The recommended input capacitor value is 1uF to 10uF, depending on the input voltage and output current requirements. A larger capacitor value can help to reduce input voltage ripple and improve output voltage regulation.
To ensure stability, it's essential to follow the recommended PCB layout guidelines, use a sufficient output capacitor value (typically 1uF to 10uF), and ensure that the output capacitor is placed close to the device. Additionally, the input voltage should be within the recommended range, and the device should be operated within its specified temperature range.
The maximum output current capability of the TPS60403DBVR is 50mA. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations. It's essential to consult the datasheet and perform thermal calculations to ensure the device operates within its specified limits.
The TPS60403DBVR is specified to operate up to 85°C ambient temperature. However, the device's performance and reliability may degrade at higher temperatures. It's essential to consult the datasheet and perform thermal calculations to ensure the device operates within its specified limits. In high-temperature environments, it may be necessary to derate the output current or use additional thermal management techniques.
To minimize noise and ripple on the output voltage, it's essential to use a sufficient output capacitor value, place the capacitor close to the device, and ensure good PCB layout practices. Additionally, using a low-ESR output capacitor and minimizing the distance between the output capacitor and the device can help to reduce noise and ripple.
TPS60403DBVR datasheet
by Texas Instruments
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