WMSIC Electronic Components

Infineon SPD06N80C3

ModelSPD06N80C3
PackageTO-252-2(DPAK)
BrandInfineon
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 Electronic Component

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon SPD06N80C3
Type
INFINEON
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
SPD06N80C3
Electronic Component
1
Package
TO-252-2(DPAK)
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.481g
Electronic Component
1
Electronic Component
BM0265214634
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
83W
Electronic Component
Electronic Component
Electronic Component
2500
Voltage(Vdss)
800V

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

SPD06N80C3 产品概述

一、基本介绍

SPD06N80C3 是英飞凌(Infineon)推出的一款 800V 耐压的 N 沟场效应管(MOSFET),采用表面贴装的 TO-252-2 (DPAK) 封装。该器件面向高压、低到中等电流的开关应用,具备耐高压和中等开关能力,适合离线电源、开关电源初级开关、浪涌/吸收回路等场合。器件的典型工作温度范围为 -55℃ 至 +150℃,便于在工业环境中使用。

二、主要参数汇总

  • 类型:N 沟 MOSFET
  • 漏-源电压 Vdss:800 V
  • 连续漏极电流 Id:6 A
  • 导通电阻 RDS(on):900 mΩ @ Vgs = 10 V, Id = 3.8 A
  • 阈值电压 Vgs(th):3.9 V @ Ig = 0.25 mA
  • 总栅极电荷 Qg:41 nC @ Vgs = 10 V
  • 输入电容 Ciss:785 pF
  • 输出电容 Coss:33 pF
  • 最大耗散功率 Pd:83 W(典型条件下,需参考实际封装/散热条件)
  • 工作温度范围:-55℃ ~ +150℃
  • 封装:TO-252-2 (DPAK),表面贴装

三、特性与设计要点

  1. 高耐压能力
    800 V 的耐压等级使 SPD06N80C3 适合直接用于交流市电整流后或离线电源的高压侧开关,但高耐压往往伴随较高的导通电阻,因此在大电流连续导通场合会有较大耗散。

  2. 较高的导通电阻
    在 Vgs = 10 V 时,RDS(on) = 900 mΩ(在 3.8 A 条件下测得)。这意味着在较大持续电流下导通损耗明显(P = I^2·R)。因此更适合低到中等电流、脉冲或占空比较低的开关场合,而非作为低压大电流的主导通器件。

  3. 栅极驱动与开关性能
    总栅极电荷 Qg = 41 nC(10 V)和 Ciss = 785 pF 表明器件需要一定的驱动能量来实现快速开关。在驱动设计上建议:

    • 使用能够输出 10–12 V 的栅极驱动电路以保证靠近标称 RDS(on)。
    • 在栅极串联一个合适的阻尼电阻(例如几十欧姆,视电路测量结果调整),以抑制寄生振荡并控制开关速率,平衡开关损耗与电磁干扰(EMI)。
    • 注意 Vgs 的最大允许值(参考厂商完整数据手册),通常需避免超过 ±20 V。
  4. 热管理
    标称耗散功率 Pd = 83 W 可能是以理想散热条件(如基板或散热片良好接触)下的数值。在 DPAK 封装的实际 PCB 应用中,需要通过铺铜、通过孔和散热片来降低结到环境的热阻。实际设计中需根据结温限制和环境温度进行功率分配与热设计,必要时做热仿真或测试验证。

四、典型应用场景

  • 离线开关电源(flyback/boost 等)初级开关(适用于低到中等功率等级)
  • 高压开关/脉冲电路、浪涌/钳位电路(辅助开关或保护用)
  • 灯具镇流器与电源控制、工业电源模块、逆变辅助电路
  • 作为高压线性或限流元件(需注意功耗和散热)

五、选型与使用建议

  • 如果负载电流常态较大(超过几安培)且导通损耗是关键约束,应考虑 RDS(on) 更低的替代器件或并联多个器件(并联时需注意平衡电流与热分布)。
  • 在需要快速开关且降低开关损耗时,应评估 Qg 对驱动功率的影响,保证驱动源能提供所需电流以获得所需开关速度。
  • 对高压开关,建议在电路中加入合适的软启动、过压/过流保护以及吸收/限流网络(如 RC 吸收、TVS)以保护器件免受浪涌和能量回灌冲击。
  • PCB 布局需优先考虑热散与寄生电感控制:短的高电流回路、紧凑的驱动回路走线、尽量靠近电源回流路径布局。

六、结论

SPD06N80C3 是一款针对高压应用设计的 800 V N 沟 MOSFET,适合低至中等电流的开关场合。其 900 mΩ 的 RDS(on) 与 41 nC 的栅极电荷值提示在系统设计时需重视导通损耗、栅极驱动与散热处理。合理选择驱动方案与良好 PCB 热设计能够发挥该器件在高压小功率开关电源与保护电路中的优势。若需更详细的电气参数(如最大 Vgs、能量吸收能力、典型开关波形等),建议参考英飞凌官方完整数据手册并在目标应用中做实际测试验证。

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