WMSIC Electronic Components

Infineon IPD80R900P7

ModelIPD80R900P7
PackageTO-252-3
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon IPD80R900P7
Type
INFINEON
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
INFINEON
Electronic Component
IPD80R900P7
Electronic Component
1
Package
TO-252-3
Electronic Component
1 N
Electronic Component
MOSFET
Electronic Component
0.42g
Electronic Component
1
Electronic Component
BM0228561167
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
45W
Electronic Component
Electronic Component
Electronic Component
2500
Voltage(Vdss)
800V
Capacitor(Ciss)
350pF

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

IPD80R900P7 — Infineon 800V N沟道 MOSFET 产品概述

一、器件概述

IPD80R900P7 是英飞凌(Infineon)推出的一款高压 N 沟道功率 MOSFET,额定漏源电压 Vdss 为 800V,适用于中小功率、高压开关场合。该器件封装为 TO-252-3(DPAK),单片封装,便于表面贴装与散热管理。主要静态与动态参数包括:连续漏极电流 Id 6A,导通电阻 RDS(on) 900mΩ(在 VGS=10V、ID=2.2A 条件下测得),总栅电荷 Qg 约 15nC(VGS=10V),输入电容 Ciss ≈ 350pF(测于500V),耗散功率 Pd 45W,栅阈电压 Vgs(th) 约 3V,工作温度范围 -55℃ 至 +150℃。

二、主要特性与优势

  • 高电压额定:800V 的 Vdss 使其适合于离线电源、开关电源主开关和高压逆变等场景。
  • 适中导通电阻:RDS(on) 约 0.9Ω,适合低至中等电流(单器件至数安培)应用,便于在无需复杂并联的情况下实现高压开关。
  • 中等栅电荷与输入电容:Qg=15nC、Ciss≈350pF,在 10V 驱动下具有较为可控的开关损耗与驱动能量需求,便于采用中等能力的门极驱动器。
  • 商用级温度范围:-55℃~+150℃ 的工作温度适用于工业级应用场景。
  • TO-252-3(DPAK)封装:适合表面贴装,便于组装与有限空间应用,且可通过 PCB 铜箔进行散热。

三、典型应用场景

  • 离线开关电源(SMPS)主开关,特别是反激/正激、半桥前端等需要高耐压但中等电流的拓扑。
  • LED 驱动与电子镇流器,高压直流/脉冲场合的开关元件。
  • 工业电源、电视/显示器电源板的高压开关段。
  • 作为高压开关或保护器件用于过压/钳位、软启动及辅助电路。 注意:由于 RDS(on) 相对较高,不适合用于需要低导通损耗的大电流低压回路(如电机驱动主功率开关),在该类场合应选择低 RDS(on) 的器件或并联多只 MOSFET。

四、设计注意事项

  • 栅极驱动:器件的 RDS(on) 数据以 VGS=10V 给出,建议采用接近 10V 的栅极驱动电压以保证导通性能。由于阈值约 3V,5V 驱动下导通可能不充分,影响导通损耗。
  • 开关速度与电磁兼容(EMC):Qg=15nC 与 Ciss≈350pF 表明开关过程中存在中等能量的电荷迁移。通过适当选择栅阻(如 10Ω~47Ω)与减缓开关边沿,可在控制开关损耗与降低 EMI 之间取得平衡。
  • 寄生寄电容与米勒效应:在高压切换时,米勒电容对栅极电压影响明显,需考虑栅极回路布局与驱动能力,避免因米勒感应引起的误开关或开关损耗增加。
  • 热设计:器件在 TO-252-3 封装下散热依赖 PCB 铜箔及焊盘面积。尽管 Pd 标称为 45W,但实际允许耗散取决于 PCB 布局、环境温度与风冷/散热器条件。应进行热仿真并保证结温在安全范围内(不超过器件的最高工作温度)。
  • 并联与保护:若需要更大电流,应优先采用并联 MOSFET 设计时注意栅源匹配与均流;建议在高压场合配合 TVS、RC 吸收或有源夹位电路以抑制尖峰电压。

五、封装与可靠性

TO-252-3(DPAK)适用于表面贴装,便于自动化生产。焊接与回流注意遵循制造商推荐的回流曲线与焊接工艺,避免超出封装耐温极限以影响长期可靠性。器件为静电敏感元件(ESD),在装配与测试过程中需采取防静电措施。

六、选型建议与替代考虑

  • 如果应用侧重高压但电流不大,IPD80R900P7 是经济且实用的选择。若需要更低的导通损耗或更高持续电流,应考虑同类 800V 级但更低 RDS(on) 的器件或采用并联方案。
  • 在驱动电压受限(如仅有 5V 驱动)时,应验证导通性能或寻找逻辑电平器件(低 VGS(on) 特性)以确保效率与热性能满足要求。

产品型号:IPD80R900P7;品牌:Infineon(英飞凌);封装:TO-252-3(DPAK)。如需进一步的电气特性曲线、热参数或典型应用电路图,建议参考英飞凌官方数据手册与应用说明书,并在设计前进行仿真与样机测试验证。

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