Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
PANJIT MMSZ5231B_R1_00301
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- PANJIT MMSZ5231B_R1_00301
- Type
- PANJIT
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- PANJIT
- Electronic Component
- MMSZ5231B_R1_00301
- Electronic Component
- 1
- Package
- SOD-123
- Electronic Component
- Zener Diode
- Electronic Component
- 0.031g
- Electronic Component
- 1
- (Zzk)
- 1.6kΩ
- (Zzt)
- 17Ω
- Electronic Component
- BM0264544583
- Diode
- 1
- Current(Ir)
- 5uA@2V
- Power Dissipation(Pd)
- 500mW
- Electronic Component
- 4.85V~5.36V
- 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.
MMSZ5231B_R1_00301 稳压二极管产品概述
一、品牌与封装信息
MMSZ5231B_R1_00301由台湾强茂电子（PANJIT）生产，强茂作为半导体器件领域的专业制造商，其稳压二极管以高一致性、低损耗著称，产品覆盖消费电子、工业控制等多领域。该器件采用SOD-123表面贴装封装，尺寸紧凑（典型封装尺寸约2.5×1.3×1.0mm），适配自动化贴片生产线，同时能有效节省PCB空间，特别适合对体积有严格要求的便携设备、小型电子模块。
二、核心电性能参数解析
该稳压二极管的参数针对低功耗、宽适配场景优化，关键指标如下：
- 稳压值范围：标称稳压值为5.1V，实际工作范围4.85V~5.36V，覆盖常见5V逻辑电路的供电稳压需求，公差范围符合工业级标准，可兼容不同负载下的电压波动；
- 反向漏电流（Ir）：反向偏置2V时漏电流仅5uA，远低于多数同类产品的10uA阈值，低漏电流特性可显著降低待机功耗，适合电池供电的便携设备；
- 耗散功率（Pd）：最大耗散功率500mW，在典型工作电流（约100mA）下可稳定工作，无需额外散热设计，满足中小功率电路稳压需求；
- 动态阻抗：测试电流下阻抗Zzt=17Ω，反向击穿前阻抗Zzk=1.6kΩ，低动态阻抗意味着负载变化时稳压值波动极小，稳压性能优异，尤其适合对电压精度要求较高的模拟电路。
三、典型应用场景
凭借小尺寸、低功耗、宽稳压范围的特点，该器件广泛应用于：
- 消费电子：智能手机、平板电脑的电源管理模块（PMIC）辅助稳压，耳机、智能手环的低功耗电路供电；
- 小型家电：遥控器、智能插座、加湿器的控制板稳压，避免电压波动导致的电路误触发；
- 工业控制：传感器模块（温度、压力传感器）的参考电压源，PLC辅助电路稳压；
- 汽车电子：车载USB接口、仪表盘辅助电路的低功耗稳压（适配-55℃~+150℃结温范围）。
四、可靠性与环境适应性
该器件的可靠性指标满足工业级应用要求：
- 宽温工作范围：结温覆盖-55℃~+150℃，适配极寒（北方户外设备）、高温（汽车发动机舱附近）等极端场景；
- 封装可靠性：SOD-123封装采用耐高温环氧树脂，可承受260℃回流焊温度，抗振动、抗冲击性能符合IEC 60068标准；
- 参数一致性：强茂生产工艺确保批次间稳压值、漏电流偏差极小，减少终端产品调试成本。
五、选型优势总结
对比同类同规格稳压二极管，MMSZ5231B_R1_00301的核心优势在于：
- 低功耗：5uA反向漏电流远低于竞品，适合电池供电设备；
- 宽温适配：-55℃~+150℃结温范围覆盖更多极端场景；
- 高稳压精度：17Ω动态阻抗确保电压波动极小，适合模拟电路；
- 供应链稳定：强茂产能充足，交期可控，降低终端产品备货风险。
该器件是中小功率稳压场景的高性价比选择，尤其适合对体积、功耗、可靠性有综合要求的电子设计。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
