Microchip Technology CDLL944 is a high-reliability Zener diode designed for critical applications requiring precise voltage regulation. This hermetically sealed device offers a nominal Zener voltage of 43V, with a tight tolerance of ±5%. The CDLL944 is constructed to meet stringent industry standards, making it suitable for demanding environments in aerospace, defense, and high-temperature industrial systems. Its robust construction and consistent performance characteristics ensure reliable operation in power supply conditioning, voltage referencing, and surge protection circuits. The Bulk packaging facilitates efficient integration into automated manufacturing processes.