WMSIC Electronic Components

TPH5900CNH,L1Q(M TPH5900CNH

ModelTPH5900CNH,L1Q(M
PackageSOP-8
BrandTOSHIBA
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 22+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TOSHIBA TPH5900CNH, L1Q(M
Type
TOSHIBA
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TOSHIBA
Electronic Component
TPH5900CNH,L1Q(M
Electronic Component
1
Package
SOP-8
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
6.32g
Electronic Component
1
Electronic Component
BM0264689722
Power Dissipation(Pd)
42W
Electronic Component
Electronic Component
Electronic Component
5000
Voltage(Vdss)
150V
Capacitor(Ciss)
460pF

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

东芝TPH5900CNH,L1Q N沟道功率MOSFET产品概述

一、产品基本定位与封装信息

TPH5900CNH,L1Q是东芝半导体推出的N沟道增强型功率MOSFET,针对中功率、小型化应用场景优化设计。封装采用MSOP-8(微型小外形封装),典型尺寸为3.0×3.0mm,相比传统TO-252封装体积缩小约70%,适配对空间敏感的便携及高密度电路。该器件兼顾电压承载能力、导通效率与开关速度,是电源管理、电机驱动等领域的高性价比选择。

二、核心电参数深度解析

1. 电压与电流额定值

  • 漏源击穿电压(Vdss):150V
    为器件可承受的最大漏源电压(无栅极偏置时),电路设计需确保工作电压不超过此值,避免击穿损坏。该参数满足多数中低压应用(如12V/24V系统的升压/降压电路)。

  • 连续漏极电流(Id):9A(25℃)
    是器件长期稳定工作的最大电流额定值。环境温度升高时需按热阻曲线降额(如100℃时连续电流约6A),确保结温不超允许范围(典型150℃)。短时间脉冲电流(如ms级)可支持更大输出,适配脉冲负载场景。

2. 导通特性与功耗

  • 导通电阻(RDS(on)):50mΩ@Vgs=10V
    是该器件核心优势——低导通电阻直接降低导通损耗。例如:5A电流通过时,导通压降仅250mV,功耗仅1.25W,远低于同类高阻MOSFET,可显著提升电路效率(如电源适配器转换效率可超90%)。

  • 最大耗散功率(Pd):42W(25℃)
    需搭配合理散热设计(如PCB铜箔、小型散热片),避免结温过高。实际应用中需根据环境温度与电流降额使用,确保可靠性。

3. 开关特性参数

  • 栅极电荷量(Qg):7nC@Vgs=10V
    低栅极电荷意味着栅极充电/放电能量少,驱动电路负载轻——可直接由3.3V/5V MCU驱动,无需额外栅极驱动芯片,简化BOM成本与电路复杂度。

  • 电容参数

    • 输入电容(Ciss):460pF
    • 反向传输电容(Crss):3pF
    • 输出电容(Coss):80pF
      其中低Crss(米勒电容) 可有效抑制开关过程中的电压过冲与振荡,提升电路稳定性;Ciss与Coss则决定开关速度,该器件电容值处于同类产品中等偏优水平,适合100kHz以内的高频应用。

4. 驱动特性

  • 阈值电压(Vgs(th)):2V(典型值)
    低阈值电压使器件可在低电压栅极驱动下导通(如Vgs=3V即可可靠工作),兼容1.8V/3.3V低电压控制电路,降低驱动端功耗。

三、封装与引脚功能

TPH5900CNH,L1Q采用MSOP-8封装,引脚排列符合N沟道MOSFET通用定义(具体需参考东芝官方datasheet,典型引脚:1=栅极G,2/3/4/5=漏极D,6/7/8=源极S)。封装特点:

  • 小型化:适配智能手机、智能手环等便携设备的电源模块;
  • 散热优化:内部结构设计可有效将热量传递至PCB,满足42W耗散功率的基本散热需求。

四、典型应用场景

结合参数特性,该器件主要应用于:

  1. 便携式电子设备电源管理:手机/平板的充电电路、电池保护电路(低RDS(on)提升效率,小型封装节省空间);
  2. 小型电源适配器:5V/2A、12V/1A等适配器的开关管(低损耗提升转换效率);
  3. 小型电机驱动:智能玩具、小型无人机的直流电机驱动(9A连续电流满足负载需求);
  4. 负载开关:笔记本电脑外设电源开关(低压降减少电压损失,延长电池续航);
  5. LED驱动:中功率LED阵列的PWM调光电路(低开关损耗适配高频调光)。

五、产品优势总结

  1. 高效节能:低RDS(on)与低Qg组合,同时降低导通/开关损耗;
  2. 驱动便捷:低Vgs(th)与低Qg支持MCU直接驱动,简化电路;
  3. 空间紧凑:MSOP-8封装适配便携设备的高密度设计;
  4. 稳定性高:低Crss抑制米勒效应,减少开关振荡;
  5. 品牌可靠:东芝工业级品质,适合长期稳定运行场景。

注意:实际应用需参考东芝官方完整datasheet,结合热设计、驱动电路优化及降额使用,确保器件安全可靠。

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