A good PCB layout for the UC1524AJ883B should ensure that the input and output capacitors are placed close to the IC, and the high-current paths are kept short and wide to minimize inductance. A 4-layer PCB with a solid ground plane is recommended.
Choose capacitors with low ESR (Equivalent Series Resistance) and high ripple current ratings. For the input capacitor, a 10uF to 22uF ceramic or film capacitor is suitable. For the output capacitor, a 10uF to 47uF ceramic or electrolytic capacitor is recommended.
The UC1524AJ883B can operate reliably up to 85°C ambient temperature, but it's recommended to keep the ambient temperature below 70°C for optimal performance and longevity.
To ensure a stable and accurate output voltage, use a voltage reference with a low temperature coefficient (e.g., TL431), and adjust the feedback resistors to achieve the desired output voltage. Also, ensure the output capacitor is properly sized and placed close to the IC.
The maximum input voltage for the UC1524AJ883B is 40V, but it's recommended to keep the input voltage below 30V for optimal performance and reliability.
UC1524AJ883B datasheet
by Texas Instruments
