工作原理：通常以并联方式接入电路。正常工作时处于高阻态，不影响信号传输；当出现瞬态过压时，会迅速转为低阻态，为静电电流提供泄放路径。
主要特点：响应速度极快（纳秒级），电容低，能有效将电压钳位在安全水平。
典型应用：用于保护HDMI、USB等高速数据传输接口的I/O端口。
| Part Number | Directional | Vrwm / Max(V) | Vbr / Min(V) | Ir @Vrwm / Max(uA） | Vc / Typ(V) | Ipp(A) | Cj / Typ(pF） | Cj / Max(pF） | Package |
|---|---|---|---|---|---|---|---|---|---|
| ST0821D2 | Bi | 8 | 8.5 | 0.2 | 26 | 4 | 0.3 | 0.5 | DFN0603-2 |
| ST1521D4 | Bi | 15 | 16.7 | 0.2 | 35 | 2.5 | 0.5 | - | DFN1006-2 |
| ST1221D4 | Bi | 12 | 13.5 | 0.2 | 32 | 2.5 | 0.25 | 0.5 | DFN1006-2 |
| ST0521S5 | Bi | 5 | 6 | 0.2 | 8 | 5.5 | 0.3 | 0.5 | SOD-523 |
| ST0524D25 0524S | Uni | 5 | 6 | 0.5 | 13 | 5 | 0.6 | 0.8 | DFN2510-10 |
| ST0524D25L | Uni | 5 | 6 | 0.5 | 15 | 3 | 0.4 | 0.6 | DFN2510-10 |
| ST0531D4 5U | Uni | 5 | 6.5 | 0.2 | 14 | 4 | 0.4 | 0.6 | DFN1006-2 |
| ST0531S5 | Uni | 5 | - | 0.2 | 15 | 8 | 0.6 | 0.8 | SOD-523 |
| ST0532S5-5 | Uni | 5 | 6.2 | 0.1 | 15 | 4.5 | 0.6 | 0.7 | SOT-553 |
| ST0532S5-23 | Uni | 5 | 6 | 0.5 | 16 | 5 | 0.6 | 0.8 | SOD-523 |
| ST0533D16 | Uni | 5 | 6 | 0.5 | 15 | 5 | 0.6 | 0.8 | DFN1616-6 |
| ST0535S56 | Uni | 5 | 6 | 0.2 | 13 | 1.8 | 8 | - | SOT-563 |
| ST1241D2 | Bi | 12 | 13 | 0.2 | 18 | 7 | 7 | 14 | DFN0603-2 |
| ST0541D2 | Bi | 5 | 6 | 0.2 | 12.5 | 2 | 2.5 | 3.5 | DFN0603-2 |
| ST0541D4 | Bi | 5 | 6 | 0.1 | 10 | 2 | 2.5 | 3.5 | DFN1006-2 |
| ST0541D4-01G | Bi | 5 | 6 | 0.2 | 8 | 14 | 0.6 | 1 | DFN1006-2 |
| ST0541D4-01R | Bi | 5 | 6 | 0.2 | 16 | 17 | 0.6 | 1 | DFN1006-2 |
| ST0541D4A | Bi | 5 | 6 | 0.2 | 20 | 2 | 0.8 | 0.9 | DFN1006-2 |
| ST1241N4 | Bi | 12 | 13 | 0.2 | 20 | 7 | 7 | - | DFN1006-2 |
| ST1241S3 | Bi | 12 | 13.3 | 0.2 | 29 | 12 | 1 | - | SOD-323 |
| ST0841S3 | Bi | 8 | 8.5 | 0.5 | 19.5 | 18 | 1 | - | SOD-323 |
| ST0541S3 | Bi | 5 | 6 | 0.5 | 25 | 18 | 1 | - | SOD-323 |
| ST0541S5 | Bi | 5 | 5.5 | 0.5 | 11 | 2 | 2.5 | 3.5 | SOD-523 |
| ST0541S5-01F | Bi | 5 | 6 | 0.2 | 15 | 2 | 0.6 | - | SOD-523 |
| ST0542D4-02G | Bi | 5 | 5.8 | 0.2 | 8.5 | 5.5 | 0.3 | 0.4 | DFN1006-3 |
| ST0542S-23 L3B | Bi | 5 | 6 | 0.5 | 12 | 2 | 3 | - | SOT-23 |
| ST0544S23-6 | Uni | 5 | 6 | 0.5 | 17 | 4 | 0.6 | - | SOT-23-6 |
| ST0651D4 | Uni | 6.3 | 6.8 | 0.5 | 11 | 40 | 270 | 300 | DFN1006-2 |
| ST0651D4-01M | Uni | 6.3 | 7 | 0.5 | 15 | 35 | - | 250 | DFN1006-2 |
| ST1251S5 | Uni | 12 | 13.3 | 0.2 | 24 | 12 | 60 | - | SOD-523 |
| ST0551S7-01G | Uni | 5 | 6.5 | 0.2 | 10 | 10 | 60 | 80 | SOD-723 |
| ST0552D4 | Uni | 5 | 6 | 0.5 | 16 | 7 | 1.2 | - | DFN1006-3 |
| ST0552S-23 | Uni | 5 | 6 | 1 | 11 | 20 | 160 | - | SOT-23 |
| ST0552S56 | Uni | 5 | 6 | 0.5 | 14 | 4 | 0.9 | 1.2 | SOT-563 |
| ST0554D16 | Uni | 5 | 6 | 0.1 | 22 | 11 | 4 | - | DFN1616-6 |
| ST0554S2-04H | Uni | 5 | 6.5 | 0.2 | 14 | 26 | 3 | 4 | SOT-23-6 |
| ST1255S23-6 | Uni | 12 | 13.3 | 0.1 | 30 | 15 | 80 | - | SOT-23-6 |
| ST0555S36 | Uni | 5 | 6 | 0.2 | 12 | 8 | 60 | - | SOT-363 |
| ST0761D2 | Bi | 7 | 7.5 | 0.2 | 16 | 5 | 15 | - | DFN0603-2 |
| ST0561D2 A5 | Bi | 5 | 6 | 0.1 | 10 | 6 | 10 | 18 | DFN0603-2 |
| ST0761D4 | Bi | 7 | 7.5 | 0.2 | 16 | 6 | 15 | - | DFN1006-2 |
| ST0561D4 SS | Bi | 5 | 6 | 0.5 | 10 | 7 | 10 | - | DFN1006-2 |
| ST0561N4 | Bi | 5 | 5.6 | 0.1 | 10 | 7 | 10 | 18 | DFN1006-2 |
| ST0561S3 | Bi | 5 | 6 | 0.2 | 13 | 8 | 18 | - | SOD-323 |
| ST1261S3 | Bi | 12 | 13.3 | 1 | 22 | 15 | 35 | - | SOD-323 |
| ST0561S3-01M | Bi | 5 | 6 | 0.2 | 10 | 18 | 30 | 50 | SOD-323 |
| ST0561S3H | Bi | 5 | 6 | 0.5 | 12 | 40 | 140 | - | SOD-323 |
| ST0561S5 | Bi | 5 | 6 | 0.2 | 14 | 8 | 10 | 18 | SOD-523 |
| ST1261S5 | Bi | 12 | 12.6 | 0.2 | 25 | 8 | - | 15 | SOD-523 |
| ST0761S5 | Bi | 7 | 7.5 | 0.2 | 16 | 6 | 15 | - | SOD-523 |
| ST0562D4-02M | Bi | 5 | 5.6 | 0.1 | 10 | 5.5 | - | 15 | DFN1006-3 |
| ST1262S-23 | Bi | 12 | 13 | 0.5 | 18.5 | 18 | 20 | 40 | SOT-23 |
| ST0562S-23 | Bi | 5 | 6 | 0.5 | 10 | 8 | 10 | 18 | SOT-23 |
| ST0771D4 | Uni | 7 | 7.5 | 0.5 | 15 | 28 | 210 | - | DFN1006-2 |
| ST0571D4 | Uni | 5 | 6 | 0.1 | 16 | 20 | - | 200 | DFN1006-2 |
| ST1271D4 | Uni | 12 | 13 | 1 | 24 | 30 | 300 | 500 | DFN1006-2 |
| ST0571D4-01R | Uni | 5 | 7 | 0.1 | 16 | 20 | - | 200 | DFN1006-2 |
| ST0771D6 | Uni | 7 | 7.5 | 0.5 | 20 | 115 | - | 900 | DFN1610-2 |
| ST1071D6 | Uni | 10 | 10.5 | 0.1 | 22 | 72 | 550 | 700 | DFN1610-2 |
| ST1271D6 | Uni | 12 | 13.5 | 0.2 | 32 | 80 | - | 580 | DFN1610-2 |
| ST0571D20 | Uni | 5 | 6 | 2 | 21 | 280 | - | 3000 | DFN2020-3 |
| ST0771D20 | Uni | 7 | 8 | 1 | 20 | 270 | 620 | - | DFN2020-3 |
| ST1271D20 | Uni | 12 | 13 | 1 | 30 | 200 | 490 | 1550 | DFN2020-3 |
| ST1271S3 | Uni | 12 | 13.3 | 1 | 25 | 80 | - | 600 | SOD-323 |
| ST0571S3 | Uni | 5 | 6.2 | 0.2 | 18.6 | 17 | 135 | - | SOD-323 |
| ST0771S3 | Uni | 7 | 8 | 1 | 20 | 120 | - | 550 | SOD-323 |
| ST1271S3-01M | Uni | 12 | 13.5 | 0.2 | 24 | 15 | - | 90 | SOD-323 |
| ST0571S5 | Uni | 5 | 6 | 0.2 | 16 | 22 | 180 | - | SOT-523 |
| ST0771S5 | Uni | 7 | 7.5 | 0.2 | 14 | 18 | - | 160 | SOT-523 |
| ST0575S56 | Uni | 5 | 6 | 0.2 | 12 | 8 | 55 | - | SOT-563 |
| ST0581D2 | Bi | 5 | 5.8 | 0.5 | 10.5 | 17 | 35 | - | DFN0603-2 |
| ST0581D6 | Bi | 5 | 5.5 | 1 | 17 | 150 | 450 | 500 | DFN1610-2 |
| ST0581H4 | Bi | 5 | 5.5 | 0.5 | 9 | 100 | 200 | 300 | DFN1006-2 |
| ST0581M4 | Bi | 5 | 6 | 0.5 | 13 | 45 | 100 | 150 | DFN1006-2 |
| ST0581S3 | Bi | 5 | 5.6 | 0.5 | 19 | 120 | - | 550 | SOD-323 |
| ST0581S3-01H | Bi | 5 | 5.3 | 0.5 | 18 | 150 | - | 480 | SOD-323 |
| ST0581S5 | Bi | 5 | 6 | 0.2 | 14 | 15 | 30 | 50 | SOD-523 |
| ST0582S-23 | Bi | 5 | 6 | 0.5 | 20 | 22 | 65 | 75 | SOT-23 |
| ST0591D4L | Uni | 5 | 5.5 | 0.5 | 10 | 50 | 110 | 130 | DFN1006-2 |
| ST0591D6 | Uni | 5 | 6 | 1 | 15 | 130 | - | 1000 | DFN1610-2 |
大连 龙腾国际 Technology Co., Ltd
辽宁省大连市金州区董家沟街道金悦街21号