WMSIC Electronic Components

LRC LBZX84C2V4LT1G

ModelLBZX84C2V4LT1G
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
LRC LBZX84C2V4LT1G
Type
LRC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LRC
Electronic Component
LBZX84C2V4LT1G
Electronic Component
1
Package
SOT-23
Electronic Component
Zener Diode
Electronic Component
0.031g
Electronic Component
1
(Zzt)
100Ω
Electronic Component
BM0227350630
Diode
1
Current(Ir)
50nA
Power Dissipation(Pd)
300mW
Electronic Component
2.2V~2.6V
Electronic Component
55℃~+150℃
Electronic Component
Electronic Component

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

LBZX84C2V4LT1G 产品概述

一、产品简介

LBZX84C2V4LT1G 是乐山无线电(LRC)推出的一款独立式稳压二极管,标称稳压值为 2.4V,允许范围 2.2V–2.6V。器件采用 SOT-23 小封装,适合空间受限且需低电流基准或保护的电子应用。器件工作结温范围宽(-55°C 至 +150°C),适用于工业级环境。

二、主要电气特性

  • 标称稳压:2.4V(范围 2.2V–2.6V)
  • 反向漏电流 Ir:典型 50nA(常温)
  • 动态阻抗 Zzt:约 100Ω(测试条件下)
  • 额定耗散功率:225mW(SOT-23 封装,具体以厂商资料和 PCB 散热为准)
  • 工作结温:-55°C ~ +150°C

三、器件特性与影响

  • 低漏电流使其适合高阻抗电路作电压基准或参考源,但由于 Zzt 较大(≈100Ω),在要求精密基准的场合需注意负载和校准误差。
  • 封装功耗限制较小,长时间的较大电流工作会受限于封装及 PCB 散热能力。
  • 温度系数存在,稳压电压会随结温变化,需在设计时考虑温漂影响。

四、典型应用场景

  • 低功耗电压基准与偏置源(传感器、ADC 参考等)
  • 过压/峰值钳位与输入保护
  • 小电流电源分流与电平移位电路
  • 便携设备与电池供电系统中简易稳压

五、使用与选型建议

  • 工作电流选择:依据应用选择合适的稳流电阻 R;计算式 R = (Vin − Vz) / Iz,稳压管功耗 Pz = Vz × Iz <= Pd(并留安全裕量)。
    示例:若 Vin=5V,希望 Iz=5mA,则 R ≈ (5−2.4)/5mA ≈ 520Ω,Pz ≈ 2.4V×5mA = 12mW(远低于封装额定);若目标超大电流或长期运行,请检查 Pd 和 PCB 散热能力。
  • 对于精密参考场合,推荐使用专用低漂移基准源,或在电路中加入温度补偿与校准。
  • 在高阻输入处,Ir(50nA)虽小但仍可能影响极高阻抗电路读数,应并联适当阻抗或缓冲放大。

六、热管理与封装注意

SOT-23 封装散热能力有限,额定耗散功率受 PCB 铜箔面积、焊盘设计和环境温度影响。设计时应参考厂商热阻数据并考虑工作温度升高时的功耗降额。避免在高结温下长期以额定 Pd 工作,留有安全裕度。

七、封装与订购信息

  • 封装形式:SOT-23(表面贴装)
  • 型号:LBZX84C2V4LT1G
  • 品牌:LRC(乐山无线电)
    购买和替代时建议参阅完整规格书并确认测试条件(Iz、测试温度等)以确保在目标应用中的表现符合要求。

以上信息供产品选型和电路设计参考,具体电气参数与极限值请以厂家最新数据手册为准。

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