The 1SMA 4750_R1_00001 with Zener Diodes SMA (DO-214AC) RoHS is a surface mountable Zener diode manufactured by Panjit. This device is designed to protect circuits from over-voltage, and it has some features such as a very low reverse leakage current, fast switching speed, improved power dissipation, increased power capability, and enhanced thermal performance. The device has a breakdown voltage of 47V and a power dissipation rating of 500mW. It also comes in a small and robust DO-214AC package, making it ideal for a wide range of applications. The device can be used to protect RF circuits, automotive electronics, and consumer electronic circuits from over-voltage. This Zener diode is compliant with the RoHS regulations and meets the highest quality standards.