WMSIC Electronic Components

MDD US3MC

ModelUS3MC
PackageSMC/DO-214AB
BrandMDD
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MDD US3MC
Type
MDD
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MDD
Electronic Component
US3MC
Electronic Component
1
Package
SMC/DO-214AB
Electronic Component
Fast Recovery / High-Efficiency Diode
Electronic Component
0.335g
Electronic Component
1
Electronic Component
BM0264463817
Current
3A
Diode
1
Current(Ir)
5uA@1kV
(Vf)
1.68V@3A
Electronic Component
55℃~+150℃
Electronic Component
Electronic Component
Electronic Component
3000

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

US3MC 超快恢复二极管产品概述

一、产品简介

US3MC 是一款由 MDD 品牌推出的超快恢复二极管,采用独立式二极管配置,封装形式为 SMC(DO-214AB)。该产品以其卓越的性能和可靠性,广泛应用于各种高效率电源、开关电源、逆变器、电机驱动等电子设备中。US3MC 以其超快的反向恢复时间、低正向压降和高反向耐压等特点,成为市场上备受青睐的快恢复/高效率二极管之一。

二、主要特性

  1. 超快反向恢复时间(trr):75ns US3MC 的反向恢复时间仅为 75 纳秒,这一特性使其在高频开关应用中表现出色。快速的反向恢复时间有助于减少开关损耗,提高整体系统效率,特别适用于高频开关电源和逆变器等需要快速切换的应用场景。

  2. 低反向电流(Ir):5μA@1kV 在 1kV 的反向电压下,US3MC 的反向电流仅为 5 微安。这种低反向电流特性有助于减少漏电流,提高系统的能效,尤其是在高电压应用中,能够有效降低功耗,延长设备的使用寿命。

  3. 高整流电流:3A US3MC 能够承受高达 3 安培的整流电流,这使得它能够处理较大的电流负载,适用于各种中高功率应用。无论是电源转换还是电机驱动,US3MC 都能提供稳定可靠的电流处理能力。

  4. 低正向压降(Vf):1.68V@3A 在 3 安培的电流下,US3MC 的正向压降仅为 1.68 伏特。低正向压降意味着在导通状态下,二极管的功耗较低,从而减少了热损耗,提高了系统的整体效率。这一特性使得 US3MC 在高效能电源设计中具有显著优势。

  5. 高直流反向耐压(Vr):1kV US3MC 的直流反向耐压高达 1 千伏,这一高耐压特性使其能够承受较高的反向电压,适用于高压应用环境。无论是在工业电源还是高压逆变器中,US3MC 都能提供可靠的电压保护,确保系统的稳定运行。

  6. 宽工作温度范围:-55℃~+150℃(Tj) US3MC 的工作温度范围广泛,从 -55℃ 到 +150℃(结温),使其能够在极端温度环境下稳定工作。这一特性使得 US3MC 适用于各种恶劣环境下的应用,如工业自动化、汽车电子、航空航天等领域。

三、封装与尺寸

US3MC 采用 SMC(DO-214AB)封装,这种封装形式具有紧凑的尺寸和良好的散热性能,适用于高密度 PCB 布局。SMC 封装的尺寸为 5.38mm x 3.68mm x 2.38mm,便于在空间受限的设计中使用,同时也能有效散热,确保二极管在高功率应用中的可靠性。

四、应用领域

  1. 开关电源 US3MC 的超快恢复时间和低正向压降使其成为开关电源中的理想选择。它能够有效减少开关损耗,提高电源效率,适用于各种 AC-DC 和 DC-DC 转换器。

  2. 逆变器 在逆变器应用中,US3MC 的高反向耐压和低反向电流特性能够确保系统在高电压环境下的稳定运行,同时减少能量损耗,提高逆变器的整体效率。

  3. 电机驱动 US3MC 的高整流电流和低正向压降使其适用于电机驱动电路。它能够提供稳定的电流输出,减少电机驱动过程中的能量损耗,提高电机的运行效率。

  4. 工业电源 在工业电源应用中,US3MC 的宽工作温度范围和高可靠性使其能够在恶劣环境下稳定工作,确保工业设备的持续运行。

  5. 汽车电子 US3MC 的高耐压和低反向电流特性使其适用于汽车电子中的各种电源管理电路,如车载充电器、DC-DC 转换器等,能够提高汽车电子系统的效率和可靠性。

五、总结

US3MC 超快恢复二极管以其卓越的性能和可靠性,成为高效率电源、开关电源、逆变器、电机驱动等应用中的理想选择。其超快的反向恢复时间、低正向压降、高反向耐压和宽工作温度范围,使其在各种严苛的应用环境中表现出色。无论是工业自动化、汽车电子还是航空航天领域,US3MC 都能提供稳定可靠的解决方案,帮助客户实现高效能、高可靠性的系统设计。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

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.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

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.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.