WMSIC Electronic Components

TOREX XBS304S19R-G Schottky Diode XBS304S19R

ModelXBS304S19R-G
PackageSMA
BrandTOREX
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

20 specifications

Core information

Product name
TOREX XBS304S19R-G
Type
TOREX
Unit
Electronic Component
Minimum package
2000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
TOREX
Electronic Component
XBS304S19R-G
Electronic Component
1
Package
SMA
Electronic Component
Schottky Diode
Electronic Component
0.105g
Electronic Component
1
Electronic Component
BM0230061358
Current
3A
Diode
1
Current(Ir)
15uA@40V
(Vf)
465mV@3A
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.

XBS304S19R-G 肖特基二极管产品概述

一、核心身份与品牌依托

XBS304S19R-G是日本特瑞仕(TOREX)推出的低压降肖特基二极管,定位为中等功率低压整流场景的高效器件。特瑞仕作为专注电源管理与功率器件的知名厂商,以“高可靠性、低损耗、小体积”为核心设计理念,该型号延续了品牌在功率器件领域的工艺优势,针对消费电子、小型电源等应用的能效与空间需求优化,是同类产品中性价比突出的选型之一。

二、关键电气参数解析

该型号的核心参数围绕“低损耗、高可靠”设计,具体解析如下:

  1. 低正向压降(Vf):在额定电流3A下,正向压降仅为465mV,显著低于传统肖特基二极管的典型值(通常500mV以上)。这一特性直接降低了导通损耗,例如3A负载下,单支器件可节省约1.05W功耗,提升电源转换效率约2%~3%,适合对能效要求较高的低压系统。
  2. 直流反向耐压(Vr):额定反向耐压40V,满足多数低压直流系统(如5V、12V输出)的反向截止需求,避免因反向电压击穿导致器件损坏,适配常见消费电子与小型电源的电压范围。
  3. 额定整流电流:连续直流整流电流为3A,可稳定承载中等功率负载的电流需求(如12V/3A电源适配器),覆盖小型LED驱动、车载辅助电源等应用场景。
  4. 反向漏电流(Ir):在40V反向电压下,漏电流仅15μA,远低于同类产品的平均水平(通常50μA以上)。反向截止时功耗极低,进一步提升了系统的整体效率与待机可靠性。
  5. 浪涌电流耐受:非重复峰值浪涌电流(Ifsm)达60A,可有效承受开机瞬间、负载突变等场景下的瞬间大电流冲击(持续时间<10ms),减少器件因浪涌损坏的概率,增强系统稳定性。

三、封装形式与适用场景

该型号采用SMA封装(DO-214AC标准贴片封装),具有三大适配优势:

  • 体积小巧:尺寸仅为2.7mm×1.7mm×1.1mm,是传统插件封装的1/3左右,适合便携式设备、小型电源的高密度PCB设计;
  • 贴装便捷:贴片式封装支持自动化生产,降低人工成本与焊接误差,适配批量制造需求;
  • 散热适配:封装结构可通过PCB铜箔有效散热,满足3A连续电流下的热管理需求(建议预留≥10mm²铜箔辅助散热)。

典型应用场景:

  1. 消费电子:手机充电器、移动电源的整流电路(将交流转为5V/12V直流);
  2. 小型电源适配器:笔记本电脑、路由器等设备的辅助电源整流;
  3. LED驱动电源:低压LED灯带、小型照明设备的整流环节;
  4. 车载电子:12V辅助电源的整流与续流(如车载充电器、行车记录仪电源);
  5. 工业控制:小型PLC、传感器模块的低压电源整流。

四、性能优势与价值体现

  1. 效率提升:低Vf设计使导通损耗减少约10%,长期使用可降低系统能耗,尤其适合电池供电的便携式设备;
  2. 可靠性保障:低漏电流与高浪涌耐受能力,减少了器件失效风险,延长系统使用寿命(典型MTBF可达10万小时以上);
  3. 体积优化:SMA封装助力设备小型化、轻薄化,适配当前消费电子“轻、薄、小”的设计趋势;
  4. 成本平衡:在保证高性能的前提下,适配中小功率应用的成本预算,性价比优于同类进口品牌。

五、选型与使用注意事项

  1. 电压电流匹配:应用时需确认系统最大反向电压不超过40V,连续工作电流不超过3A,避免过载;
  2. 浪涌限制:60A为非重复浪涌,不可用于持续大电流或重复浪涌场景(如电机启动);
  3. 散热设计:大电流工作时,需在PCB上预留足够铜箔面积,避免器件过热导致Vf上升、漏电流增加;
  4. 温度特性:肖特基二极管的反向漏电流随温度升高略有增加(典型温度系数0.1μA/℃),高温环境(>85℃)下需降额20%使用。

总结

XBS304S19R-G凭借“低损耗、高可靠、小体积”的核心特性,成为低压中等功率整流场景的优选器件,可有效提升系统效率与稳定性,适配多种消费电子与小型电源应用需求,是特瑞仕功率器件家族中极具竞争力的型号之一。

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