WMSIC Electronic Components

YANGJIE YJS4435B

ModelYJS4435B
PackageSOP-8
BrandYANGJIE
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
YANGJIE YJS4435B
Type
SOP-8
Minimum package
4000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YANGJIE
Electronic Component
YJS4435B
Electronic Component
1
Package
SOP-8
Electronic Component
0.187g
Electronic Component
1
Electronic Component
BM0264598906
Electronic Component
Electronic Component
Electronic Component
4000

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

YANGJIE YJS4435B P沟道MOSFET产品概述

一、核心参数概览

YJS4435B作为低压中等电流P沟道增强型MOSFET,参数设计围绕“高效率、宽适配”展开,关键指标及实际意义如下:

  • 耐压与电流:漏源击穿电压(V_{DSS}=30V),覆盖12V/24V低压直流系统(如电池、小型电源);连续漏极电流(I_D=10A),可稳定驱动小型电机、LED阵列等中等功率负载,峰值电流能力(约20A-30A)满足短时启动需求。
  • 导通损耗:(V_{GS}=10V)时导通电阻(R_{DS(on)}=19mΩ)——该数值是P沟道MOSFET的核心优势(同类产品多在25mΩ以上),10A负载下导通损耗仅(I^2R=1.9W),显著降低系统发热。
  • 开关特性:栅极阈值电压(V_{GS(th)}=2.5V)((I_D=250μA)),驱动电路只需提供(-4V\sim-10V)负电压即可可靠导通;栅极电荷量(Q_g=24nC)、输入电容(C_{ISS}=1.22nF),开关速度适中——既避免开关损耗过高,也减少EMI干扰,平衡效率与电磁兼容性。
  • 环境与功率:工作温度(-55℃\sim+150℃)(工业级标准),适配极端环境;最大耗散功率(P_D=2.5W)(25℃时),需配合PCB敷铜优化散热。

二、封装与品牌背景

YJS4435B采用SOP-8小外形贴片封装,优势体现在:

  • 体积紧凑:引脚间距1.27mm,尺寸约(5.2mm×6.0mm×1.6mm),适合便携式电子、小型家电等对PCB空间要求严格的场景;
  • 焊接兼容:支持回流焊/波峰焊自动化生产,漏极引脚与PCB敷铜直接连接,便于散热设计;
  • 布局灵活:8引脚布局清晰,可与N沟道MOSFET配合实现双向开关,简化电路设计。

品牌方面,YANGJIE(扬杰科技) 是国内功率半导体头部企业,专注MOSFET、二极管等器件研发10余年,产品覆盖消费电子、汽车电子、工业控制领域,质量通过AEC-Q101等认证,供货周期稳定,适合批量生产。

三、典型应用场景

结合参数特点,YJS4435B主要应用于低压中等电流领域:

  1. 便携式电子电源管理:智能手机/平板的电池充放电控制、电源路径切换(与N沟道配合实现双向导通);
  2. 小型家电控制:加湿器、空气净化器的电机驱动、LED照明开关(10A电流满足小型电机启动需求);
  3. 低压电源同步整流:12V/24V适配器中替代肖特基二极管,整流效率提升5%-10%;
  4. 电池保护电路:移动电源、锂电池组的过充/过放保护(2.5V阈值适配MCU精准控制);
  5. 工业小型模块:小型PLC输入输出接口、传感器供电开关(宽温范围适应工业现场)。

四、性能优势分析

YJS4435B的核心竞争力在于平衡实用与成本:

  1. 低损耗+高兼容:19mΩ导通电阻解决P沟道损耗偏高问题,2.5V阈值适配普通MCU驱动,无需复杂电路;
  2. 宽温可靠:(-55℃\sim+150℃)覆盖绝大多数场景,极端环境下无需额外温度补偿;
  3. 小型化适配:SOP-8封装满足电子设备“轻薄化”趋势,可集成在高密度PCB上;
  4. 国产性价比:性能不逊于进口同类产品(如IRF7391),但成本降低15%-20%,适合批量应用。

五、可靠性注意事项

使用时需注意以下细节,避免器件损坏:

  1. 热设计:漏极焊盘敷铜面积建议≥10mm²,10A负载下可加装小型散热片,避免结温超过150℃;
  2. 静电防护:MOSFET栅极易受静电击穿,生产/焊接需佩戴防静电手环、使用防静电工作台;
  3. 驱动电压:驱动电压需为(-4V\sim-10V)(相对于源极),避免过低导致导通不足,过高损坏栅极;
  4. 过流保护:峰值电流下需配合保险丝、电流传感器,避免负载短路烧毁器件。

总结

YJS4435B是一款高性价比的低压P沟道MOSFET,凭借低导通损耗、宽温范围、紧凑封装,成为便携式电子、小型家电、电源管理等领域的可靠选择。其国产品牌背景为客户提供了成本与供货双重保障,适合各类对效率、体积有要求的电子设备设计。

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