WMSIC Electronic Components

LGE DSK310

ModelDSK310
PackageSOD-123FL
BrandLGE
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

18 specifications

Core information

Product name
LGE DSK310
Type
LGE
Minimum package
3000

Technical parameters

Electronic Component
LGE
Electronic Component
DSK310
Electronic Component
1
Package
SOD-123FL
Electronic Component
Schottky Diode
Electronic Component
0.041g
Electronic Component
1
Electronic Component
BM0265374526
Current
3A
Diode
Electronic Component
Current(Ir)
500uA@100V
(Vf)
850mV@3A
Electronic Component
50℃~+150℃
Electronic Component
3000
Voltage Rating(Vr)
100V

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

DSK310 肖特基二极管产品概述

一、产品核心定位与应用场景

DSK310是鲁光电子(LGE)推出的小封装表面贴装肖特基二极管,针对中低电压、中等电流的整流场景设计,核心优势在于平衡了「低正向压降、小体积封装」与「宽温可靠性」,可广泛应用于消费电子、小型电源、LED驱动等领域。其3A连续整流电流、100V反向耐压的参数组合,精准匹配了小功率设备对「高效、紧凑、稳定」的核心需求,避免了大电流器件的体积冗余与小电流器件的性能不足。

二、关键性能参数详解

DSK310的核心参数围绕「低损耗、高可靠性」优化,具体如下:

  1. 正向压降(Vf):850mV@3A
    肖特基二极管的低正向压降是减少导通损耗的关键,DSK310在额定3A电流下仅需850mV压降,较部分同规格器件降低约50-100mV,可有效减少整流过程中的发热,提升电源转换效率(小功率应用中效率提升可达1-2%)。
  2. 直流反向耐压(Vr):100V
    100V反向耐压满足大多数中低压应用(如12V/24V系统)的需求,且预留合理裕量(实际降额至80V以内使用可进一步提升可靠性),避免反向击穿风险。
  3. 整流电流(If):3A
    连续3A电流能力,可稳定支撑小功率电源(如5V/3A适配器)、LED驱动(如10W以内LED串)的持续工作,无需并联多颗器件,简化电路设计。
  4. 反向漏电流(Ir):500uA@100V
    500uA反向漏电流处于同规格器件优良水平,低漏电流可减少反向截止时的功率损耗,高温环境(如结温125℃)下仍保持稳定,避免器件过热老化。
  5. 工作结温范围:-50℃~+150℃
    宽温范围覆盖户外设备(如太阳能小灯)、工业控制(如车间电源)的极端环境,无需额外散热或温度补偿电路,降低系统成本。

三、封装与可靠性设计

DSK310采用SOD-123FL表面贴装封装,具备以下优势:

  1. 小体积高密度:封装尺寸紧凑(典型值2.5mm×1.6mm×1.0mm),适合高密度PCB布局(如手机充电器、路由器),可节省约30%的PCB面积。
  2. 优化热传导:采用高导热材料与合理引脚设计,有效降低热阻(典型RθJA≈50℃/W),快速将3A电流下的热量传导至PCB,避免结温过高。
  3. 可靠性保障:封装经抗振动、抗冲击测试,适应运输与实际使用中的机械应力;符合RoHS无铅环保标准,满足全球市场环保要求。

四、品牌与品质保障

鲁光电子(LGE)作为国内功率半导体厂商,具备完整产业链,DSK310品质管控贯穿全流程:

  1. 批次一致性:标准化生产工艺确保每批次参数偏差≤5%,适合批量采购与生产。
  2. 认证支持:通过ISO9001质量管理体系认证,部分批次可提供AEC-Q101(汽车级)认证(定制需求),满足工业与汽车电子高可靠性要求。
  3. 售后支持:提供技术咨询与样品测试服务,针对客户场景给出定制化降额建议。

五、典型应用示例

DSK310在以下场景表现突出:

  1. 小功率电源适配器:5V/3A手机充电器、12V/2A机顶盒电源,低Vf减少发热,小封装适配紧凑外壳。
  2. LED驱动电路:10W以内LED球泡灯、太阳能庭院灯,3A电流满足多颗LED串整流需求,宽温适应户外环境。
  3. 消费电子主板:路由器、智能音箱电源模块,替代多颗小电流二极管,简化高密度PCB布局。
  4. 小型工业电源:车间监控设备、小型PLC辅助电源,宽温范围与低损耗提升系统稳定性。

整体来看,DSK310是一款「性能均衡、应用广泛」的肖特基二极管,既满足小功率设备对高效紧凑的需求,又具备宽温可靠性与品牌品质保障,是替代进口同规格器件的高性价比选择。

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