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KUU 2SK3019
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- KUU 2SK3019
- Type
- KUU
- Minimum package
- 3000 编带
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- KUU
- Electronic Component
- 2SK3019
- Electronic Component
- 1
- Package
- SOT-523
- Electronic Component
- 1 N
- Type
- N
- Electronic Component
- MOSFET
- Electronic Component
- 0.025g
- Electronic Component
- 1
- Electronic Component
- BM0231142800
- Power Dissipation(Pd)
- 150mW
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage(Vdss)
- 30V
- Capacitor(Ciss)
- 13pF
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
2SK3019 产品概述
一、主要参数概览
2SK3019 为 KUU 品牌的 N 沟道场效应管（MOSFET），单个器件，封装为 SOT-523，适合高密度贴片。关键参数如下：
- 漏源电压 Vdss：30V
- 连续漏极电流 Id：100mA
- 导通电阻 RDS(on)：13Ω @ Vgs=2.5V
- 耗散功率 Pd：150mW
- 阈值电压 Vgs(th)：1.5V @ ID=100µA
- 输入电容 Ciss：13pF，反向传输电容 Crss：4pF，输出电容 Coss：9pF
二、产品特点与优势
- 低压小功率：30V 耐压适合多数低压电子系统与便携设备。
- 逻辑电平驱动：在 Vgs=2.5V 下给出标称 RDS(on)，便于与低电压控制逻辑直接配合。
- 小电容、快切换：Ciss=13pF，门极电荷较小，适合频繁开关或高速信号切换。
- 小封装 SOT-523：占板面积小，利于高密度布局，但热能力受限。
三、典型应用场景
- 低电流开关：传感器、低功耗外围电路的开/关控制。
- 信号切换与电平移位：作为小信号开关或模拟开关元件。
- 移动设备与便携式电子：空间受限且功耗要求低的应用场合。
（不建议用于需长时间承载大电流或驱动功率负载的场合）
四、使用建议与注意事项
- 散热边界：Pd=150mW，若满载 Id=100mA 时，导通损耗约 I^2·R = (0.1)^2×13Ω = 0.13W（130mW），接近耗散上限，长期工作需注意 PCB 散热与降低环境温度。建议在实际设计中留余量，常规工作电流建议远低于 100mA。
- 驱动与栅极限流：门极电容小，驱动电流需求低，但仍建议串联小阻值门极电阻以抑制边沿振铃与电磁干扰。
- 保护措施：内部含本征体二极管，注意反向电压与瞬态过压，应配合限流、电阻或 TVS 抑制瞬态。
- PCB 布局：尽量增大衬铜面积以利散热；靠近热源时需验证热升高对 RDS(on) 的影响。
五、封装与热管理
SOT-523 为超小型封装，适合空间受限设计，但热阻较高，器件的最大耗散受焊盘面积和环境温度影响明显。若需要长时间较高电流工作，可通过加大铜箔、使用热过孔或改用更大封装器件来保障可靠性。
六、总结
2SK3019 是一款面向低电压、低电流场合的 N 沟道 MOSFET，适合小信号开关与便携式设备应用。其低门极电容与 2.5V 逻辑驱动兼容性是优势，但受限于较高的 RDS(on) 与有限的功耗承受能力，设计时需重视热管理与电流余量。对需要在 30V 范围内进行高密度布板、低功耗控制的项目，2SK3019 可作为可靠的选项。
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