| PartNumber | MOV-20D390KTR | MOV-20D390K | MOV-20D391K |
| Description | Varistors 39volts 20mm | Varistors 39volts 20mm | Varistors 390volts 20mm |
| Manufacturer | Bourns | Bourns Inc. | Bourns Inc. |
| Product Category | Varistors | TVS - Varistors, MOVs | IC Chips |
| RoHS | Y | - | - |
| Series | MOV-20DxxxK | - | - |
| Product | MOV | MOV | MOV |
| Mounting Style | PCB Mount | - | - |
| Termination Style | Radial | - | - |
| Voltage Rating DC | 39 VDC | 39 VDC | 390 VDC |
| Clamping Voltage | 77 V | 77 V | 650 V |
| Diameter | 20 mm | 20 mm | 20 mm |
| Peak Surge Current | 1 kA | 1 kA | 4.5 kA |
| Surge Energy Rating | 8.6 J | 8.6 J | 100 J |
| Capacitance | 5100 pF | 5100 pF | 510 pF |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Reel | Bulk Alternate Packaging | Bulk Alternate Packaging |
| Current Rating | 10 A | 10 A | 50 A |
| Tolerance | 10 % | 10 % | 10 % |
| Brand | Bourns | - | - |
| Lead Spacing | 7.5 mm | 7.5 mm | 7.5 mm |
| Product Type | Varistors | - | - |
| Factory Pack Quantity | 250 | - | - |
| Subcategory | Varistors | - | - |
| Unit Weight | 0.105822 oz | 0.105822 oz | 0.105822 oz |
| Mounting | - | Radial | Radial |
| Operating Temperature Range | - | - 40 C to + 85 C | - 40 C to + 85 C |
| Package Case | - | Disc 20mm | Disc 20mm |
| Mounting Type | - | Through Hole | Through Hole |
| Number of Circuits | - | 1 | 1 |
| Varistor Voltage Min | - | 35V | 351V |
| Varistor Voltage Typ | - | 39V | 390V |
| Varistor Voltage Max | - | 43V | 429V |
| Current Surge | - | 2kA | 6.5kA |
| Maximum AC Volts | - | 25VAC | 250VAC |
| Maximum DC Volts | - | 31VDC | 320VDC |
| Energy | - | 26J | 180J |