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DIOTEC MMSZ5232B
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- DIOTEC MMSZ5232B
- Type
- DIOTEC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- DIOTEC
- Electronic Component
- MMSZ5232B
- Electronic Component
- 1
- Package
- SOD-123F
- Electronic Component
- Zener Diode
- Electronic Component
- 0.029g
- Electronic Component
- 1
- (Zzt)
- 11Ω
- Electronic Component
- BM0228685094
- Diode
- 1
- Current(Ir)
- 5uA@3V
- Power Dissipation(Pd)
- 500mW
- Electronic Component
- 5.32V~5.88V
- Electronic Component
- 50℃~+150℃
- 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.
MMSZ5232B 5.6V 稳压二极管 产品概述
一、产品概述
MMSZ5232B 为 DIOTEC（德欧泰克）系列小功率稳压二极管，标称稳压值 5.6V，耗散功率 500mW，适用于低功耗稳压、浪涌钳位和参考电压源等场合。器件采用 SOD-123F 小体积封装，适合表面贴装(SMD)工艺，便于批量生产与空间受限电路板的布局。
二、主要特性
- 标称稳压值：5.6V（典型）
- 稳压范围：5.32V ~ 5.88V（工厂分选或典型偏差）
- 反向电流 Ir：5 μA @ 3V
- 阻抗 Zzt：11 Ω（低频动态阻抗，体现稳压性能）
- 最大耗散功率 Pd：500 mW（在规定散热条件下）
- 工作结温范围：-50 ℃ ～ +150 ℃
三、电气参数与性能说明
稳压二极管在反向工作区（Vz）提供近似恒定电压。MMSZ5232B 在小电流条件下（如几微安至数毫安）表现稳定，Zzt=11 Ω 表示在测试条件下的动态阻抗，动态阻抗越小稳压越精确。Ir 指在低电压下的反向漏流，Ir=5 μA@3V 表明器件在偏低反向电压时漏流较小，适用于精密微功耗电路。
四、封装与引脚
- 封装：SOD-123F（表贴小封装）
- 引脚：双端极性，安装时注意极性标识（阴极/阳极方向）。SOD-123F 有利于热扩散，但在大功率耗散场景需考虑 PCB 铜箔面积以提升散热能力。
五、典型应用
- 低功耗基准电压源与电压钳位
- 电源浪涌抑制与电压过冲保护
- 便携式设备与传感器供电管理
- 参考电压源、测试与测量电路
六、使用与焊接注意事项
为保证额定 Pd，建议在 PCB 设计时扩大阴极或阳极侧的铜箔面积以改善散热；回流焊温度与时间应遵循 SOD-123F 焊接规范，避免过热导致器件热应力。安装时注意极性并留有足够的稳压电阻以限制电流，防止超过最大耗散功率。
七、热与可靠性说明
500 mW 为在规定环境和焊接条件下的最大耗散功率。工作时应计算结温上升并保证在 Tj ≤ +150 ℃ 范围内。长期可靠性与稳压精度受结温、功耗及环境湿热影响，必要时进行降额设计。
八、选型与采购建议
选择时确认稳压范围与系统允许的误差匹配；若需要更低噪声或更高功率，应考虑更高 Pd 或更低 Zzt 的型号。订购时注明型号 MMSZ5232B、品牌 DIOTEC（德欧泰克）、封装 SOD-123F，以确保与物料管控一致。
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