A good PCB layout for the LT1168ACS8#PBF involves keeping the input and output traces short and separate, using a solid ground plane, and placing the bypass capacitors close to the device. Additionally, it's recommended to use a low-ESR capacitor for the output filter and to keep the feedback resistors close to the device.
The output filter components for the LT1168ACS8#PBF should be chosen based on the desired output voltage ripple and the load current. A good starting point is to use a 10uF ceramic capacitor and a 1uH inductor. The values can be adjusted based on the specific application requirements.
The maximum input voltage for the LT1168ACS8#PBF is 15V, but it's recommended to keep the input voltage below 12V to ensure reliable operation and to prevent overheating.
The LT1168ACS8#PBF is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at high temperatures to ensure reliable operation. Additionally, the device should be mounted on a heat sink to dissipate heat effectively.
To troubleshoot issues with the LT1168ACS8#PBF, start by checking the input and output voltages, and the output current. Verify that the input voltage is within the recommended range, and that the output filter components are properly selected. Check for any signs of overheating, and ensure that the device is properly mounted on a heat sink. If the issue persists, consult the datasheet and application notes for further guidance.
LT1168ACS8#PBF datasheet
by Linear Technology
