WMSIC Electronic Components

TWGMC ES2J Fast Recovery Rectifier ES2J

ModelES2J
PackageSMA(DO-214AC)
BrandTWGMC
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
TWGMC ES2J
Type
TWGMC
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TWGMC
Electronic Component
ES2J
Electronic Component
1
Package
SMA(DO-214AC)
Electronic Component
Fast Recovery / High-Efficiency Diode
Electronic Component
0.1g
Electronic Component
1
Electronic Component
BM0228587146
Current
2A
Diode
1
Current(Ir)
5uA
(Vf)
1.68V@2A
Electronic Component
55℃~+150℃
Electronic Component
Electronic Component
Electronic Component
2000

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

ES2J 快恢复整流二极管(SMA/DO-214AC)产品概述

一、产品简介

ES2J 是 TWGMC(台湾迪嘉)系列中的独立式快恢复整流二极管,采用标准 SMA(DO-214AC)封装。该器件设计用于开关电源、逆变器与电机驱动等需在高压、高速开关环境下进行整流或钳位的应用,兼顾较高的平均整流电流能力与短的反向恢复时间,适合需要效率与可靠性平衡的工业与消费电子场景。

主要参数概览:

  • 封装:SMA (DO-214AC)
  • 直流平均正向电流:2 A
  • 正向压降 Vf:1.68 V @ 2 A
  • 直流反向耐压 Vr:600 V
  • 反向电流 Ir:5 μA(在规定的 Vr 条件下)
  • 反向恢复时间 Trr:35 ns
  • 非重复峰值浪涌电流 Ifsm:50 A
  • 工作结温范围:-55 ℃ 至 +150 ℃

二、主要特性与优势

  • 高耐压:600 V 的反向耐压使 ES2J 能在中高压整流与阻断应用中可靠工作,适合工业电源与光伏逆变等场合。
  • 快恢复特性:约 35 ns 的反向恢复时间有助于降低开关损耗与开关过冲,改善系统效率并减小电磁干扰(EMI)产生。
  • 良好的浪涌承受力:50 A 的非重复峰值浪涌电流能力能应对短时启动或故障时出现的冲击电流。
  • 紧凑标准封装:SMA(DO-214AC)封装兼顾功耗散与空间占用,易于自动贴装与回流焊工艺。

三、典型应用场景

  • 开关电源(SMPS)次级整流
  • 电机驱动与逆变器中的快恢复整流
  • 功率因数校正(PFC)电路
  • 续流二极管与钳位二极管应用
  • 光伏逆变/整流子系统、高压电源模块

四、电气与热性能要点

  • 正向压降 Vf 在 2 A 工作点约为 1.68 V,设计时需将该压降乘以工作电流以估算器件损耗,并配合良好散热措施进行热设计。
  • 设备的结温允许范围为 -55 ℃ 至 +150 ℃,但长期可靠性建议参考厂方结温-寿命曲线并在实际使用中进行适当降额(derating)。
  • 反向电流 Ir 为 5 μA(典型/最大值受温度与电压影响),在高温与高反向电压条件下漏电会增加,应在电路设计中予以考虑。
  • 反向恢复时间较短,可减少开关节点的能量回收与尖峰,但在高速切换应用仍需配合适当的缓冲或 RC、RCD 吸收措施以控制应力。

五、封装与装配建议

  • SMA(DO-214AC)为常用的表面贴装封装,尺寸与焊盘设计可参照 SMA 标准封装资料或厂方机械数据表;合适的铜焊盘面积与接地/散热铜箔有助于降低结-周围温度(Tj)。
  • 推荐使用标准回流焊工艺进行贴装,避免手工焊接对封装及内层结构带来应力。严格控制焊接温度曲线、峰值时间和时间累积,以免影响器件性能。
  • 为保证长期可靠性,焊点应完整、无冷焊、无残留污染物,且应在合适的热阻预算内设计散热路径。

六、可靠性与使用注意

  • 在高温或高应力工况下应进行适当的电流降额与热管理,避免长期在极限结温运行,延长器件寿命。
  • 板级布局时应使大电流回路短且宽,减小寄生电感;开关节点附近建议采用适当的吸收/缓冲网络以减小电压尖峰。
  • 储存与搬运应避免潮湿与机械冲击,若进行回流焊前已超过厂方建议的抗湿时间,应进行烘烤处理(详见厂方湿敏等级说明)。

七、总结

ES2J(TWGMC)以其 600 V 耐压、2 A 整流能力、短 Trr 以及 SMA 紧凑封装,适合需要快速恢复与中高压整流的电源与驱动系统。设计时应重点考虑正向损耗与热管理、反向漏电与开关应力控制,以保证器件在系统中的稳定与长期可靠运行。需要更详细的机械尺寸、温升曲线及可靠性试验数据时,请参考厂方完整数据手册或联系供应商获取原始资料。

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.