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MCC SI3134KEA-TP SI3134KEA
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MCC SI3134KEA-TP
- Type
- MCC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MCC
- Electronic Component
- SI3134KEA-TP
- Electronic Component
- 1
- Package
- SOT-523
- Electronic Component
- 1 N
- Type
- N
- Electronic Component
- MOSFET
- Electronic Component
- 0.026g
- Electronic Component
- 1
- Electronic Component
- BM0257343729
- Operating Temperature
- 55℃~+150℃
- Power Dissipation(Pd)
- 180mW
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage(Vdss)
- 20V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SI3134KEA-TP 产品概述
一、概述
SI3134KEA-TP 是美微科（MCC）推出的一款超小型 N 沟道场效应晶体管，封装为 3 引脚 SOT-523。器件额定漏源电压为 20V，连续漏极电流 0.75A，面向便携式电子、低电压开关和功率管理应用。器件为逻辑电平型，适合在 1.8V 驱动下实现导通控制。
二、主要电气参数
- 类型：N 沟道 MOSFET（N-CH）
- 漏源电压 Vdss：20V
- 连续漏极电流 Id：0.75A
- 导通电阻 RDS(on)：700 mΩ @ Vgs = 1.8V
- 功耗 Pd：180 mW（请遵循降额规则）
- 阈值电压 Vgs(th)：约 1.1V
- 总栅极电荷 Qg：800 pC @ Vgs = 4.5V（高 Qg 意味着开关损耗与驱动能力需关注）
- 输入电容 Ciss：33 pF
- 输出电容 Coss：20 pF
- 反向传输电容 Crss：10 pF
- 工作温度范围：-55°C 至 +150°C
三、器件特点与优势
- 超小封装（SOT-523），节省 PCB 面积，适合高度集成的移动设备或空间受限应用。
- 低电压门极驱动：在 1.8V 门极驱动下可获得规定的 RDS(on)，便于与低压逻辑直接接口。
- 额定 20V 漏源电压，适合常见 5V 及以下系统的负载开关和保护电路。
- 工作温度范围宽，适应性强。
四、应用场景
- 手机、可穿戴和便携设备的负载开关与电源序列控制
- 电池管理系统的低压断开/旁路开关
- 低功耗模块的电源隔离与控制
- 小电流 DC-DC 前级开关与保护电路
五、设计与布局建议
- 由于封装体积小、额定耗散功率有限（Pd=180mW），建议在 PCB 上使用较大面积的铜箔（尤其是器件引脚附近的散热区）以改善散热，并遵循制造商的热阻与降额曲线。
- Gate 驱动：器件标称 Qg 较高，若在高频开关（>100 kHz）或快速边沿操作下，应使用能提供足够峰值电流的驱动器或在驱动路径上增加阻尼以控制开关电流和 EMI。
- 布线：源、漏短且直接连至负载与电源，减小寄生电感；在开关位点加入合适旁路电容以降低开关尖峰。
六、注意事项
- 尽管 RDS(on) 在 1.8V 时标称为 700 mΩ，实际应用中应考虑工况温度导致的阻值上升，必要时进行温度标定。
- 规格表中 Qg、Ciss 等数值在不同测试条件下会有差异。若对开关损耗或驱动电流敏感，请向厂家索取完整数据手册并在目标电路中进行仿真验证。
七、封装与订购信息
- 封装：SOT-523，3 引脚
- 数量：单个器件或按封装卷带提供（请参考供应商订货代码）
- 品牌：MCC（美微科）
- 型号：SI3134KEA-TP
如需更详细的电气特性曲线、热阻参数或典型应用电路图，请参考厂家完整数据手册或联系供应商获取支持。
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