The Vishay BZX55B4V7-TAP is a high-quality zener diode that is designed to provide reliable voltage regulation in a wide range of applications. With a voltage rating of 4.7V and a tolerance of ±2%, this zener diode is perfect for use in circuits that require precise voltage regulation. It has a maximum power dissipation of 500mW and a reverse leakage current of 500nA at 1V. The BZX55B4V7-TAP is housed in a DO-35 package and is designed for through-hole mounting. It has a temperature range of -65°C to 175°C, making it suitable for use in a variety of environments. With a popularity rating of medium, this zener diode is a reliable and efficient component that is perfect for a wide range of applications.