The ZM4741A is a Zener Diode LL-41 RoHS manufactured by Semtech. It is a diode designed to maintain a constant voltage drop in an electrical circuit. It is commonly used as a voltage regulator in electronic circuits, voltage protection devices, and tuning circuits. The ZM4741A is RoHS compliant and is available in both the DO-214AC and DO-41 packages. It provides a 0.5W maximum power dissipation with up to 10V breakdown voltage. It has a maximum of1.1V reverse leakage current, and a maximum zener impedance of5?. The ZM4741A is designed to meet the needs of a variety of applications, including power supplies, switching regulators, optical isolation, transient protection, and circuit control.