The recommended PCB layout for the MAX1687EUE+ is to keep the input and output traces as short as possible, and to use a solid ground plane to reduce noise and EMI. Additionally, it's recommended to place a 10uF capacitor between the VIN and GND pins to filter out noise.
To ensure stability, make sure to follow the recommended component values and layout guidelines in the datasheet. Additionally, ensure that the input voltage is within the recommended range, and that the output capacitor is properly sized and placed close to the IC.
The maximum input voltage that the MAX1687EUE+ can handle is 28V, but it's recommended to operate within the recommended input voltage range of 4.5V to 24V for optimal performance and reliability.
The MAX1687EUE+ is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage as temperature increases to ensure reliability and prevent overheating.
To troubleshoot issues with the MAX1687EUE+, start by checking the input voltage, output voltage, and output current. Verify that the component values and layout meet the recommended specifications. Use an oscilloscope to check for oscillations or noise on the output. If issues persist, consult the datasheet and application notes for further guidance.
MAX1687EUE+ datasheet
by Maxim Integrated Products
