WMSIC Electronic Components

MDD BZT52C10S

ModelBZT52C10S
PackageSOD-323
BrandMDD
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
MDD BZT52C10S
Type
MDD
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MDD
Electronic Component
BZT52C10S
Electronic Component
1
Package
SOD-323
Electronic Component
Zener Diode
Electronic Component
0.028g
Electronic Component
1
(Zzt)
30Ω
Electronic Component
BM0264463826
Diode
1
Current(Ir)
100nA@7V
Power Dissipation(Pd)
200mW
Electronic Component
9.4V~10.6V
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.

BZT52C10S 稳压二极管产品概述

BZT52C10S是MDD品牌推出的一款小功率表面贴装稳压二极管,采用独立式封装结构,核心功能是提供稳定的10V电压基准或过压保护,适用于消费电子、工业控制、通信等领域的低功耗电路设计。

一、产品核心定位与基本属性

该器件属于稳压二极管系列中的常规10V规格,聚焦小体积、低功耗、高精度稳压场景:

  • 品牌:MDD(国产优质电子元器件品牌,专注被动器件研发与生产)
  • 类型:独立式齐纳稳压二极管(通过反向击穿实现稳定电压输出)
  • 核心规格:标称稳压值10V,处于齐纳管低温度系数区间
  • 封装:SOD-323(超小型表面贴装,尺寸约1.6mm×0.8mm×0.6mm)

二、关键电气性能参数详解

BZT52C10S的电气参数针对低功耗应用优化,核心参数及实际意义如下:

1. 稳压性能参数

  • 标称稳压值(Vz):10V:指器件在额定工作电流下的典型稳压电压,是产品选型的核心指标;
  • 稳压范围(Vz range):9.4V~10.6V:覆盖±6%的精度范围,满足多数普通稳压/基准应用需求(无需高精度时可降低成本);
  • 动态阻抗(Zzt):30Ω:表示稳压值随工作电流变化的程度(阻抗越小,稳压性能越稳定),该参数适合小电流(≤20mA)应用。

2. 反向特性参数

  • 反向漏电流(Ir):100nA@7V:在反向电压7V(低于稳压值)时,漏电流仅100nA,说明器件反向截止特性优异,可有效避免静态功耗过大。

3. 功率与电流参数

  • 最大耗散功率(Pd):200mW:小功率设计,适合低负载电流(≤20mA)场景;
  • 最大工作电流(Izmax):20mA:由Pd=Vz×Izmax计算得出,实际应用需留10%~20%余量(避免过载损坏)。

三、封装与物理特性

SOD-323封装是BZT52C10S的核心优势之一,适合高密度PCB布局:

  • 尺寸:1.6mm(长)×0.8mm(宽)×0.6mm(高):比0805封装更紧凑,可节省30%以上PCB空间;
  • 引脚:2个表面贴装引脚:极性明确(带灰色/黑色色环的一端为阴极,安装时需接正电压);
  • 环保特性:无铅(RoHS compliant):符合欧盟环保标准,适配现代电子产品的无铅焊接工艺;
  • 焊接兼容性:回流焊/波峰焊:回流焊峰值温度≤260℃(持续时间≤10s),波峰焊温度≤245℃(持续时间≤5s)。

四、典型应用场景

BZT52C10S的小体积、低功耗特性使其适用于多种场景:

1. 电压基准源

  • 应用:给运放、ADC(模数转换器)、单片机的参考电压引脚提供稳定10V基准;
  • 优势:漏电流小(100nA),静态功耗≤1μW(10V×100nA),适合电池供电的便携设备(如智能手环、无线传感器)。

2. 过压保护

  • 应用:并联在电源输入端(如5V/12V电源),当电压超过10V时击穿,限制后级电压在10V以内;
  • 注意:需串联限流电阻(如12V输入时,限流电阻≥100Ω),避免器件过载。

3. 简单稳压电路

  • 应用:配合限流电阻给小负载(如LED、传感器模块)提供10V稳定电压;
  • 示例:输入12V,限流电阻150Ω,输出电压约9.8V~10.2V(覆盖稳压范围)。

4. 信号箝位

  • 应用:在音频、射频信号路径中,限制信号峰值不超过10V,避免损坏敏感元件(如运放输入级、射频芯片)。

五、选型与使用注意事项

为确保器件稳定工作,需注意以下要点:

1. 功率与电流计算

  • 最大功耗限制:实际功耗≤200mW,即工作电流≤20mA(10V×20mA=200mW);
  • 限流电阻公式:R=(Vin - Vz)/Iz,其中Vin为输入电压,Iz为工作电流(建议选10mA~15mA,留余量)。

2. 极性安装

  • 阴极(色环端)需接正电压,阳极接地/负电压;接反会导致正向导通(压降约0.7V),无法实现稳压。

3. 温度特性

  • 10V齐纳管的温度系数约为±0.05%/℃,在-40℃~+85℃工作温度范围内,稳压值变化约±0.05V,适合普通环境应用。

4. 静电防护

  • 器件为静电敏感元件(ESD等级通常为HBM 2kV),存储/焊接时需使用防静电工具(如防静电手环、接地工作台)。

总结

BZT52C10S作为一款高性价比小功率稳压二极管,以紧凑的SOD-323封装、稳定的10V稳压性能,覆盖了电压基准、过压保护等主流应用场景,适合消费电子、工业控制等领域的低功耗电路设计。其低漏电流、无铅环保的特性,也满足了现代电子产品的可靠性与环保要求。

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