Corp1N4739A is a 5.1V Zener diode with an DO-41 axial-leaded package, manufactured by Semtech Corp. It is a small signal, surface mount package with good stability over temperature, and is RoHS compliant. It is a valuable device for circuit protection, temperature compensation, voltage stabilization, and other applications that require reliable, consistent voltages. The 1N4739A has power dissipation of 500 mW and a maximum reverse leakage current of 10 mA at 25°C, with a maximum voltage increment of 5% per degree Celsius.