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ElecSuper ES2102EI
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Elec Super ES2102EI
- Type
- ELECSUPER
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ELECSUPER
- Electronic Component
- ES2102EI
- Electronic Component
- 1
- Package
- SOT-323
- Electronic Component
- 1 N
- Type
- N
- Electronic Component
- MOSFET
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Electronic Component
- BM0231110453
- Operating Temperature
- 55℃~+150℃
- Power Dissipation(Pd)
- 1.4W
- 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.
ES2102EI 产品概述
一、概述
ES2102EI 是静芯微（ElecSuper）推出的一款小封装 N 沟道功率 MOSFET，封装为 SOT-323，额定漏源耐压 20V，适合便携式与空间受限的功率开关场合。器件兼顾低导通阻抗与较低栅电荷，便于在低电压门极驱动下实现高效率开关。
二、主要电气参数
- 类型：N沟道 MOSFET
- 漏源电压 Vdss：20V
- 连续漏极电流 Id：4.5A
- 导通电阻 RDS(on)：37mΩ @ Vgs=4.5V；47mΩ @ Vgs=2.5V
- 耗散功率 Pd：1.4W（SOT-323 封装条件下）
- 阈值电压 Vgs(th)：0.7V @ ID=250μA
- 总栅电荷 Qg：6.5nC @ Vgs=4.5V
- 输入电容 Ciss：323pF；反向传输电容 Crss：44pF @10V
- 工作结温：-55℃ ～ +150℃
三、特性亮点
- 低 RDS(on)，在 4.5V 门极驱动下表现优良，适合 5V/4.5V 驱动系统；在 2.5V 驱动下仍能保持可接受的导通损耗，适用于 2.5V 或更低电平的逻辑控制。
- 栅电荷 Qg 仅 6.5nC，开关损耗较小，利于提高开关效率并降低驱动功率。
- SOT-323 超小封装便于高密度布局，适配移动设备和小型模块。
四、典型应用场景
- 便携设备电源开关、负载开关（power path）
- DC-DC 降压转换器低侧开关或同步整流（需注意封装散热限制）
- 电池管理系统（BMS）与充放电控制
- 信号控制与小功率马达驱动
五、设计与布局建议
- 由于 Pd = 1.4W（封装限制），长时间大电流工作需在 PCB 上使用大面积铜箔或散热过孔以提升散热能力；建议在 PCB 测试中验证结温与热阻。
- 门极驱动：若追求最低导通损耗，推荐 Vgs≈4.5V；若系统仅有 2.5V 驱动，可接受但应考虑增大安全裕量。
- 在高速开关时，添加合适的门极电阻（10–100Ω）以抑制振铃，并在漏极与源极附近并联适当的回流电容与旁路电容以降低 EMI。
- 布线时尽量缩短高电流回路（Drain–Source）路径，增大焊盘面积并增加多条过孔连接至内层散热平面。
六、选型与注意事项
- 若应用需要持续高电流或高功率耗散，建议选用更大封装或评估并联方案。
- Vgs(th) 仅表示导通起始电压，实际导通损耗应以 RDS(on) 与工作 Vgs 为准。
- 在开关设计中关注 Crss 对回灌与开关损耗的影响，尤其在半桥或同步整流结构中需要考虑栅–漏耦合（Miller effect）。
ES2102EI 适合在对体积、成本与开关效率有均衡要求的小功率方案中使用，是移动与嵌入式电源管理中常见的实用选择。
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