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
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XC6219B362MR 是友台半导体(UMW)推出的一款高可靠性线性稳压器,针对便携与低功耗系统设计。器件为正极单通道输出,标准输出电压为 3.6V(市场上亦有可调版本以满足不同电压需求),最大连续输出电流 300mA。工作电压范围覆盖到 7V,工作温度范围为 -40℃ 到 +85℃,适合工业级与消费类电子应用。
SOT-23-5 小封装带来紧凑布局优势,典型引脚包括输入(VIN)、输出(VOUT)、地(GND)、使能(EN)与旁路/检测引脚(视具体版本而定)。建议在 VIN 与 GND 之间并联合适的输入旁路电容,VOUT 端放置低 ESR 输出电容以稳定环路。
为保证稳压器性能,建议采用靠近器件的输入与输出旁路电容,并保证良好散热的 PCB 走线与 GND 平面。使能脚应保证在电源上升沿有明确的逻辑电平,以避免输出不稳定。考虑到过流保护响应,设计时注意负载启动浪涌与短路识别,必要时在输出侧加限流电阻或使用软启动电路。
器件内置过流保护,有利于发生短路或负载突变时保护器件与下游电路。-40℃~+85℃ 的工作温度覆盖常见工业与民用环境。SOT-23-5 封装要求在高功耗条件下做好散热设计,避免长期热应力影响寿命。
XC6219B362MR 以小封装、低静态电流与使能、过流保护等特性,为需要稳定 3.6V 电源且空间受限、功耗敏感的应用提供了一种可靠的线性稳压解决方案。设计时关注输入/输出去耦与散热布局,可充分发挥该器件在系统电源管理中的优势。
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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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