WMSIC Electronic Components

TECH PUBLIC FDS4435A

ModelFDS4435A
PackageSOP-8
BrandTECH PUBLIC
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 26+

Available for RFQ

Technical data

Product details

13 specifications

Core information

Product name
TECH PUBLIC FDS4435A
Type
TECH PUBLIC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TECH PUBLIC
Electronic Component
FDS4435A
Electronic Component
1
Package
SOP-8
Electronic Component
0.18g
Electronic Component
1
Electronic Component
BM0230489281
Electronic Component
Electronic Component
Electronic Component
3000

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

FDS4435A场效应管(MOSFET)产品概述

一、产品定位与基本属性

FDS4435A是台舟电子(TECH PUBLIC)推出的一款低电压大电流N沟道MOSFET(结合SOIC-8封装推测为双管设计,单管核心参数匹配用户提供信息),核心定位为中小功率、小型化电子设备的电源管理与负载驱动,兼顾效率、可靠性与布局灵活性,适用于消费电子、工业控制等多领域场景。

二、核心电参数详解

FDS4435A的参数围绕“低压、低损耗、易驱动”设计,关键参数可支撑典型应用需求:

2.1 电压与电流核心参数

  • 漏源击穿电压(Vdss):30V:适配12V、24V等低压电源系统,避免过压击穿,覆盖常见便携设备与小型工业电源场景;
  • 连续漏极电流(Id):12A:稳定驱动中小功率负载(如小型电机、LED阵列),峰值电流能力进一步兼容短时过载需求;
  • 阈值电压(Vgs(th)):1.5V:兼容3.3V、5V主流MCU/控制器IO口,无需电平转换电路,降低驱动成本与设计复杂度。

2.2 损耗与功率优化参数

  • 导通电阻(RDS(on)):9.5mΩ@10V:低导通电阻是核心优势——导通损耗公式为(P=I^2×R_{DS(on)}),12A负载下仅约1.37W,可显著提升电源转换效率;
  • 最大耗散功率(Pd):3W:结合封装散热能力,满足持续工作时的功率承载需求,避免过热降额。

2.3 开关特性参数

  • 栅极电荷量(Qg):25nC:适中的栅极电荷平衡了开关速度与驱动难度,适合100kHz以下的开关频率(如小型DC-DC转换器);
  • 输入电容(Ciss):1.2nF@15V、反向传输电容(Crss):150pF:电容参数稳定,开关过程中电压过冲小,提升电路可靠性。

三、封装与可靠性设计

FDS4435A采用SOIC-8表面贴装封装,具备以下可靠性与布局优势:

  1. 紧凑尺寸:尺寸约5.3mm×6.3mm×1.75mm,适配便携设备、小型模块的高密度布局;
  2. 宽温工作范围:-55℃~+150℃的工作温度,覆盖工业级、汽车级(部分场景)环境需求,极端温度下仍能稳定工作;
  3. 散热兼容性:SOIC-8引脚布局利于热量传导,结合3W耗散功率,满足一般功率应用的散热需求。

四、典型应用场景

FDS4435A的参数特性匹配多类低压中小功率场景:

  1. 便携电子电源管理:手机、平板、移动电源的电池保护电路、USB PD接口负载开关;
  2. 小型DC-DC转换器:12V转5V、24V转12V降压电路,低损耗提升转换效率;
  3. 负载驱动:小型电机(玩具电机、智能门锁电机)、LED背光驱动、继电器线圈驱动;
  4. 工业控制模块:传感器节点电源开关、微型电磁阀等小型执行器驱动。

五、关键性能优势总结

  1. 低损耗能效:9.5mΩ导通电阻大幅降低功率损耗,适配对能效敏感的便携设备;
  2. 易驱动性:1.5V阈值电压兼容主流控制器,无需额外驱动电路;
  3. 高可靠性:宽温范围、SOIC-8封装稳定性,适合 harsh 环境;
  4. 小型化适配:紧凑封装满足便携设备、小型模块的布局需求。

FDS4435A凭借平衡的性能与成本优势,成为低压中小功率场景的实用型MOSFET选择。

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