WMSIC Electronic Components

LRC LP3415ELT1G

ModelLP3415ELT1G
PackageSOT-23(SOT-23-3)
BrandLRC
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
LRC LP3415ELT1G
Type
LRC
Minimum package
3000

Technical parameters

Electronic Component
LRC
Electronic Component
LP3415ELT1G
Electronic Component
1
Package
SOT-23(SOT-23-3)
Electronic Component
1 P
Type
P
Electronic Component
MOSFET
Electronic Component
0.031g
Electronic Component
1
Electronic Component
BM0264353405
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1W
Electronic Component
3000
Voltage(Vdss)
20V
Capacitor(Ciss)
36.45pF

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

LP3415ELT1G P沟道场效应管产品概述

LP3415ELT1G是乐山无线电(LRC)推出的一款小型化P沟道金属-氧化物-半导体场效应管(MOSFET),针对低电压、中电流的紧凑场景设计,兼具低导通损耗、快速开关特性与宽温可靠性,广泛适配便携电子、小型电源及工业控制等领域。

一、产品基本定位与品牌背景

LP3415ELT1G属于LRC旗下中低端功率器件产品线,聚焦消费电子与小型工业设备的电源管理需求,以高性价比、小尺寸和稳定性能为核心竞争力。LRC作为国内老牌半导体厂商,其功率器件产品经过多年市场验证,可靠性与一致性突出,LP3415ELT1G延续了品牌的品质优势,适合批量应用场景。

二、核心电气性能参数详解

该器件的电气参数精准匹配低电压应用需求,关键指标如下:

(1)电压与电流能力

  • 漏源击穿电压(Vdss):最大20V,满足常见低电压电源(如5V、12V系统)的安全工作需求,避免过压损坏;
  • 连续漏极电流(Id):连续工作电流4A,峰值电流可支撑瞬间负载波动(如外设启动时的电流冲击);
  • 阈值电压(Vgs(th)):典型值1V(漏极电流Id=250uA条件下),栅极驱动门槛低,可直接由3.3V或5V MCU输出控制,无需额外驱动电路,简化系统设计。

(2)导通损耗与效率

导通电阻(RDS(on))是衡量MOSFET导通损耗的核心指标,LP3415ELT1G的RDS(on)仅85mΩ(Vgs=1.8V时),相比同类SOT-23封装P沟道器件优势显著。低导通电阻可有效降低导通时的功率损耗(P=I²×RDS(on)),提升电源转换效率,尤其适合电池供电的便携设备(降低功耗延长续航)。此外,最大耗散功率(Pd)为1W,满足中小功率应用的热预算,无需额外散热设计即可稳定工作。

(3)开关特性

开关速度直接影响高频应用的性能,LP3415ELT1G的关键开关参数为:

  • 栅极电荷量(Qg):5.97nC(Vgs=4.5V时);
  • 输入电容(Ciss):36.45pF;
  • 反向传输电容(Crss):15.17pF。 低电容值与合理的电荷匹配,使器件开关切换速度快,可减少开关损耗,适合高频DC-DC转换器或快速负载开关场景(如USB PD快充的辅助开关)。

三、封装与可靠性设计

LP3415ELT1G采用SOT-23-3封装(标准3引脚SOT-23封装),尺寸约为2.9mm×2.5mm×1.1mm,体积紧凑,可有效节省PCB布局空间,适配便携设备的高密度集成需求(如智能手表、蓝牙耳机的内部模块)。

可靠性方面,该器件的工作温度范围覆盖**-55℃至+150℃**,满足工业级标准(-40℃~+85℃)及消费电子的宽温需求(如户外便携设备的高低温环境),抗冲击、抗振动性能稳定,长期工作可靠性高,可降低系统维护成本。

四、典型应用场景

结合核心参数,LP3415ELT1G的典型应用场景包括:

  1. 便携电子设备电源管理:智能手机、平板电脑、智能手表的电池充放电控制、电源路径切换(如USB与电池供电的切换);
  2. 小型DC-DC转换器:低功率降压/升压电路(如5V转3.3V、3.3V转5V)的同步整流或开关管;
  3. 负载开关:便携设备的外设供电控制(如耳机接口、存储卡、无线模块的供电开关);
  4. 工业小型控制模块:传感器节点的电源切换、低电压信号放大与开关控制(如4-20mA信号的开关隔离)。

五、产品优势总结

LP3415ELT1G的核心优势可归纳为:

  • 低导通损耗:85mΩ@1.8V的低RDS(on),提升电源效率,延长电池续航;
  • 宽温可靠性:-55℃~+150℃的工作范围,适应极端环境;
  • 紧凑封装:SOT-23-3封装,节省PCB空间,适配高密度集成;
  • 易驱动:1V典型阈值电压,适配低压MCU控制,简化电路设计;
  • 快速开关:低Qg与电容,适合高频切换场景,减少开关损耗。

综上,LP3415ELT1G是一款性价比突出的P沟道MOSFET,适合低电压、中电流的紧凑应用场景,可满足消费电子与小型工业设备的电源管理需求。

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