The 1N4944 TR is a single switching diode with a peak reverse repetitive voltage of 400V and a maximum continuous forward current of 1A at 55°C. It has a peak non-repetitive surge current of 50A and a peak forward voltage of 1.3V. The diode is packaged in a GPR-1A package, which is a through-hole package with a maximum package length of 6.1mm and a maximum package diameter of 3.81mm. The operating temperature range is -65°C to 200°C.
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Central Semiconductor 1N4944 TR technical specifications.
| Basic Package Type | Through Hole |
| Package Family Name | GPR-1A |
| Package/Case | GPR-1A |
| Lead Shape | Through Hole |
| Pin Count | 2 |
| PCB | 2 |
| Package Length (mm) | 6.1(Max) |
| Package Diameter (mm) | 3.81(Max) |
| Package Weight (g) | 0.342 |
| Mounting | Through Hole |
| Type | Switching Diode |
| Configuration | Single |
| Peak Reverse Repetitive Voltage | 400V |
| Maximum Continuous Forward Current | 1@Ta=55CA |
| Peak Non-Repetitive Surge Current | 50A |
| Peak Forward Voltage | 1.3V |
| Peak Reverse Current | 1uA |
| Peak Reverse Recovery Time | 500ns |
| Min Operating Temperature | -65°C |
| Max Operating Temperature | 200°C |
| Operating Junction Temperature | -65 to 200°C |
| Cage Code | 55464 |
| HTS Code | 8541100080 |
| Schedule B | 8541100080 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU |
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