Description:Zener Voltage Range - 3.3 V to 91 V; ESD Rating of Class 3 (>16 KV) per Human Body Model; DO-41 (DO-204AL) Package; Double Slug Type Construction; Metallurgical Bonded Construction; Oxide Passivated Die Mechanical Characteristics:; CASE: Double slug type, hermetically sealed glass; FINISH: All external surfaces are corrosion resistant and leads are readily solderable; MAXIMUM LEAD TEMPERATURE FOR SOLDERING PURPOSES: 230°C, 1/16" from the case for 10 seconds; POLARITY: Cathode indicated by polarity band; MOU
The recommended land pattern for the 1N4744A-T50A can be found in the onsemi application note AND8323/D, which provides guidelines for surface mount assembly of onsemi's DO-204AL (DO-41) package.
To prevent damage from electrostatic discharge (ESD), it is recommended to handle the 1N4744A-T50A with ESD-protective equipment, such as wrist straps, mats, and bags. Additionally, ensure that the device is stored in a conductive container or bag when not in use.
The maximum allowable voltage derating for the 1N4744A-T50A is typically 10% to 15% below the rated voltage, depending on the operating conditions and application requirements. However, it is recommended to consult with onsemi's application engineers or a qualified design expert for specific guidance.
The 1N4744A-T50A is a commercial-grade device, but onsemi offers a range of high-reliability and aerospace-grade Zener diodes that meet the requirements of various industries, such as MIL-PRF-19500 and ESCC. It is recommended to consult with onsemi's application engineers or a qualified design expert to determine the suitability of the 1N4744A-T50A or alternative devices for high-reliability or aerospace applications.
The power rating of the 1N4744A-T50A depends on the operating conditions, such as the ambient temperature, mounting method, and heat sink used. To determine the power rating, consult the onsemi datasheet and application notes, and perform thermal analysis using tools such as thermal resistance calculations or finite element analysis (FEA) simulations.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
1N4744A-T50A Overview
Use the download button to access the 1N4744A-T50A schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 1N474,
or try a keyword search, such as Zener Diodes
