WMSIC Electronic Components

Infineon IPD350N06LGBTMA1

ModelIPD350N06LGBTMA1
PackageTO-252
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Infineon IPD350N06LGBTMA1
Type
TO-252
Minimum package
2500

Technical parameters

Electronic Component
INFINEON
Electronic Component
IPD350N06LGBTMA1
Electronic Component
1
Package
TO-252
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.5g
Electronic Component
1
Electronic Component
BM0228545453
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
68W
Electronic Component
2500
Voltage(Vdss)
60V
Capacitor(Ciss)
800pF
Output Capacitor(Coss)
200pF

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

IPD350N06LGBTMA1 产品概述

IPD350N06LGBTMA1 是一颗由 Infineon 提供的单通道 N 沟道 MOSFET(TO-252 封装),针对中功率开关和功率管理应用优化。器件在宽温度范围内稳定工作(-55 ℃ 至 +175 ℃),在 60 V 耐压等级下可提供较低导通电阻与适中的开关性能,适合需要兼顾导通损耗与开关损耗的系统设计。

一、主要特性

  • 器件类型:N 沟道功率 MOSFET,单个通道
  • 漏源电压 Vdss:60 V
  • 连续漏极电流 Id:29 A(额定值)
  • 导通电阻 RDS(on):35 mΩ @ Vgs = 10 V
  • 阈值电压 Vgs(th):2 V @ 28 μA
  • 总耗散功率 Pd:68 W(器件额定散热能力,受封装与 PCB 散热影响较大)
  • 输入、电容与开关相关参数:Ciss = 800 pF、Coss = 200 pF、Crss(Crss/Crss)= 60 pF
  • 栅极电荷 Qg:约 13 nC @ 5 V(反映栅驱动能量需求)
  • 封装:TO-252(DPAK,表面贴装)

二、典型电气参数摘要(设计参考)

  • 为获得额定的 35 mΩ 导通电阻,应在 Vgs = 10 V 驱动下工作;若仅用 4.5–5 V 驱动,实际 RDS(on) 会明显上升,需按实际曲线核算。
  • 栅极阈值约 2 V(在 28 μA 漏极电流条件下),表明器件可在低栅压下导通但未必能达到低 RDS(on)。
  • Coss(200 pF)决定了每次开关时 Vds 能量存储:Esw ≈ 0.5·Coss·Vds^2(例如在 60 V、100 kHz 条件下,单次耗能约 360 nJ,总开关耗散约 36 mW)。
  • Qg ≈ 13 nC(@5 V)意味着栅极驱动能量较低,适合 5 V/10 V 驱动器;栅驱动功耗可按 Pgate ≈ Qg·Vdrive·fs 估算(示意用,实际需参考栅充电曲线)。

三、典型应用场景

  • DC-DC 降压/升压转换器(中功率段)
  • 同步整流器与电源开关
  • 电机驱动(中小功率)与功率级开关
  • 汽车电子与工业电源(高温环境下的电源管理)
  • 负载开关与保护电路(配合外部保护元件)

四、热设计与封装注意

  • TO-252(DPAK)为表贴功率封装,靠 PCB 铜箔进行散热。额定 Pd = 68 W 表示在理想散热条件下的功率耗散能力,实际工作中需依据 PCB 铜箔面积、过孔数量以及环境温度重新计算结温。
  • 高电流工作时(例如接近规格 29 A),导通损耗 I^2·RDS(on) 会显著上升(举例:10 A 时约 3.5 W;20 A 时约 14 W;29 A 时约 29.4 W),因此须保证足够散热路径和降温措施。
  • 建议使用大面积散热焊盘、多个过孔连接底层散热层,并在布局时避免热源集中。

五、驱动与开关性能要点

  • 为满足标称 RDS(on) 要在 Vgs = 10 V 下驱动;若系统仅提供 5 V 栅压,应在评估 RDS(on) 增益与效率后决定是否使用升压栅驱或采用不同器件。
  • Qg ≈ 13 nC(@5 V)相对较小,栅驱动能量与驱动器功耗可保持较低;在高开关频率时仍需关注驱动峰值电流与驱动器热耗。
  • Coss 与 Crss 决定开关损耗和 Miller 效应;在电感性负载切换或高 dv/dt 场合,建议配合合适的栅电阻与缓冲电路以抑制振铃并保护驱动端。

六、布局与可靠性建议

  • 将 MOSFET 的源、漏、栅走线尽可能短且宽,减小寄生电感与串阻。电源回路(漏-源)形成的开关环路应最小化面积。
  • 栅极串联适当电阻(常见 5–47 Ω)可抑制振荡与控制开关斜率;在需要更快切换时可减小该电阻,但需注意电磁兼容(EMI)影响与应力增大。
  • 在高 dv/dt 或高能量场合,考虑增加 RC 吸收或缓冲网络、TVS 保护,保障器件及系统可靠性。
  • 长期高温工作请评估封装热老化与焊点可靠性,必要时进行热循环与应力验证。

七、选型参考与结论

IPD350N06LGBTMA1 在 60 V / 29 A 等级上,提供了 10 V 下 35 mΩ 的较低导通阻抗与相对较低的栅极电荷,适用于需要兼顾导通损耗与中等开关性能的电源与开关应用。若系统以 5 V 作栅驱动,应核实 5 V 下的 RDS(on) 曲线或考虑栅驱动升压;若在高频高电流条件工作,务必在 PCB 和散热设计上预留富余,并加入必要的过压/过流保护。总体而言,本器件在中功率、要求宽温度范围的应用中具有良好的性价比与实用性。

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