WMSIC Electronic Components

ON MM3Z15VC

ModelMM3Z15VC
PackageSOD-323F
BrandON
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
ON MM3Z15VC
Type
ON
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ON
Electronic Component
MM3Z15VC
Electronic Component
1
Package
SOD-323F
Electronic Component
Zener Diode
Electronic Component
0.032g
Electronic Component
1
(Zzk)
188Ω
(Zzt)
28Ω
Electronic Component
BM0264215188
Diode
1
Current(Ir)
45nA
Power Dissipation(Pd)
200mW
Electronic Component
14.25V~15.75V
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.

MM3Z15VC稳压二极管产品概述

一、产品核心定位与品牌背书

MM3Z15VC是安森美(ON Semiconductor) 推出的一款表面贴装稳压二极管,属于MM3Z系列独立式稳压管,核心功能为提供15V稳定电压输出,适配小型化、低功耗电子电路的稳压需求。安森美作为全球知名半导体厂商,其器件以高可靠性、一致性著称,MM3Z15VC继承了品牌的工艺优势,适合消费电子、可穿戴设备等领域的量产应用。

二、关键电性能参数详解

MM3Z15VC的核心参数围绕稳压精度、功耗、漏电流等关键指标设计,具体如下:

1. 稳压特性

  • 标称稳压值(Vz):15V,是电路设计中常用的电压等级;
  • 稳压范围:14.25V~15.75V,覆盖±5%公差,满足大多数普通稳压场景的精度要求,无需额外校准即可满足基础应用;
  • 动态阻抗(Zzt/Zzk):稳压区动态阻抗Zzt为28Ω,意味着稳压电压随工作电流变化的灵敏度低(电压变化量≈电流变化量×28Ω),稳压精度较好;反向击穿起始阶段阻抗Zzk为188Ω,反映器件从截止到稳压状态的过渡特性,符合小功率稳压管的典型参数范围。

2. 功耗与电流特性

  • 最大耗散功率(Pd):200mW,是器件长期工作的功率上限;结合稳压值计算,最大稳压电流约为13.3mA(Pd/Vz=200mW/15V),适合小电流稳压场景;
  • 反向漏电流(Ir):45nA(测试条件:反向电压10.5V),属于低漏电流设计,可有效降低电路静态功耗,尤其适合电池供电的便携式设备(如智能手环、蓝牙耳机)。

三、封装与物理特性

MM3Z15VC采用SOD-323F 表面贴装封装,属于超小型封装类型,尺寸约为1.6mm×0.8mm×0.6mm(典型值),具有以下优势:

  • 适配高密度PCB设计,可显著减少电路占用空间,满足小型电子设备的微型化需求;
  • 支持自动化贴装(SMT),适合大规模量产,降低生产制造成本;
  • 标注“SOD-323FL”的版本为卷带包装,便于自动化上料,进一步提升生产效率。

四、典型应用场景

基于低功耗、小尺寸、15V稳压的核心特性,MM3Z15VC广泛应用于以下场景:

1. 便携式设备电源稳压

如智能手环、蓝牙耳机、智能手表等电池供电设备,需15V辅助电压(如某些传感器、无线模块的工作电压),低漏电流可延长电池续航,小尺寸适配设备微型化设计。

2. 电压基准源

在简单模拟电路中,可作为低成本电压基准(替代复杂的基准芯片),用于运放偏置电压、ADC参考电压等场景,满足小电流、中等精度的需求。

3. 过压保护

在电路输入端或关键节点,反向并联MM3Z15VC,当电压超过15V时器件击穿导通,将电压钳位在15V左右,保护后端敏感元件(如MCU、传感器)免受过压损坏。

4. 工业控制辅助电路

小型工业控制器、传感器模块的辅助电源稳压,安森美的高可靠性可满足工业级环境的稳定性要求。

五、使用注意事项

为确保器件长期可靠工作,需注意以下要点:

  1. 限流电阻设计:工作时需串联限流电阻,避免电流超过13mA导致器件过热损坏,电阻值可通过公式计算:R=(Vin-Vz)/Iz(Iz取1~10mA为宜);
  2. 温度特性补偿:硅稳压二极管的稳压值随温度升高略有上升(15V器件约0.05%/℃),若对温度敏感,可搭配热敏电阻或使用温度补偿电路;
  3. 防静电操作:半导体器件易受静电损伤,需在防静电环境下存储、焊接和测试;
  4. 焊接温度控制:SOD-323F封装焊接时,烙铁温度不宜超过350℃,焊接时间不超过3秒,避免损坏器件。

六、选型替代参考

若需替代MM3Z15VC,可优先选择同品牌同系列的MM3Z15V(参数一致),或其他品牌同规格器件(如NXP的BZX84C15V、东芝的1SMA15CA等),但需注意封装一致性,避免影响电路设计。

总结:MM3Z15VC凭借小尺寸、低功耗、高可靠性的特点,成为15V稳压场景的优选器件,尤其适合便携式设备和小型化电路的量产应用。

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