WMSIC Electronic Components

AOS AO4443

ModelAO4443
PackageSOIC-8
BrandAOS
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
AOS AO4443
Type
AOS
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
AOS
Electronic Component
AO4443
Electronic Component
1
Package
SOIC-8
Electronic Component
1 P
Type
P
Electronic Component
MOSFET
Electronic Component
Electronic Component
Electronic Component
0.197g
Electronic Component
1
Electronic Component
BM0000000237
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
3.1W
Gate Voltage(Vgs)
±20V

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

AO4443 产品概述

AO4443 是一款高性能 P 沟道增强型场效应管(MOSFET),具有优异的电气特性和可靠性。它是由 AOS(AOSMD)公司出品,广泛应用于功率管理和控制电路中。该器件设计用于能够承受高达 40V 的漏源电压,并且在 25°C 环境下,其连续漏极电流可达到 6A,这使得其在各种应用中表现出色。

基本参数

  • 漏源电压(Vdss): 40V

    • 该参数表明 AO4443 能够处理高达 40V 的电压,因此特别适合高压应用场景。
  • 连续漏极电流(Id): 6A (25°C)

    • AO4443 在25°C时能够承受连续漏极电流为6A,对于大多数功率应用而言,这一参数足以满足电流需求,同时也为设计提供了灵活性。
  • 栅源极阈值电压: 2.6V @ 250μA

    • 相对较低的栅源阈值电压使得该器件能够在较低的控制电压下工作,这对于延长电池寿命和减少功耗至关重要。
  • 漏源导通电阻: 42mΩ @ 6A, 10V

    • 较低的导通电阻显著降低了导通损耗,使得 AO4443 在高频和高负载的环境中运行更为高效。
  • 最大功率耗散(Ta=25°C): 3.1W

    • AO4443 的功率耗散能力为 3.1W,能够有效处理在正常工作条件下产生的热量,确保其稳定性和可靠性。

封装与特性

AO4443 采用 SOIC-8 封装,具备较小的尺寸和良好的热管理能力。这种封装形式非常适合空间有限的应用,并且在焊接和组装过程中具有较高的机械强度。此外,AO4443 还提供了卷装供货形式,便于自动化生产。

应用场景

AO4443 可广泛应用于多个领域,包括但不限于:

  1. DC-DC 转换器: 由于其极低的导通电阻和高电流承受能力,AO4443 是高效 DC-DC 转换器中理想的选择,能够显著提高转换效率。

  2. 负载开关: AO4443 在桥接负载时,可以作为负载开关;其较低的栅源阈值电压使得该器件能够在低电平控制信号下快速开启和关闭,提升了系统响应速度。

  3. 电机驱动: 利用其高电流承受能力和灵活的工作电压,AO4443 适用于直流电机和步进电机的驱动方案,确保电机在启动和运行期间能够获得足够的电流供应。

  4. 电源管理: AO4443 的出色热性能和功率处理能力,使其成为电源管理电路中不可或缺的组件,特别是在移动设备和电动工具中。

性能优势

  1. 高效的电气特性: 低导通电阻和适中的功率供给,使得 AO4443 在功率损耗和发热方面表现出色,极大地提高了整体工作效率。

  2. 优越的热管理: 该器件提供了较好的热散发能力,可以在较高的功率水平下稳定工作,减少了因过热导致的性能下降风险。

  3. 小型化设计: SOIC-8 封装不仅节省了空间,还易于集成于多层电路板中,适应现代电子产品对体积和重量的要求。

结论

总之,AO4443 是一款多功能、高效能的 P 沟道 MOSFET,适合多种苛刻的电子应用。其出色的电气性能、可靠的热管理和小巧的封装使其成为设计工程师在选择功率开关时的优质选项。无论是在消费电子、电压转化还是电机驱动领域,AO4443 都展现出了独特的价值,为相关产品带来了更高的性能和更好的用户体验。

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