Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
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Technical data
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SDV2012A300C181NPTF为顺络(Sunlord)系列0805封装压敏电阻(MOV/Varistor),设计用于抑制瞬态冲击与浪涌干扰。器件标称压敏电压41.5V,钳位电压65V,额定工作电压DC 30V(AC 21.3V),峰值浪涌电流可达60A,单次能量吸收约200mJ。静态电容为180pF(1MHz,±30%)。
适合用于直流电源轨(例如24V工业/通信电源)、电源输入端、接口处的浪涌保护以及一般低频信号的防护。由于静态电容较大(180pF),不推荐用于对信号完整性要求高的高速差分接口(如USB3.0/高速以太网);若用于数据线,应优先选择低电容类型。
压敏电阻在反复承受大电流脉冲时会逐步降额或损坏,建议按应用频率与能量需求做余量设计;长期工作电压不应接近标称压敏电压;器件电容公差±30%,在高精度滤波或时序电路中需留意。更详细的温度系数、寿命与环境可靠性参数请参考顺络官方数据手册。
器件型号:SDV2012A300C181NPTF;封装:0805;品牌:Sunlord(顺络)。型号尾部的封装/包装信息请以厂家数据表为准,批量采购时建议索取最新样片并进行电路验证。
总结:SDV2012A300C181NPTF在小尺寸表贴场合提供了对24V级电源线和一般接口的有效瞬态保护,具有良好的浪涌吸收能力和便于自动贴装的封装形式;在高频敏感应用中应谨慎评估其较高的静态电容对信号的影响。
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Product sourcing intelligence
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
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.
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