| Part Number | P1800SD | P1800SA |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | TVS - Thyristors | TVS - Thyristors |
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| Product Status | Obsolete | Obsolete |
| Voltage - Breakover | 220V | 220V |
| Voltage - Off State | 170V | 170V |
| Voltage - On State | 4 V | 4 V |
| Current - Peak Pulse (8/20µs) | 1 kA | 150 A |
| Current - Peak Pulse (10/1000µs) | 200 A | 45 A |
| Current - Hold (Ih) | 50 mA | 150 mA |
| Number of Elements | 1 | 1 |
| Capacitance | 90pF | 30pF |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | DO-214AA, SMB | DO-214AA, SMB |