WMSIC Electronic Components

VBsemi IRLML2803GTRPBF-VB IRLML2803GTRPBF

ModelIRLML2803GTRPBF-VB
PackageSOT-23(TO-236)
BrandVBSEMI
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
VBsemi IRLML2803GTRPBF-VB
Type
VBSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
VBSEMI
Electronic Component
IRLML2803GTRPBF-VB
Electronic Component
1
Package
SOT-23(TO-236)
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.094g
Electronic Component
1
Electronic Component
BM0264547197
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.1W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
30V

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

IRLML2803GTRPBF-VB N沟道MOS场效应管产品概述

一、产品核心定位与品牌背景

IRLML2803GTRPBF-VB是VBsemi(微碧半导体) 推出的一款低电压、大电流N沟道MOS场效应管,属于微碧功率器件产品线中的“小封装高电流”系列。微碧半导体专注于功率半导体研发制造,产品覆盖消费电子、工业控制等领域,以高性价比、稳定可靠为核心优势。本产品针对便携设备、小型电子系统的“高集成度、低损耗、宽温适应”需求设计,是替代传统功率器件的理想选择。

二、关键电气参数深度解析

本产品参数围绕“低损耗、易驱动、宽温可靠”设计,核心指标如下:

(1)电压与电流规格

  • 漏源电压(Vdss):30V:适配3.7V(单节锂电池)、7.4V(双节锂电池)等主流便携电源,预留电压裕量避免过压损坏;
  • 连续漏极电流(Id):6.5A:SOT-23封装下实现高电流密度,满足小功率电机、高电流负载开关需求;脉冲峰值电流可进一步提升,适配瞬时大电流场景。

(2)导通特性(低损耗核心)

  • 导通电阻(RDS(on)):30mΩ@10V、33mΩ@4.5V:这是衡量导通损耗的关键——电阻越低,大电流下压降越小、发热越少。以6.5A连续电流为例,10V驱动下的压降仅0.195V,损耗约1.27W(接近最大功耗,实际需降额至5A左右连续工作)。

(3)驱动与开关特性

  • 阈值电压(Vgs(th)):700mV:低阈值可被3.3V/5V MCU直接驱动,无需额外电路,简化系统设计;
  • 栅极电荷量(Qg):[email protected]:低Qg使开关充放电时间更短,开关损耗更低,适合高频应用(如开关电源);
  • 电容参数:Ciss=335pF、Crss=17pF、Coss=45pF(@15V):低Crss减少电磁干扰(EMI),提升系统稳定性。

(4)可靠性与环境适应

  • 耗散功率(Pd):1.1W:封装允许的最大连续功耗,需结合PCB铜箔、散热片降额;
  • 工作温度:-55℃~+150℃(结温Tj):宽温范围覆盖工业级、消费电子场景,适应户外低温或密集封装高温环境。

三、封装与物理特性

本产品采用SOT-23(TO-236)超小型贴片封装,尺寸约2.9mm×1.6mm×1.1mm,具有以下优势:

  • 节省PCB空间:适配智能手环、蓝牙耳机等便携设备的高密度集成;
  • 标准引脚定义:1脚(源极S)、2脚(栅极G)、3脚(漏极D),兼容现有设计;
  • 自动化生产适配:支持贴片生产线,降低制造成本。

四、典型应用场景

结合参数特性,本产品适用于以下场景:

  1. 便携设备电源管理:锂电池升压/降压电路、电池保护、充电开关;
  2. 负载开关:智能穿戴传感器供电开关、蓝牙耳机电源开关;
  3. 小功率电机驱动:智能玩具微型电机、小型无人机舵机、震动马达;
  4. LED驱动:键盘背光、指示灯等小型LED阵列的恒流/恒压驱动。

五、产品性能优势总结

相较于同类SOT-23封装MOS管,本产品核心优势:

  • 高电流密度:6.5A连续电流在小封装中表现突出;
  • 低导通损耗:30mΩ@10V大幅降低发热,提升系统效率;
  • 易驱动性:700mV低阈值+2.1nC低Qg,兼容低电压MCU;
  • 宽温可靠:-55℃~+150℃结温,适应 harsh环境;
  • 高性价比:微碧量产优势平衡性能与成本。

综上,IRLML2803GTRPBF-VB是便携设备、小型电子系统的高集成度MOS管,可有效提升系统性能并简化设计。

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