WMSIC Electronic Components

CJ CJU30P10A

ModelCJU30P10A
PackageTO-252-2L
BrandCJ
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
CJ CJU30P10A
Type
CJ
Minimum package
2500 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CJ
Electronic Component
CJU30P10A
Electronic Component
1
Package
TO-252-2L
Electronic Component
1 P
Electronic Component
MOSFET
Electronic Component
0.44g
Electronic Component
1
Electronic Component
BM0228088996
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
89W
Electronic Component
Electronic Component
Electronic Component
2500
Voltage(Vdss)
100V
Capacitor(Ciss)
3.765nF

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

CJU30P10A 产品概述

一 特性概述

CJU30P10A 是江苏长晶(CJ)推出的一款高压 P 沟道功率 MOSFET,封装为 TO-252-2L(常见 DPAK 封装)。器件适用于需要高压耐受与大电流开关的场合,工作温度范围宽(-55℃ 至 +150℃),兼顾工业级与汽车级环境的可靠性要求。典型导通电阻为 52 mΩ(在 VGS=4.5V 时测得),能够在中等功率水平下保持较低的导通损耗。

二 主要电气参数

  • 漏源耐压 Vdss:100 V,适用于高压轨或耐压要求较高的电源管理场景。
  • 导通电阻 RDS(on):52 mΩ(@ VGS=4.5V, 测试条件下),适合 10~15A 的稳态导通应用(规格给出 15A 测试点)。
  • 连续漏极电流 Id:30 A(器件极限值,需考虑封装散热和环境温度)。
  • 阈值电压 Vgs(th):约 1.5 V(此处为阈值量级,实际使用时以 |Vgs| 驱动裕度评估导通程度)。
  • 耗散功率 Pd:89 W(额定值,受封装及 PCB 散热限制,实际应用中应按结温限制设计)。
  • 输入与反向电容:Ciss ≈ 3.765 nF(@20V),Crss ≈ 136 pF(@20V),提示开关过程中的驱动能量与 Miller 效应需关注。

三 典型应用场景

  • 高侧或低侧开关(取决于电路拓扑,P 沟道适合高侧简化驱动)。
  • 逆接保护、负载断开与功率管理开关。
  • 工业电源、通信设备、以及对耐压与温度要求较高的嵌入式系统。

四 封装与热管理建议

TO-252-2L(DPAK)封装便于表面贴装与大规模生产,但散热能力受 PCB 铜箔和焊盘面积限制。建议:

  • 在 PCB 底层和顶层提供较大散热铜箔(多层过孔导热至内层或底层)。
  • 在器件下方和焊盘周围增加焊盘面积并使用热过孔。
  • 考虑外加散热片或靠近散热体安装以降低结温,保证在高电流下长期可靠工作。

五 使用建议与注意事项

  • 驱动:P 沟道 MOSFET 的门极电压相对于源极为负值时导通(常以 |VGS| 表示)。本器件 RDS(on) 标称在 VGS=4.5V 条件下,实际应用中应保证足够的栅压幅度以达到预期的导通损耗。
  • 开关损耗:较大的 Ciss 意味着切换时需较多的栅极能量,选择合适的驱动能力与门极电阻以控制开关速度和振铃。
  • 热设计:虽然 Pd 标称较高,但实际连续功耗受限于 PCB 散热,设计时以结温 Tmax 为准,并留有安全裕量。
  • 极性与布局:注意 P 沟道器件在高侧布置时的源极电位,确保驱动电路能在目标电位上拉低栅极实现充分导通。

六 小结

CJU30P10A 在 100V 耐压与中等导通电阻之间取得平衡,适合需要高压容忍且追求简单高侧开关或逆接保护的应用场合。合理的驱动设计与良好的 PCB 散热布局是发挥该器件性能并确保长期可靠性的关键。若有特定工作点或电路拓扑,可进一步提供参数以便给出更详细的驱动与热设计建议。

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