The 1N4738A with Zener Diodes DO-41 RoHS manufactured by Semtech is a general purpose, single-body, 3-terminal, through-hole zener diode. It is designed for use as a shunt regulator, voltage reference, or zener diode in many applications. This diode has a working voltage range of 8.2 to 39 Volts, a maximum power dissipation of 500 mW, and a maximum reverse current of 8 mA. It is halogen-free, RoHS Compliant and meets AEC-Q101 requirements. This diode is a through-hole component, and is suitable for use in applications including voltage reference, over voltage protection, clamping, and reverse polarity protection.