WMSIC Electronic Components

LRC LMSZ5225BT1G

ModelLMSZ5225BT1G
PackageSOD-123
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 LMSZ5225BT1G
Type
LRC
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LRC
Electronic Component
LMSZ5225BT1G
Electronic Component
1
Package
SOD-123
Electronic Component
Zener Diode
Electronic Component
0.034g
Electronic Component
1
(Zzk)
1.6kΩ
(Zzt)
29Ω
Electronic Component
BM0265133186
Diode
1
Current(Ir)
50uA@1V
Power Dissipation(Pd)
500mW
Electronic Component
2.85V~3.15V
Electronic Component
55℃~+150℃

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

LMSZ5225BT1G稳压二极管产品概述

LMSZ5225BT1G是乐山无线电(LRC)推出的一款独立式低压稳压二极管,针对需要精准3V稳压的中小功率场景设计,具备宽温度适应、低功耗、高稳定性等特点,广泛应用于便携电子、工业控制、通信设备等领域。

一、产品基本定位

作为独立式稳压器件,LMSZ5225BT1G无需依赖外部元件即可实现稳压功能,核心目标是为电路提供稳定的3V基准电压,解决电源波动对敏感元件(如MCU、传感器)的影响。其设计兼顾小型化与可靠性,适配表面贴装工艺,是低电压稳压场景的常规选型器件。

二、关键电气参数解析

LMSZ5225BT1G的电气参数经过严格校准,核心指标可满足多场景需求:

  • 稳压性能:标称稳压值3V,实际稳压范围2.85V~3.15V,覆盖常见电源波动(±5%),确保负载端电压稳定;动态阻抗Zzt仅29Ω,稳压精度优异,可有效抑制电压波动;测试阻抗Zzk为1.6kΩ,反映器件参数一致性,便于批量应用时的电路设计。
  • 功耗与漏电流:反向电流(Ir)在1V反向偏置下仅50uA,低漏电流特性降低了静态功耗,适合电池供电的便携设备;额定耗散功率(Pd)500mW,可支撑中小功率负载(如100mA@3V负载下仍稳定工作),无需额外散热。
  • 温度适应性:工作结温范围-55℃~+150℃,覆盖工业级、车载级等宽温场景,即使在极端温度下仍能保持稳压性能稳定,避免因温度变化导致的电压漂移。

三、封装与可靠性设计

LMSZ5225BT1G采用SOD-123表面贴装封装,该封装具备以下优势:

  • 小型化:尺寸紧凑(典型值:长2.9mm×宽1.6mm×高1.1mm),适配高密度PCB设计,符合便携电子设备的小型化趋势;
  • 焊接可靠性:引脚设计符合回流焊、波峰焊工艺要求,焊接后机械强度高,抗振动性能好;
  • 环保合规:封装材料符合RoHS、REACH等环保标准,无铅无卤,满足国际市场准入要求。

结合宽结温设计,该器件的平均故障间隔时间(MTBF)符合工业级器件标准,可长期稳定工作于 harsh 环境。

四、典型应用场景

LMSZ5225BT1G的参数特性使其适用于以下场景:

  1. 便携电子设备:如智能手机充电器、蓝牙耳机、智能手环的低压稳压环节,低漏电流+小型封装适配电池供电需求;
  2. MCU/传感器供电:为微控制器(如STM32系列)、温湿度传感器(如SHT30)提供稳定3V电源,避免电压波动导致的误触发或精度下降;
  3. 工业控制模块:PLC、变频器等设备的辅助电源稳压,宽温范围适配工业现场的高低温环境;
  4. 通信设备:路由器、基站的信号处理电路稳压,高稳定性确保通信质量;
  5. 车载电子:车载显示屏、传感器的低压稳压,宽温(-40℃~+85℃车载级)适配车内环境。

五、品牌与选型优势

作为LRC的成熟产品,LMSZ5225BT1G具备以下选型优势:

  • 品牌可靠性:乐山无线电是国内半导体行业龙头企业,产品通过ISO9001、IATF16949等认证,参数一致性好,批量供货稳定;
  • 成本效益:性价比高于进口同类器件,且国内供应链完善,采购周期短;
  • 兼容性:SOD-123封装与主流SMT产线兼容,替换进口器件时无需调整PCB设计;
  • 技术支持:LRC提供完善的 datasheet 与技术支持,便于电路设计与调试。

综上,LMSZ5225BT1G是一款性能均衡、可靠性高的低压稳压二极管,可满足多领域的3V稳压需求,是中小功率稳压场景的优选器件。

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