选型指导
| 应用 | 类型 | 推荐型号 | 封装 | 备注 |
| 网口/RJ45 | ESD | SESUC0524PC | DFN2510 | |
| 网口/RJ45 | TVS | SMBJ58CA | SMB | |
| RS232 | TVS | SMBJ18CA/SMAJ18CA | SMB/SMA | |
| LIN/总线 | TVS | SMBJ15CA/SMBJ24CA | SMB | (根据电压选相对应类型） |
| NFC/RF | ESD | SESF4U1822PZ | DFN1006 | |
| USB TX/RX | ESD | SESF4U0522PB/SESF2U0522H | DFN1006/DFN0603 | |
| USB DC | TVS | SESF16N1212PH/SESD1N2412PF | DFN1610/SOD-123 | (根据测试标准选相对应类型） |
| 电源/DC 12V | TVS | SMBJ15CA/SMBJ18CA | SMB | |
| 电源/DC 24V | TVS | SMBJ36CA/SMBJ28CA | SMB | |
| RS485 | TVS | SMBJ6.5CA/SMAJ6.5CA | SMB/SMA | |
| SIM卡 | ESD | SESF4U0522PB/SESF2U0522H | DFN1006/DFN0603 | |
| SD卡 | ESD | SESF4U0522PB/SESF2U0522H | DFN1006/DFN0603 | |
| RF/天线 | ESD | SESF4U0522PB/SESF2U0522H | DFN1006/DFN0603 | |
| 主控/IC | ESD | SESF4N3322P/SESF2N3322PA | DFN1006/DFN0603 |