Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
MDD SMAJ26A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MDD SMAJ26A
- Type
- MDD
- Minimum package
- 5000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MDD
- Electronic Component
- SMAJ26A
- Electronic Component
- 1
- Package
- DO-214AC(SMA)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.1g
- Electronic Component
- 1
- Electronic Component
- BM0258755364
- Operating Temperature
- 65℃~+150℃
- Voltage
- 42.1V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 31.9V
- 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.
产品概述：SMAJ26A TVS二极管
一、基本信息
SMAJ26A是一款高性能的瞬态电压抑制二极管（TVS），采用DO-214AC封装，广泛应用于各类电子设备的静电和浪涌保护。该产品在极端工作条件下展现出优异的性能，能够有效保护敏感元件免受瞬时电压尖峰的损害。
二、技术参数
SMAJ26A的主要技术参数如下：
- 击穿电压 (VBR)：31.9V
- 反向截止电压 (Vrwm)：26V
- 反向漏电流 (Ir)：1μA
- 峰值脉冲功率 (Ppp)：400W
- 峰值脉冲电流 (Ipp)：9.5A
- 最大钳位电压：42.1V
- 工作温度范围：-65℃至+150℃
以上参数表明，SMAJ26A具备出色的电压调节能力，能在峰值电流出现的瞬时保护敏感电子元件，确保它们在电压变化激烈的环境中保持安全运行。
三、工作原理
TVS二极管的工作原理是当电压超过其击穿电压时，二极管会迅速导通，将瞬态电压“钳位”到一个安全水平，阻止过高的电压进入到电路中。SMAJ26A具有单向导电特性，这意味着它只在正向电压过高时导通，适合用于保护正向电流使用的电路。
四、应用场景
SMAJ26A被广泛应用于各类电子产品中，尤其是在以下场景中效果显著：
- 消费电子：如智能手机、平板电脑、家用电器等，对静电和浪涌电流的防护需求非常高。
- 通信设备：在高频率和高速信号传输的系统中，防止信号干扰和浪涌造成的设备损伤。
- 汽车电子：随着电气化程度的提高，汽车内部的电子设备对电压保护要求日益增强，SMAJ26A可有效提升汽车安全性能。
- 工业自动化：在复杂的工控环境中，强电磁干扰和瞬态电压风险必须得到防护，确保设备的持续稳定运行。
五、优势特点
- 高峰值脉冲功率：400W的功率承受能力使其能轻松应对短时高能量浪涌。
- 低漏电流：在正常工作情况下，只有1μA的反向漏电流，保证了电路的高效能和低功耗。
- 宽工作温度范围：从-65℃到+150℃的广泛温度适应性，使其能够在极端环境中稳定工作。
- 小型封装：DO-214AC型小型封装节省了电路板空间，同时使集成更加灵活。
六、结论
SMAJ26A TVS二极管是一款卓越的静电和浪涌保护器件，凭借其优异的技术参数和广泛的应用领域，为各种电子产品的安全运行提供了全面的保护。无论是在消费电子、通信设备，还是在汽车电子和工业自动化领域，SMAJ26A都能够有效防阻止瞬态电压的损害，确保设备的稳定性和可靠性。在电子设计中选择适当的保护元件，是保护产品性能和延长使用寿命的重要组成部分，而SMAJ26A无疑是一个值得信赖的选择。
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.
