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HXY MOSFET ZM4734A
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HXY MOSFET ZM4734A
- Type
- HXY MOSFET
- Minimum package
- 5000 编带
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HXY MOSFET
- Electronic Component
- ZM4734A
- Electronic Component
- 1
- Package
- LL-41
- Electronic Component
- Zener Diode
- Electronic Component
- 0.17g
- Electronic Component
- 1
- (Zzk)
- 600Ω
- (Zzt)
- 5Ω
- Electronic Component
- BM0258662167
- Diode
- 1
- Current(Ir)
- 10uA@2V
- Power Dissipation(Pd)
- 1W
- Electronic Component
- 5.04V~6.16V
- 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.
ZM4734A稳压二极管产品概述
一、产品基本定位与核心参数总览
ZM4734A是一款独立式稳压二极管，属于通用型电压基准/稳压器件，核心设计围绕「5.6V标称稳压值」与「1W最大耗散功率」展开，适配中小功率电子电路的稳压、基准电压生成及过压保护等场景。其参数设计兼顾性能稳定性与成本控制，是工业控制、消费电子、通信设备等领域的常用基础器件。
二、关键电性能参数详解
1. 稳压特性
标称稳压值为5.6V，稳压范围覆盖5.04V~6.16V（满足不同工况下的电压波动需求）；动态阻抗Zzt（测试电流下的阻抗）仅5Ω，表明稳压值随负载电流变化的波动极小，稳压精度较高；反向击穿前的工作阻抗Zzk为600Ω，确保了反向截止状态下的电路隔离性。
2. 反向漏电流
反向电压2V时漏电流仅10uA，1V时进一步低至100nA——低漏电流特性有效降低了器件本身的功耗，尤其适合对待机功耗敏感的便携式设备或低功耗电路。
3. 耗散功率与电流容量
最大耗散功率Pd=1W，结合5.6V稳压值可推算出最大稳定电流约为178mA（1W/5.6V），能满足多数中小负载（如单片机、传感器、小功率LED驱动等）的稳压需求。
三、封装与物理特性
ZM4734A采用LL-41封装（轴向引线封装），具备以下优势：
- 尺寸紧凑：轴向引线设计占用PCB空间小，适合高密度电路布局；
- 焊接兼容性：标准金属引脚适配手工焊接与插件流程，操作便捷；
- 散热性：封装结构利于热量传导，配合1W耗散功率，普通环境下无需额外散热片即可稳定工作。
四、典型应用场景
ZM4734A的参数特性使其在多个场景中表现突出：
- 电源输出稳压：作为小功率直流电源的输出稳压管，配合限流电阻可将输出电压稳定在5.6V左右，适配5V系统的辅助供电（如单片机核心电压稳压）；
- 电压基准源：利用低阻抗、稳定的5.6V输出，作为ADC、DAC等模拟电路的参考电压，提升信号采集精度；
- 过压保护：反向并联在电路中，当电压超过稳压值时导通，通过耗散功率释放过压能量，保护后级敏感器件（如传感器、IC）；
- 简易电平转换：在需要将电压钳位在5.6V的场景中，可替代复杂电平转换电路，简化设计。
五、品牌与可靠性说明
该器件由华轩阳电子（HXY MOSFET） 生产，品牌在分立器件领域具备成熟工艺：
- 稳压一致性：批量测试显示稳压值一致性好，温漂控制在商业级应用要求范围内；
- 长期可靠性：低漏电流设计减少了器件老化风险，长期工作无明显参数漂移；
- 成本优势：独立式封装与通用参数适配批量应用，性价比突出。
六、总结
ZM4734A作为一款通用型稳压二极管，以5.6V核心稳压值、1W耗散功率、LL-41紧凑封装为核心，覆盖中小功率电路的稳压、基准、保护等需求，是电子设计中常用的基础器件，适合工业、消费、通信等多领域批量应用。
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