单 中国著名电子元器件独立分销
询价
MICREL
23+
SOP-8
11923
询价
Micrel
20+
na
65790
原装优势主营型号-可开原型号增税票
询价