WMSIC Electronic Components

HL 50N04

Model50N04
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 50N04
Type
HL
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HL
Electronic Component
50N04
Electronic Component
1
Package
TO-252
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.463g
Electronic Component
1
Electronic Component
BM0265793202
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
20W
Electronic Component
Electronic Component
Electronic Component
2500
Voltage(Vdss)
40V

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

HL 50N04 N沟道MOSFET产品概述

一、产品基本属性

HL 50N04是富海微(HL)推出的单只N沟道增强型MOSFET,型号命名中“50”对应标称最大漏极电流能力,“04”对应漏源耐压40V,精准匹配低压大电流应用需求。产品采用TO-252封装(即DPAK封装),为3引脚表面贴装结构,体积紧凑(典型尺寸6.5mm×5.0mm),便于集成到小型化电路中。其工作温度范围覆盖**-55℃至+150℃**,可满足工业级、汽车电子等高低温环境下的长期稳定运行。

二、核心电气性能参数

HL 50N04的参数针对低压场景做了针对性优化,关键指标及应用意义如下:

  1. 漏源耐压(Vdss):40V
    漏极与源极可承受的最大直流电压,适配12V、24V等低压电源系统,避免过压击穿风险,无需额外高压防护。
  2. 连续漏极电流(Id):45A
    漏极可持续通过的最大电流(需结合散热降额),支持大电流负载(如电动工具电机、高倍率电池)的稳定驱动。
  3. 导通电阻(RDS(on)):11mΩ(Vgs=10V)
    低导通电阻意味着导通损耗极小(P=I²R),可显著降低电路发热,提升电源转换效率(如DC-DC降压场景效率可超90%)。
  4. 最大耗散功率(Pd):20W
    器件允许的最大功耗,需通过散热设计保证实际功耗不超过该值,避免过热损坏。
  5. 阈值电压(Vgs(th)):2V
    栅极与源极电压超过2V时器件开始导通,驱动门槛低,兼容5V、3.3V等常见控制电压,无需额外升压驱动电路。
  6. 栅极电荷量(Qg):22.9nC(Vgs=10V)
    较低的栅极电荷可降低开关损耗,提升开关速度(典型开关时间<100ns),适配需要快速通断的场景(如PWM电机控制)。

三、封装与散热特性

TO-252封装是HL 50N04的核心物理优势,具体特性:

  • 引脚布局:3引脚分别为漏极(D)、源极(S)、栅极(G),其中源极引脚面积较大,便于通过PCB铜箔快速散热;
  • 散热要求:由于最大功耗20W,TO-252自然散热能力有限,实际应用需为源极设计**≥10cm²的铜箔面积**,或根据负载加装小型散热片(如10mm×10mm铝片);
  • 温度适应性:-55℃至+150℃的宽温范围,高温环境下(如150℃)需将功耗降额至标称值的50%以下,确保长期可靠性。

四、典型应用场景

HL 50N04的参数特性使其成为以下场景的优选器件:

  1. 低压DC-DC转换器:12V转5V、24V转12V的降压电源,大电流输出(10A-40A)场景下,低导通电阻可提升转换效率;
  2. 电池管理系统(BMS):锂电池组的充放电控制、均衡电路,45A连续电流支持高倍率电池(如10C放电)的快速充放电;
  3. 小型电机驱动:电动工具(电钻、电剪刀)、小型机器人、智能家居设备的直流电机/无刷电机驱动,快速开关特性适配PWM调速;
  4. 负载开关:替代传统继电器,用于电源通断控制(如笔记本电源、车载USB接口),无触点、寿命长(>10^6次开关);
  5. 过流保护电路:作为保护执行器件,导通电阻低可减少保护时的损耗,快速关断特性可及时切断过流负载(响应时间<1μs)。

五、使用注意事项

为保证器件稳定运行,需注意以下要点:

  1. 栅极驱动:驱动电压建议3V-15V(避免超过最大栅源电压20V),驱动电流需满足栅极电荷需求(如10V驱动时,驱动电流≥10mA);
  2. 散热降额:25℃环境下可按80%额定电流使用(即36A),100℃时需降至50%(22.5A);
  3. 静电防护:MOSFET栅极易受静电损坏,生产/测试需戴防静电手环,包装采用防静电袋;
  4. 电压匹配:漏源电压不得超过40V,避免击穿;
  5. 焊接要求:表面贴装时,回流焊温度需控制在260℃以下(持续时间<10s),避免损坏器件。

综上,HL 50N04是一款性价比突出的低压大电流MOSFET,兼顾性能与成本,广泛适用于工业、消费电子、汽车电子等领域的低压功率电路设计。

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