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.
A0505S-2WR3是YLPTEC(易川)推出的双极性输出DC-DC电源模块,核心参数清晰适配工业级与商用场景需求:
模块直接提供±5V双路输出,无需额外设计正负电源转换电路,可直接为运算放大器、ADC/DAC、传感器信号调理电路等需要正负电源轨的器件供电,减少系统设计复杂度。
输入覆盖4.5V~5.5V,适配USB供电、5V开关电源等常见5V电源的波动范围(±10%偏差内稳定工作),无需额外稳压环节。
88%的转换效率处于同功率等级模块的优良水平,可减少模块自身发热,延长寿命;同时降低系统整体功耗,适合对能效敏感的场景(如便携式设备)。
采用SIP单列直插封装,尺寸紧凑(仅19.5×7×10mm),占用PCB空间极小,适合小型仪器、嵌入式模块、便携式设备等空间受限场景,便于快速集成到现有系统中。
结合性能特性,A0505S-2WR3主要应用于:
模块通过短路保护设计、工业级宽温认证、1.5kVrms隔离测试,确保恶劣环境下的稳定运行;1200uF的最大容性负载能力支持负载突变时的快速响应,进一步提升系统可靠性。
该模块以紧凑尺寸、双极性输出、高隔离等特性,成为需要正负电源与电气隔离场景的实用选择,适配多行业的电源设计需求。
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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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