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.
DTC015EMT2L 是 ROHM(罗姆)出品的一款预偏置(pre‑biased)NPN 晶体管,采用超小型 SOT‑723(3‑pin VMT)封装,专为数字电路中的开关、驱动与接口功能设计。器件具有50V的集射极击穿电压(Vceo)、150mW 的最大耗散功率和较高的直流电流增益(hFE=80@Ic=5mA、Vce=10V),适合在空间受限且需要可靠开关性能的场合使用。
注:器件描述中亦见“100mA”的短时或峰值电流信息,针对短脉冲能力建议参照 ROHM 官方数据手册确认具体脉冲极限与脉冲宽度条件,设计时以连续额定 Ic=20mA 和 Pd=150mW 为保守依据。
SOT‑723(3‑pin VMT)为超小型贴片封装,体积小、引脚间距紧凑,适用于高密度 PCB 布局。预偏置设计在晶体管的基极与输入端之间集成了限流/偏置电阻,简化外围电路,无需额外基极电阻即可直接由逻辑电平驱动(但仍需关注输入电平和所需基极电流以避免超出内部电阻承受能力)。该封装易于自动贴装与回流焊接,适用于消费类电子、便携设备、通信模块等对尺寸和自动化装配有严格要求的产品。
DTC015EMT2L 以其预偏置设计、50V 的耐压能力、较高的 hFE 以及超小 SOT‑723 封装,适合用于空间受限且对数字开关与驱动有可靠性要求的应用场合。设计时重点关注 Pd 与连续 Ic 的降额、输入驱动与内部偏置匹配以及封装散热条件,必要时参照 ROHM 官方数据手册获取更详细的极限、脉冲规格与典型参数以确保长期稳定可靠运行。
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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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