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See Product Specifications
| Part Number: | Z21D391 |
| Category: | Circuit Protection |
| Subcategory: | TVS - Varistors, MOVs |
| Manufacturer: | Semitec USA Corp |
| Packaging: | Bulk |
| Product Status: | Active |
| Maximum AC Volts: | 250 V |
| Maximum DC Volts: | 320 V |
| Varistor Voltage (Min): | 351 V |
| Varistor Voltage (Typ): | 390 V |
| Varistor Voltage (Max): | 429 V |
| Current - Surge: | 10 kA |
| Energy: | 275J |
| Number of Circuits: | 1 |
| Capacitance @ Frequency: | 1100 pF @ 1 kHz |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Features: | - |
| Mounting Type: | Through Hole |
| Package / Case: | Disc 20mm |
