Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good PCB design practices, such as using a solid ground plane, minimizing trace lengths, and using decoupling capacitors to ensure optimal performance.
The output capacitor selection depends on the output voltage, output current, and desired ripple voltage. A general rule of thumb is to choose a capacitor with a capacitance value of at least 10uF and a voltage rating of at least 1.5 times the output voltage. Additionally, consider the capacitor's ESR (Equivalent Series Resistance) and ESL (Equivalent Series Inductance) when selecting the output capacitor.
The LMK1C1104PWR has an absolute maximum input voltage rating of 6.5V. Exceeding this voltage can cause permanent damage to the device. It's essential to ensure that the input voltage remains within the recommended operating range of 2.7V to 5.5V.
To ensure stability, follow the recommended PCB layout, use a sufficient output capacitor, and ensure that the input voltage is within the recommended operating range. Additionally, consider adding a small ceramic capacitor (e.g., 10nF) between the VIN and GND pins to help filter out noise and improve stability.
The LMK1C1104PWR has a thermal derating of 12.5mW/°C above 25°C. This means that the device's power dissipation capability decreases as the ambient temperature increases. Ensure that the device is properly heat-sinked and that the ambient temperature is within the recommended operating range.
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
LMK1C1104PWR Overview
Use the download button to access the LMK1C1104PWR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LMK1C,
or try a keyword search, such as Clock Drivers
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.
