The recommended footprint and land pattern for the 1.5SMBJ51A-H can be found in the Bourns application note AN3041, which provides guidelines for PCB layout and assembly.
To select the correct TVS diode, consider factors such as the maximum voltage, current, and power rating required for your application. Also, consider the clamping voltage, response time, and capacitance of the TVS diode. Bourns provides a TVS Diode Selection Guide that can help with this process.
A unidirectional TVS diode protects against overvoltage in one direction, while a bidirectional TVS diode protects against overvoltage in both directions. The 1.5SMBJ51A-H is a unidirectional TVS diode. If bidirectional protection is required, a different part number such as the 1.5SMBJ51CA-H should be considered.
To ensure reliability and quality, follow proper storage and handling procedures, and ensure that the TVS diode is soldered correctly to the PCB. Also, consider the operating conditions and environmental factors that may affect the TVS diode's performance and lifespan.
The 1.5SMBJ51A-H has a maximum operating temperature of 150°C. If your application requires operation at higher temperatures, a different TVS diode with a higher temperature rating should be considered.
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
1.5SMBJ51A-H Overview
Use the download button to access the 1.5SMBJ51A-H schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 1.5SM,
or try a keyword search, such as Transient Suppressors
