| Part Number | A1220UA4LTP | A1220UC4LTP |
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. |
| Category | TVS - Thyristors | TVS - Thyristors |
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| Product Status | Active | Active |
| Voltage - Breakover | 130V, 220V | 130V, 220V |
| Voltage - Off State | 100V, 180V | 100V, 180V |
| Voltage - On State | 4 V | 4 V |
| Current - Peak Pulse (8/20µs) | 150 A | 400 A |
| Current - Peak Pulse (10/1000µs) | 45 A | 100 A |
| Current - Hold (Ih) | 120 mA | 120 mA |
| Number of Elements | 4 | 4 |
| Capacitance | 20pF, 25pF, 50pF | 35pF, 55pF, 110pF |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 6-SMD, Gull Wing | 6-SMD, Gull Wing |