Model & package intelligence
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PANJIT MMSZ5241A_R1_00001
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- PANJIT MMSZ5241A_R1_00001
- Type
- PANJIT
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- PANJIT
- Electronic Component
- MMSZ5241A_R1_00001
- Electronic Component
- 1
- Package
- SOD-123
- Electronic Component
- Zener Diode
- Electronic Component
- 0.031g
- Electronic Component
- 1
- (Zzk)
- 600Ω
- (Zzt)
- 22Ω
- Electronic Component
- BM0227282158
- Diode
- 1
- Current(Ir)
- [email protected]
- Power Dissipation(Pd)
- 500mW
- Electronic Component
- 10.78V~11.22V
- Electronic Component
- 50℃~+150℃
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MMSZ5241A_R1_00001 产品概述
一、产品简介
MMSZ5241A_R1_00001 为 PANJIT（强茂）品牌的独立式稳压二极管，封装为 SOD-123。标称稳压值为 11V，公差范围为 10.78V ~ 11.22V，适用于低功耗、小体积的稳压与电压钳位应用。器件工作结温范围宽 (-50℃ ~ +150℃)，适合工业级与消费电子中对温度适应性有要求的场合。
二、主要电气参数
- 稳压值（标称）：11V；范围：10.78V ~ 11.22V
- 反向电流 Ir：3μA @ 8.4V（反向小电流条件下的漏泄电流指标）
- 最大耗散功率 Pd：500mW（SOD-123 封装的稳态功耗限制）
- 动态阻抗 Zzt：22Ω（在测试工作电流下的交流阻抗，影响稳压精度）
- 阻抗 Zzk：600Ω（在 knee 区域的小电流下阻抗较高）
- 工作结温：-50℃ ~ +150℃
三、性能特点
- 小体积封装（SOD-123），便于表面贴装与自动化加工。
- 低反向漏电流，有利于节能或对漏电敏感的电路。
- 适中稳压阻抗（Zzt 22Ω），在中等电流范围内能提供稳定的参考电压。
- 宽温度工作范围，适合工业环境使用。
- 半瓦级功耗适用于小信号稳压、参考及钳位用途，但需注意热管理。
四、典型应用场景
- 低功耗电源的局部稳压与基准电压源（需串联限流电阻）。
- 信号线或电源的浪涌/过压钳位保护（配合合适的限流与抑制元件）。
- 模拟电路的参考电压、偏置电路及小功率负载的稳压。
- 工业控制、电池供电设备与便携仪器的过压保护与稳压。
五、使用建议与注意事项
- 热管理：Pd 为 500mW，实际应用中请根据 PCB 布局、铜箔面积及环境温度进行热降额设计，避免长期接近最大耗散导致结温过高。
- 限流设计：稳压二极管工作时需与串联电阻配合，保证在最大输入电压与最坏工况下电流不超过允许值，并在稳态下使二极管功耗小于 Pd。
- 动态性能：Zzt 值表明在工作电流变化时输出电压会有相应波动，若需更高精度参考，请参考更低阻抗或有专用基准源的器件。
- 漏电与温度：反向电流会随温度上升而增加，精密应用中需考虑温漂影响并在设计中留有裕度。
- 储存与焊接：遵循 SMD 器件的回流焊工艺规范，防潮包装与再流温度限制以保证可靠性。
六、总结
MMSZ5241A_R1_00001 是一款适合小功率稳压与钳位应用的 11V 稳压二极管，封装紧凑、工作温度范围宽、漏电小，适用于工业与消费类产品中的电压基准与保护电路。选用时应重视功耗限值及散热设计，按实际工况合理选配串联电阻与 PCB 散热方案，以确保器件在可靠、安全的条件下长期稳定工作。
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