The 1SMA4744 R3 is a single zener diode with a nominal zener voltage of 15V and a zener voltage tolerance of 5%. It has a maximum power dissipation of 1250mW and a maximum reverse leakage current of 1mA. The diode is packaged in a SMA plastic package with a seated plane height of 2.5mm and a maximum package height of 2.3mm. It is designed for surface mount applications and has a minimum operating temperature of -55°C and a maximum operating temperature of 150°C.
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| Basic Package Type | Lead-Frame SMT |
| Package Family Name | DO-214-AC |
| Package/Case | SMA |
| Package Description | SMD Plastic Package |
| Lead Shape | Inward L-Lead |
| Pin Count | 2 |
| PCB | 2 |
| Package Length (mm) | 4.6(Max) |
| Package Width (mm) | 2.83(Max) |
| Package Height (mm) | 2.3(Max) |
| Seated Plane Height (mm) | 2.5(Max) |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | DO-214AC |
| Configuration | Single |
| Nominal Zener Voltage | 15V |
| Maximum Zener Impedance | 14Ohm |
| Zener Voltage Tolerance | 5% |
| Maximum Power Dissipation | 1250mW |
| Maximum Reverse Leakage Current | 1uA |
| Min Operating Temperature | -55°C |
| Max Operating Temperature | 150°C |
| Cage Code | SDM41 |
| EU RoHS | Yes with Exemption |
| HTS Code | 8541100050 |
| Schedule B | 8541100050 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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