Texas Instruments recommends a layout with a solid ground plane, short traces, and minimal impedance mismatch to minimize noise and distortion. A 4-layer PCB with a dedicated analog ground plane is ideal. Additionally, keep the input and output traces separate and avoid running them parallel to each other.
To ensure stability, ensure that the gain is set to a value that does not exceed the recommended maximum gain of 10. Also, use a compensation capacitor (typically 10-100pF) between the output and the inverting input to reduce oscillations. Additionally, use a low-ESR capacitor (e.g., ceramic or film) for the power supply decoupling.
The maximum power dissipation of OPA846IDR is 1.4W. However, this value can be derated based on the ambient temperature and the thermal resistance of the package. For example, at 85°C, the maximum power dissipation is approximately 0.7W.
Yes, OPA846IDR is rated for operation up to 125°C. However, the device's performance may degrade at high temperatures, and the maximum power dissipation may need to be derated. Additionally, ensure that the device is properly heatsinked to prevent thermal runaway.
To protect OPA846IDR from ESD damage, use ESD protection devices such as TVS diodes or ESD arrays on the input and output pins. Additionally, handle the device with an ESD wrist strap or mat, and ensure that the PCB is designed with ESD protection in mind.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
OPA846IDR Overview
Use the download button to access the OPA846IDR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like OPA84,
or try a keyword search, such as Operational Amplifiers
About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
