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PANJIT MMSZ5246B_R1_00301
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- PANJIT MMSZ5246B_R1_00301
- Type
- PANJIT
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- PANJIT
- Electronic Component
- MMSZ5246B_R1_00301
- Electronic Component
- 1
- Package
- SOD-123
- Electronic Component
- Zener Diode
- Electronic Component
- 0.031g
- Electronic Component
- 1
- (Zzk)
- 600Ω
- (Zzt)
- 17Ω
- Electronic Component
- BM0264484553
- Diode
- 1
- Current(Ir)
- 100nA
- Power Dissipation(Pd)
- 500mW
- Electronic Component
- 15.2V~16.8V
- Electronic Component
- 55℃~+150℃
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MMSZ5246B_R1_00301 产品概述
一、简介
MMSZ5246B_R1_00301 是强茂（PANJIT）推出的一款高可靠性小功率稳压二极管，标称稳压值为 16V，采用平面芯片结构并封装于 SOD-123 表面贴装封装。器件设计用于小功率稳压和电压钳位场合，兼顾自动化贴装和环保要求，适合现代电子制造工艺。
二、主要电气参数与含义
- 稳压值（标称）：16V，规定范围 15.2V ~ 16.8V，适合需要 16V 参考或钳位点的电路。
- 最大耗散功率 Pd：500mW。在 25℃ 条件下，器件最大通过的稳压电流 Iz(max) ≈ Pd / Vz = 0.5W / 16V ≈ 31.25mA，实际使用时应留有裕量并考虑温度降额。
- 反向漏电流 Ir：100nA，低漏电流有利于提高低电源电流环境下的稳压精度。
- 阻抗：Zzt = 17Ω（测试点小信号阻抗），有利于在工作电流附近获得较好稳压性能；Zzk = 600Ω（低电流台阶阻抗），影响器件在微小电流时的“膝点”特性。
- 工作结温范围：-55℃ ~ +150℃，适应宽温度环境要求。
三、封装与工艺优势
SOD-123 小外形封装便于高密度 PCB 设计和自动化贴装流程，平面芯片结构使器件具有良好的批量一致性。符合欧盟 RoHS 2.0 的无铅规范，并采用符合 IEC 61249 标准的绿色模塑材料，满足环保与可靠性要求。
四、热管理与使用建议
尽管器件标称 Pd 为 500mW，但实际使用应注意以下几点：
- 避免长期在最大耗散功率下工作，推荐留有安全裕度并根据实际环境温度降额使用。
- PCB 布局时可通过增加焊盘/铜箔面积改善散热，短走线并靠近接地或电源大铜箔以降低结-环境热阻。
- 外加串联限流电阻时，按 R = (Vin - Vz) / Iz 计算，且 Iz 不应超过 Iz(max)。在瞬态或脉冲情况下注意峰值功耗。
五、典型应用场景
- 低功耗电路的参考稳压与基准电源
- 电源线的过压钳位与瞬态保护（在合理功率范围内）
- 模拟与数字系统中的电压基准、偏置网络
- 工业控制、消费电子及通信设备中需 16V 稳压的局部电路
六、订购信息与合规性
品牌：PANJIT（强茂）；封装：SOD-123；型号：MMSZ5246B_R1_00301。器件为 RoHS 2.0 无铅产品，绿色模塑材料符合 IEC 61249。购买与设计时请参考厂家完整数据手册获取更详细的电气特性曲线、最大额定值及推荐焊接工艺参数。
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