A good PCB layout for the DCV010505P-U/700 involves keeping the input and output traces separate, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To ensure proper powering and decoupling, connect the VIN pin to a stable 3.3V or 5V power supply, and decouple the VIN pin with a 10uF ceramic capacitor and a 100nF ceramic capacitor in parallel. Additionally, connect a 10uF ceramic capacitor between the VOUT pin and GND.
The maximum output current of the DCV010505P-U/700 is 500mA. However, it's recommended to limit the output current to 300mA for optimal performance and to prevent overheating.
The output voltage of the DCV010505P-U/700 can be adjusted by connecting a resistor divider network between the VOUT pin and the ADJ pin. The output voltage can be calculated using the formula: VOUT = 1.25V x (1 + R1/R2), where R1 and R2 are the resistors in the divider network.
The thermal shutdown temperature of the DCV010505P-U/700 is 150°C. The device will shut down if the junction temperature exceeds this value, and will restart when the temperature drops below 130°C.
DCV010505P-U/700 datasheet
by Texas Instruments
