WMSIC Electronic Components

LRC S-LBZX84C2V4LT1G

ModelS-LBZX84C2V4LT1G
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 S-LBZX84C2V4LT1G
Type
LRC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LRC
Electronic Component
S-LBZX84C2V4LT1G
Electronic Component
1
Package
SOT-23
Electronic Component
Zener Diode
Electronic Component
0.026g
Electronic Component
1
(Zzt)
100Ω
Electronic Component
BM0264850135
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.

S-LBZX84C2V4LT1G稳压二极管产品概述

一、产品定位与核心特性

S-LBZX84C2V4LT1G是乐山无线电(LRC)推出的表面贴装型2.4V稳压二极管,属于LBZX84系列低电压分支,专为小型化、低功耗电子设备设计。核心功能是提供稳定的2.4V基准电压,兼具高可靠性与宽环境适应性,适配SOT-23封装的紧凑体积,可直接集成于高密度PCB电路中。

其核心特性可概括为:

  1. 低反向漏电流(50nA):反向偏置时漏电流极小,显著降低静态功耗,适合电池供电的便携设备;
  2. 宽工作结温范围(-55℃~+150℃):覆盖工业级温度波动,满足 harsh环境下的稳定工作;
  3. 低动态阻抗(100Ω):电压随工作电流变化的敏感度低,稳压性能稳定;
  4. 小封装高集成:SOT-23封装体积仅约1.6×1.0×0.8mm,节省PCB空间,适配自动化贴装。

二、关键电气参数详解

该器件的电气参数经过严格测试,核心参数的设计针对性明确:

1. 稳压值与范围

标称稳压值2.4V,工作范围2.2V2.6V,在典型电流(1mA5mA)下无需额外校准,可满足大多数低电压基准需求。

2. 反向漏电流(Ir=50nA)

反向偏置电压下的漏电流仅50nA,相比普通稳压管(μA级)降低两个数量级,尤其适合低功耗IoT、可穿戴设备,延长电池续航。

3. 最大耗散功率(Pd=300mW)

允许的最大功耗为300mW,结合SOT-23封装热阻(约100℃/W),结温上升控制在30℃以内,满足常规工作场景的热稳定性。

4. 动态阻抗(Zzt=100Ω)

电压随电流变化的比值为100Ω,例如电流变化1mA,电压变化仅0.1V,稳压性能优于多数同类型通用器件。

5. 工作结温范围

-55℃至+150℃的宽范围,符合工业级器件标准,可在极端低温(户外冬季)或高温(设备内部散热区)环境下可靠工作。

三、封装与可靠性设计

S-LBZX84C2V4LT1G采用SOT-23表面贴装封装,设计优势与可靠性体现在:

1. 体积紧凑

尺寸仅1.6mm(长)×1.0mm(宽)×0.8mm(高),相比直插DO-35封装缩小约70%,适配智能手机、智能手环等便携设备的高密度PCB。

2. 极性识别

封装表面带有阴极标记(如色环或印刷符号),便于焊接前快速识别,避免反向安装导致器件正向导通损坏。

3. 可靠性工艺

采用LRC成熟的玻璃钝化工艺,抑制漏电流随温度上升,增强抗ESD能力(满足HBM 2kV以上)。

4. 焊接兼容性

适配回流焊、波峰焊等自动化贴装,焊接峰值温度可达260℃(符合JEDEC标准),存储温度范围-65℃~+150℃,满足供应链长期存储需求。

四、典型应用场景

结合参数特性,该器件典型应用覆盖以下领域:

1. 便携电子设备

智能手机、智能手表、蓝牙耳机的电源管理模块,提供稳定2.4V基准,用于电压检测、充电控制。

2. 工业控制电路

PLC、传感器节点的辅助电源基准,宽温范围适配工业现场温度波动。

3. 低功耗IoT设备

智能门锁、环境传感器等电池供电设备,低漏电流延长电池使用寿命。

4. 传感器信号调理

温度、压力传感器的输出信号调理,稳定基准用于信号放大与校准。

五、选型与使用注意事项

为确保稳定工作,需注意以下要点:

1. 极性确认

SOT-23封装阴极通常为带标记端,焊接前对照 datasheet 确认,反向安装会导致器件损坏。

2. 功耗限制

工作功耗需满足P=Vzt×Iz≤300mW,建议工作电流控制在5mA~50mA区间。

3. 散热设计

若电流较大,需在PCB对应引脚增加铜箔面积(1mm²以上)辅助散热,避免结温超过150℃。

4. 温度补偿

2.4V齐纳管温度系数约-2mV/℃,高精度应用需串联/并联温度补偿元件。

5. 静电防护

焊接与存储需采用防静电措施,避免ESD损坏器件。

该器件凭借小体积、低功耗、宽温特性,成为便携电子、工业控制等领域的高性价比稳压方案。

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