WMSIC Electronic Components

LGE HS1M

ModelHS1M
PackageDO-214AC(SMA)
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

19 specifications

Core information

Product name
LGE HS1M
Type
LGE
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
LGE
Electronic Component
HS1M
Electronic Component
1
Package
DO-214AC(SMA)
Electronic Component
Fast Recovery / High-Efficiency Diode
Electronic Component
0.101g
Electronic Component
1
Electronic Component
BM0230873942
Current
1A
Diode
1
Current(Ir)
5uA@1000V
(Vf)
1.7V@1A
Electronic Component
55℃~+150℃
Electronic Component
Electronic Component
Electronic Component
5000

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

HS1M 高压快速恢复整流二极管(DO-214AC / SMA)产品概述

一、概述

HS1M 是 LGE(鲁光)出品的一款高压单管整流二极管,封装为 DO-214AC(常称 SMA)。该器件定位为独立式整流元件,适用于需要 1A 持续整流电流与高反向阻断能力的电源和保护电路。产品工作结温范围为 -55℃ 至 +150℃(Tj),在高压整流和中高速开关场合具有良好的性价比。

二、主要规格与电气参数

  • 型号:HS1M(厂家:LGE / 鲁光)
  • 封装:DO-214AC(SMA)
  • 直流整流电流:1 A(连续)
  • 直流反向耐压(Vr):1000 V
  • 正向压降(Vf):1.7 V @ 1 A
  • 非重复峰值浪涌电流(Ifsm):30 A(单次浪涌)
  • 反向电流(Ir):5 μA @ 1000 V(通常为室温测得)
  • 反向恢复时间(Trr):75 ns
  • 工作结温范围(Tj):-55 ℃ ~ +150 ℃

三、关键特性解读

  • 高压耐受:1000V 的反向耐压使 HS1M 适合高压直流链路、HV 开关电源以及高压整流器应用。
  • 中等正向压降:1A 条件下 Vf≈1.7V,表明在大电流时有一定的导通损耗(1A 时约 1.7W),需注意热管理。
  • 快速恢复:75ns 的反向恢复时间优于普通慢恢复整流器件,适合中高频开关场合,但并非超高速(如MHz 级)应用的最佳选择。
  • 浪涌能力:30A 的单次峰值浪涌能力能承受开机或短时过载冲击,但不宜作为长期过载承受手段。
  • 低漏电:在 1000V 条件下 Ir≈5μA,漏电较低,有利于高压直流保持和泄漏敏感电路。

四、典型应用场景

  • 高压整流电源:如高压直流电源、倍压电路、CRT/显像管类(历史/特殊设备)等。
  • 开关电源输出整流或续流二极管(中频段)。
  • 高压保护与钳位电路:防反接、浪涌钳位。
  • 工业电源、仪器仪表高压部分的整流与保护电路。

五、封装与热管理建议

  • SMA(DO-214AC)封装尺寸小,热阻较大,器件在持续 1A 工作时产生的热量不可忽视。设计时应在 PCB 上采用充足的铜箔散热区(焊盘与散热铜皮),并将焊盘扩大以降低结到环境的热阻。
  • 若长期工作接近 1A,建议采用强制风冷或更大面积的散热铜箔,并遵循器件最大结温限制(Tj ≤150℃,建议预留余量,例如控制 Tj ≤125℃ 以提高可靠性)。

六、使用注意事项与可靠性

  • 反向漏电会随温度上升显著增加,产品数据中的 Ir 通常为室温测值,实际高温环境下需按厂家曲线估算。
  • 反向恢复过程会产生峰值反向电流与电压尖峰,配合不同负载及电感环境可能引起电磁干扰(EMI)或应力,必要时并联 RC 吸收、缓冲电路或增加抗干扰措施。
  • Ifsm 为非重复峰值浪涌能力,仅用于瞬时冲击评估,长期或重复浪涌将缩短寿命。
  • 储存与焊接时注意防潮、防静电,并按厂家建议的回流温度曲线进行焊接,避免过热影响性能与可靠性。

七、典型电路参考与选型建议

  • 若在高频 DC-DC 或开关电源中追求更低开关损耗,可考虑超快速或肖特基二极管(若电压等级允许);若必须在 1000V 级别工作且需较低 Vf,可评估更低 Vf 的替代型号或并联器件(需注意电流均流问题)。
  • 作为输出整流时,若负载是脉动大电流,建议并用合适的输出电容与滤波,以缓解二极管浪涌压力。
  • 在高压侧做反向保护时,利用 HS1M 可在不显著增加漏电情况下提供可靠防护。

八、品牌与采购提示

  • 品牌:LGE(鲁光),在询价与采购时请确认供货批次与出厂检测报告,注意与其他厂家同型号器件的参数差异。
  • 选购时核对完整数据手册(尤其是温度相关的特性曲线、最大额定值和封装尺寸),并在样机阶段进行热成像与寿命测试确认设计可行性。

总结:HS1M 是一款面向高压整流和中高速开关场合的实用器件,具有 1000V 耐压和 75ns 的快速恢复特性;在设计时应重视热管理与反向恢复带来的开关应力,并根据具体频率与效率需求权衡是否采用更低 Vf 或更高速的替代器件。

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