WMSIC Electronic Components

LRC LBC858CLT1G

ModelLBC858CLT1G
PackageSOT-23
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
LRC LBC858CLT1G
Type
LRC
Minimum package
3000 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LRC
Electronic Component
LBC858CLT1G
Electronic Component
1
Package
SOT-23
Electronic Component
1 PNP
Electronic Component
Transistor(BJT)
Electronic Component
0.032g
Electronic Component
1
Electronic Component
BM0264777646
Operating Temperature
55℃~+150℃
Transistor Type
PNP
Frequency(f T)
100MHz
Power Dissipation(Pd)
300mW
Electronic Component
Electronic Component
Electronic Component
3000

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

LBC858CLT1G PNP型BJT三极管产品概述

一、产品基本定位

LBC858CLT1G是乐山无线电(LRC) 推出的小功率通用PNP型双极结型晶体管(BJT),采用超小型表面贴装SOT-23封装,专为低功耗、高频信号处理及小型开关场景设计。该器件平衡了电气性能与封装尺寸,适合便携式电子、工业控制等对空间和性能有双重要求的应用领域,是替代传统插件三极管的高性价比选择。

二、核心电气参数详解

该器件的关键参数明确了适用场景的边界,核心性能如下:

  1. 电压耐受能力:集射极击穿电压(VCEO)达30V,满足多数低压电路的安全工作需求;射基极击穿电压(VEBO)为5V,需注意避免射极相对于基极的反向过压。
  2. 电流与漏电流:最大集电极电流(IC)100mA,可直接驱动小型负载;集电极截止电流(ICBO)仅4μA,反向漏电流极小,有助于降低静态功耗,提升电路待机效率。
  3. 功率与增益:最大耗散功率(PD)300mW,属于小功率器件范畴;直流电流增益(hFE)在2mA集电极电流、5V集射极电压下可达420,信号放大能力突出,适合弱信号(如传感器输出)的放大调理。
  4. 频率与开关特性:特征频率(fT)100MHz,高频响应性能优异,可支持100MHz以下的射频/中频信号处理;集射极饱和电压(VCE(sat))650mV,开关损耗低,适合快速开关应用(如LED驱动、信号切换)。

三、封装与环境适应性

  1. 封装形式:采用SOT-23超小型表面贴装封装,典型尺寸约2.9×1.6×1.1mm,可显著节省PCB布局空间,适配便携式设备的小型化需求(如智能穿戴、蓝牙耳机)。
  2. 宽温工作范围:工作温度覆盖-55℃至+150℃,可适应工业环境(如低温车间、高温设备舱)及部分车载辅助电路的温度场景,避免极端温度下的性能衰减或失效。

四、典型应用场景

结合参数特性,LBC858CLT1G的主要应用方向包括:

  1. 低功耗信号放大:高hFE(420@2mA)适合弱信号放大,如温度/压力传感器输出信号调理、音频小信号辅助放大(蓝牙耳机、智能音箱)。
  2. 高频小信号处理:100MHz特征频率支持100MHz以下的射频/中频信号放大,如简易2.4G通信模块、中频滤波放大电路。
  3. 小型开关电路:低饱和电压(650mV)和100mA集电极电流,可驱动小型负载(如LED指示灯、微型继电器线圈、小型直流电机),实现快速开关控制。
  4. 便携式电子设备:SOT-23封装小、功耗低,适配手机、智能手表、无线耳机等便携产品的辅助电路(如电源控制、信号切换、状态监测)。
  5. 工业控制辅助电路:宽温范围(-55~+150℃)适合工业现场的小信号处理(如设备状态指示灯驱动、传感器信号调理),可靠性更高。

五、品牌与品质保障

LBC(乐山无线电)是国内半导体行业的资深厂商,拥有超过50年的器件设计与制造经验,LBC858CLT1G符合工业级器件的可靠性标准,参数一致性好,可满足量产应用的稳定性需求。该器件的封装与焊接兼容性强,适配常规SMT生产流程,降低生产难度与成本。

综上,LBC858CLT1G凭借小封装、高增益、宽温特性,成为低功耗高频电路的高性价比选择,适用于消费电子、工业控制等多领域的小型化设计。

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