WMSIC Electronic Components

HL 40P30

Model40P30
PackageTO-252
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 40P30
Type
HL
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HL
Electronic Component
40P30
Electronic Component
1
Package
TO-252
Electronic Component
1 P
Type
P
Electronic Component
MOSFET
Electronic Component
0.468g
Electronic Component
1
Electronic Component
BM0265670311
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
35W
Gate Voltage(Vgs)
±20V
Electronic Component
Electronic Component
Electronic Component
2500

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

HL富海微40P30 P沟道MOSFET产品概述

一、产品核心定位与基本属性

40P30是HL(富海微)推出的低压大电流P沟道增强型MOSFET,型号命名遵循“电压-电流”逻辑(40V漏源击穿电压、30A连续漏极电流),针对12V/24V低压系统的开关控制、续流及负载驱动场景优化,兼具小封装、低损耗、高可靠性特点,适合消费电子、工业控制及车载辅助系统等领域。

该器件采用TO-252(DPAK)表面贴装封装,引脚布局紧凑,兼容自动化贴片生产,同时满足小体积设计需求;属于增强型P沟道器件,栅极控制简单,无需额外负偏置电源即可实现导通/关断。

二、关键电性能参数解析

40P30的电性能参数针对低压高负载场景做了针对性设计,核心参数及实际意义如下:

1. 电压与电流能力

  • 漏源击穿电压Vdss=40V:覆盖12V/24V系统的典型工作电压(留1.6倍以上余量,满足瞬态过压防护需求);
  • 连续漏极电流Id=30A:支持高负载电流(如12V系统下可承载240W以上功率),无需并联即可满足多数中小功率驱动需求;
  • 脉冲漏极电流(常规补充):通常为连续电流的2-3倍,可应对瞬间启动电流冲击。

2. 导通损耗与效率

  • 导通电阻RDS(on)=25mΩ@15V栅源电压:低导通电阻是核心优势,30A电流下的导通损耗仅为I²R=22.5W,配合TO-252封装的散热能力,可有效降低系统发热,提升电源转换效率(如DC-DC同步整流场景效率超90%)。

3. 开关特性

  • 输入电容Ciss=1.415nF、反向传输电容Crss=102pF:Crss(米勒电容)较小,可降低开关过程中的米勒平台效应,提升高频切换稳定性,适合100kHz以下开关频率应用(如电机驱动、负载开关)。

4. 功率与温度

  • 最大耗散功率Pd=35W:TO-252封装下的功率极限,需通过PCB漏极引脚增加散热铜箔(建议≥10cm²)或辅助小型散热片;
  • 工作温度范围-55℃~+150℃:宽温设计,满足工业级环境(户外设备、车载低温场景)的可靠性要求。

三、封装设计与散热优化

TO-252封装是40P30的核心设计亮点:

  • 体积紧凑:封装尺寸约2.5mm×5.0mm×1.6mm,比TO-220封装小60%以上,适合便携式设备、小型电源模块的高密度布局;
  • 散热效率:漏极引脚与封装底部大面积铜基相连,可直接焊接到PCB铜箔上,提升热传导效率;若负载电流接近30A,需在漏极引脚周围铺设3层以上铜箔(每层≥1oz),确保结温不超150℃;
  • 焊接兼容性:表面贴装工艺适配回流焊、波峰焊,引脚间距符合工业标准,降低生产不良率。

四、典型应用场景

40P30的参数特性使其在多个领域具备替代优势,典型应用包括:

  1. 12V/24V电源系统:DC-DC转换器的同步整流管、电池充放电控制开关;
  2. 小型电机驱动:电动窗帘、扫地机器人、小型电动工具的电机正反转控制(配合N沟道MOSFET组成H桥);
  3. 负载开关:车载电子设备(行车记录仪、氛围灯)的电源开关,低导通损耗减少电压压降;
  4. LED驱动:低压LED背光、照明的恒流控制开关,避免导通损耗导致的光衰;
  5. 电池保护电路:移动电源、便携式储能设备的过充/过放保护开关,响应速度快。

五、可靠性与选型建议

1. 可靠性验证

40P30通过常规可靠性测试:

  • ESD防护:符合人体模式(HBM)±2kV、机器模式(MM)±200V标准;
  • 温度循环:-55℃~150℃循环1000次无失效;
  • 湿度测试:85℃/85%RH环境下1000小时无参数漂移。

2. 选型注意事项

  • 高频开关(>100kHz)需评估开关损耗(可通过Crss参数计算);
  • 负载电流持续超25A时,需增加散热片或并联同型号器件;
  • 栅极驱动电压建议控制在10V~15V(避免低于阈值电压导通不全,高于18V损坏器件)。

六、总结

HL富海微40P30是一款高性价比的低压大电流P沟道MOSFET,以低导通电阻、宽温范围、小封装为核心优势,覆盖12V/24V系统的多数中小功率应用场景。相比同规格竞品,其在导通损耗一致性、功率密度方面表现突出,适合成本敏感型产品的批量应用,是消费电子、工业控制领域的理想选型。

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