WMSIC Electronic Components

HL 3415

Model3415
PackageSOT23
BrandHL
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

19 specifications

Core information

Product name
HL 3415
Type
HL
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HL
Electronic Component
3415
Electronic Component
1
Package
SOT23
Electronic Component
1 P
Electronic Component
MOSFET
Electronic Component
0.037g
Electronic Component
1
Electronic Component
BM0265676882
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
1W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
20V
Capacitor(Ciss)
830pF

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

HL 3415 P沟道MOSFET产品概述

HL(富海微)3415是一款针对低压小功率场景设计的单个P沟道MOSFET,采用SOT23紧凑封装,具备低导通电阻、宽温可靠性等核心特性,适用于消费电子、工业控制等领域的负载开关、驱动控制等场景。

一、产品核心定位

3415定位于20V低压、4.1A中电流的P沟道MOSFET,聚焦紧凑空间内的高效开关应用——既满足小功率负载的电流需求,又通过低导通电阻降低损耗,同时SOT23封装适配便携设备、小型模块的高密度PCB布局,是替代传统开关管的高性价比选择。

二、关键电气参数解析

3415的电气参数围绕“低压高效、易驱动”设计,核心参数如下:

  • 漏源电压(Vdss):20V
    覆盖3.3V、5V、12V等主流低压系统的电压范围,避免过压击穿风险,适配多数消费电子、工业低压电路。
  • 连续漏极电流(Id):4.1A
    支持小型电机、LED阵列、USB负载等中等电流负载的连续工作,若结合散热设计,可满足短时间峰值电流需求。
  • 导通电阻(RDS(on)):30mΩ@4.5V/4.1A
    低导通电阻是核心优势——导通时压降仅约0.123V(4.1A×30mΩ),大幅降低导通损耗,提升系统效率(尤其适合电池供电设备,延长续航)。
  • 耗散功率(Pd):1W
    结合SOT23封装的散热能力,满足1W以内连续功率场景;瞬时功率可适当放宽,但需通过PCB铜箔、散热片辅助散热。
  • 阈值电压(Vgs(th)):700mV
    属于低阈值P沟道MOSFET,栅极驱动电压低(如3.3V、5V系统)即可可靠导通,无需额外栅极驱动电路,简化硬件设计。
  • 栅极特性:Qg=8.8nC、Ciss=830pF@10V、Crss=85pF@10V
    低栅极电荷量(Qg)降低开关损耗,适中的输入/反向传输电容平衡开关速度与驱动难度,适合100kHz以内的中等频率开关应用(如电源切换、脉冲驱动)。

三、封装与可靠性特性

3415采用SOT23封装,尺寸紧凑(典型2.9×2.5×1.1mm),适配高密度PCB布局;同时具备以下可靠性优势:

  • 宽温工作范围:-55℃~+175℃
    覆盖工业级(-40℃~+85℃)、汽车级部分场景(若符合认证),甚至极端环境下的稳定工作,可靠性满足严苛应用需求。
  • 焊接与抗扰性
    SOT23封装焊接工艺成熟,抗振动、冲击能力满足一般工业/消费电子场景,长期使用不易出现虚焊、脱落问题。

四、典型应用场景

3415的参数特性使其适配多种低压小功率场景,典型应用包括:

  1. 低压电源开关
    如USB Type-C接口的VBUS路径开关、3.3V/5V系统的负载通断控制,低导通电阻减少电压压降,保障负载供电稳定。
  2. 小型电机驱动
    玩具电机、小型散热风扇(电流≤4.1A)的高侧驱动(漏极接电源正、源极接负载),电路设计简单,无需复杂驱动电路。
  3. LED驱动控制
    小功率LED阵列(如键盘背光、指示灯)的开关控制,低导通损耗避免LED发热,延长使用寿命。
  4. 电池保护电路
    便携式设备(蓝牙耳机、智能手环)的电池过放/过充保护,截止状态漏电流小(P沟道特性),降低静态功耗。
  5. 电平转换
    3.3V MCU与5V外设之间的电平转换,利用MOSFET导通特性实现双向信号传输,无需电平转换芯片。

五、应用优势总结

3415在低压小功率场景中具备明显优势:

  • 高效节能:低RDS(on)降低导通损耗,提升系统效率,适配电池供电设备;
  • 驱动便捷:低阈值电压兼容多数MCU/IC的IO口,简化硬件设计;
  • 紧凑布局:SOT23封装小体积,满足便携设备、小型模块的高密度需求;
  • 宽温可靠:-55℃~+175℃宽温范围,适配极端环境应用;
  • 成本可控:HL品牌的性价比优势,适合批量应用。

综上,HL 3415是一款专为低压小功率开关场景设计的高可靠性P沟道MOSFET,可有效解决紧凑空间内的高效驱动与开关控制需求。

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