WMSIC Electronic Components

CBI BZT52C16W

ModelBZT52C16W
PackageSOD123
BrandCBI
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 Option 64544

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
CBI BZT52C16W
Type
CBI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CBI
Electronic Component
BZT52C16W
Electronic Component
1
Package
SOD123
Electronic Component
Zener Diode
Electronic Component
0.033g
Electronic Component
50
(Zzk)
200Ω
(Zzt)
40Ω
Electronic Component
BM0265834839
Diode
1
Current(Ir)
100nA
Power Dissipation(Pd)
500mW
Electronic Component
15.3V~17.1V
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.

BZT52C16W 稳压二极管产品概述

一、产品基本定位与品牌背景

BZT52C16W是创基电子(CBI) 推出的一款独立式小功率稳压二极管,核心定位为低功耗电子设备的基础稳压、基准电压生成及过压保护元件。作为CBI旗下常规稳压管系列的主力型号,该器件延续了品牌在小型表面贴装器件上的成熟工艺,适配消费电子、IoT终端、智能穿戴等主流应用的小型化、低功耗需求。

二、核心电性能参数解析

BZT52C16W的参数设计围绕“低功耗、稳定输出”核心需求,关键参数及实际意义如下:

  1. 稳压值:标称值16V,工作范围15.3V~17.1V(±5.6%精度),满足大多数常规电路的基准电压或稳压需求,无需额外高精度筛选即可适配普通场景;
  2. 反向漏电流:100nA(测试条件:反向电压11.2V),低漏电流特性可有效降低待机功耗,特别适合电池供电的低功耗设备(如智能手环、IoT传感器);
  3. 耗散功率:最大500mW,支持低功率电路的连续稳压工作,避免过功率损坏,适配多数小型电子设备的功率需求;
  4. 动态阻抗:Zzt(测试电流下动态阻抗)40Ω,Zzk(转折区阻抗)200Ω,阻抗特性稳定,可减少稳压值随负载电流的波动,提升输出电压一致性。

三、封装形式与物理特性

该器件采用SOD-123表面贴装封装,具备以下实用特性:

  • 尺寸小巧:封装尺寸约2.0mm×1.25mm×1.0mm(典型值),适配高密度PCB布局,满足智能穿戴、小型IoT模块等小型化设备的集成需求;
  • 焊接兼容性:支持回流焊、波峰焊等常规表面贴装工艺,焊接温度符合行业标准(如回流焊峰值温度≤260℃),无需特殊焊接设备;
  • 环保合规:符合RoHS、REACH等全球环保指令,无铅无卤,适配出口及国内环保要求严格的应用场景。

四、典型应用场景

BZT52C16W因“小封装、低功耗、基础稳压精度”的组合优势,广泛应用于以下场景:

  1. 消费电子终端:智能手机、平板的辅助电源稳压(如耳机接口、传感器供电的基准电压);
  2. 智能穿戴设备:智能手表、手环的低功耗电路稳压,降低待机电流消耗,延长电池续航;
  3. IoT传感器模块:环境监测、智能家居终端的传感器供电基准,确保信号采集的稳定性;
  4. 简单电源保护:配合限流电阻实现电路过压保护,防止瞬态电压对敏感元件(如MCU、传感器)的损坏;
  5. 小型电子玩具:低成本稳压方案,满足玩具电路的基础供电需求,性价比突出。

五、关键特性与竞争优势

相比同类同封装稳压管,BZT52C16W具备以下差异化优势:

  1. 低漏电流优势:100nA的反向漏电流远低于部分同类器件(如部分竞品漏电流达μA级),更适合电池供电的低功耗场景;
  2. 稳定的阻抗特性:40Ω的动态阻抗可减少稳压值随负载电流的波动(如负载电流变化时,输出电压波动更小),输出一致性更好;
  3. 品牌质量保障:CBI创基作为国内知名电子元器件厂商,器件一致性好,批次稳定性高,降低量产时的筛选成本;
  4. 成本效益平衡:在满足基础稳压需求的前提下,性价比优于部分进口品牌同规格器件,适合批量应用。

六、选型与使用注意事项

为确保器件可靠工作,需注意以下要点:

  1. 工作电流匹配:需参考 datasheet 确认稳压管的测试电流范围(如部分规格测试电流为1mA),避免工作电流超出范围导致稳压值偏移或损坏;
  2. 耗散功率限制:实际功耗需满足P≤500mW(P=V稳压值×I工作电流),若负载电流较大,需串联限流电阻(计算:R=(V输入-V稳压值)/I工作电流);
  3. 焊接工艺规范:焊接时需控制温度和时间(如回流焊时间≤30s),避免热损伤导致器件性能下降;
  4. 反向工作要求:稳压二极管仅在反向击穿区工作,正向电压需限制在0.7V以内(正向导通电压),避免正向过流;
  5. 精度筛选:若对稳压精度要求较高(如±2%以内),需对器件进行筛选,选择稳压值接近16V的样品。

综上,BZT52C16W是一款“小而实用”的稳压二极管,在低功耗、小型化场景下具备突出的性价比与可靠性,是消费电子、IoT等领域的常规选型之一。

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