The recommended PCB layout for optimal thermal performance involves using a thermal pad on the bottom of the package, connecting it to a large copper area on the PCB, and using thermal vias to dissipate heat efficiently.
To ensure stable output voltage regulation, it's essential to follow the recommended input and output capacitor values, as well as the suggested PCB layout. Additionally, ensure that the input voltage is within the recommended range, and the output current is within the specified maximum rating.
The maximum allowed input voltage ripple for the R1172N331D-TR-FE is not explicitly stated in the datasheet. However, as a general rule, it's recommended to keep the input voltage ripple below 1% of the input voltage to ensure stable operation.
The R1172N331D-TR-FE has an operating temperature range of -40°C to 105°C. While it can operate in high-temperature environments, it's essential to ensure that the junction temperature (Tj) does not exceed 150°C. Proper thermal design and heat dissipation measures should be taken to prevent overheating.
The typical dropout voltage for the R1172N331D-TR-FE is around 0.25V to 0.3V, depending on the output current and input voltage. This means that the input voltage should be at least 0.25V to 0.3V higher than the output voltage to ensure proper regulation.
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
R1172N331D-TR-FE Overview
Use the download button to access the R1172N331D-TR-FE schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like R1172,
or try a keyword search, such as Linear Regulator ICs
