The Bourns 2056-09-ALF is a 3-terminal PTC resettable fuse with a maximum DC holdover voltage of 52V at 150ms. It has a typical impulse discharge current of 5A at 8/20us and 10 times the voltage. The device is rated for operation between -30°C and 85°C. It is a surface mount component with a product length of 8.5mm and a product diameter of 6mm.
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| Mounting | Surface Mount |
| Termination Style | Solder Pad |
| Number of Terminals | 3 |
| Product Length (mm) | 8.5 |
| Product Diameter (mm) | 6 |
| DC Sparkover Voltage Tolerance | ±20% |
| Maximum Impulse Sparkover Voltage @ 100V/s | 750V |
| Maximum DC Holdover Voltage | 52@150msV |
| Typical Impulse Discharge Current @ 8/20us @ 10Times | 5kA |
| Number of Electrodes | 3 |
| Min Operating Temperature | -30°C |
| Max Operating Temperature | 85°C |
| Maximum Capacitance @ 1MHz | 2pF |
| Typical DC Sparkover Voltage @ 100V/s | 90V |
| Cage Code | 32997 |
| EU RoHS | Yes |
| HTS Code | 8536308000 |
| Schedule B | 8536300000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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