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Hottech HKTD120N04
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Hottech HKTD120N04
- Type
- HOTTECH
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HOTTECH
- Electronic Component
- HKTD120N04
- Electronic Component
- 1
- Package
- TO-252
- Electronic Component
- 1 N
- Type
- N
- Electronic Component
- MOSFET
- Electronic Component
- 0.479g
- Electronic Component
- 1
- Electronic Component
- BM0264463960
- Operating Temperature
- 55℃~+150℃
- Power Dissipation(Pd)
- 110W
- Gate Voltage(Vgs)
- ±20V
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HKTD120N04 产品概述
一、产品简介
HKTD120N04 是合科泰（Hottech）推出的一款大电流 N 沟道功率 MOSFET，采用 TO-252（DPAK）表面贴装封装。器件额定漏源电压 40V、连续漏极电流达 120A，适合高效开关与功率转换应用。该器件为逻辑电平型，便于与低压栅极驱动兼容。
二、主要性能参数
- 类型：N 沟道 MOSFET
- Vdss（最大漏源电压）：40V
- Id（连续漏极电流）：120A
- RDS(on)：3.5mΩ @ Vgs = 4.5V
- Pd（耗散功率）：110W（良好散热条件下）
- Vgs(th)（阈值）：1.5V
- 总栅极电荷 Qg：100nC
- 输入电容 Ciss：4.62nF，输出电容 Coss：430pF，反向传输电容 Crss：360pF
- 最大栅极电压：±20V
- 工作温度范围：-55℃ ～ +150℃
- 封装：TO-252（DPAK）
三、典型应用场景
- 同步整流与开关电源（DC-DC 转换器）
- 电源分配与负载开关
- 电机驱动与功率放大电路
- 汽车电子与工业低压高流应用（须满足系统过压与浪涌保护要求）
四、设计与使用建议
- 驱动：器件在 Vgs=4.5V 下已达到标称 RDS(on)，为保证快速切换并降低开关损耗，建议使用能够提供数安培峰值驱动电流的门极驱动器；Qg=100nC 表明门极充放电能量较大，需关注驱动器功耗与驱动速度。
- 抑制与保护：由于 Crss 较大，会产生明显的 Miller 效应，建议在驱动回路中采用适当的串联门极电阻（几欧姆到数十欧姆）以抑制振铃；在开关节点并联合适的缓冲/阻尼网络或 TVS 以防止过压。
- PCB 布局：采用宽短导线、增厚铜箔、在器件热焊盘下布置多孔通孔以引导热量至内层或背面散热片；在开关节点放置足够的旁路电容以降低尖峰电压。
五、封装与热管理
TO-252（DPAK）封装提供良好的热路径，焊接至大面积散热铜箔可获得较高的耗散能力。110W 为器件在良好散热条件下的示例值，实际耗散受 PCB 散热、环境温度与工作占空比影响，设计时应参考完整热阻与 SOA 数据并留有裕量。
六、可靠性与注意事项
- 工作温度范围宽，适应工业级温度需求；长期高温运行会影响寿命，应控制结温并保证热设计。
- 最大栅极额定电压 ±20V，避免静电与过压引起栅氧击穿。焊接与处理时注意静电防护（ESD）。
七、产品优势小结
HKTD120N04 在 40V 额定电压下提供 120A 的连续电流能力与低至 3.5mΩ 的导通电阻（4.5V 驱动），适合对导通损耗和热效率有严格要求的中低压大电流系统。配合合理的驱动与散热设计，可在开关电源、同步整流与电机驱动等场景中发挥良好性能。欲获取更详细的电气特性曲线与布局建议，请参阅厂家完整数据手册。
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