The maximum power dissipation of TLC2262IDR is 670mW at 25°C free-air temperature, and it can be calculated using the formula: Pd = (TJ - TA) / θJA, where TJ is the junction temperature, TA is the ambient temperature, and θJA is the junction-to-ambient thermal resistance.
The input capacitor should be chosen based on the input voltage ripple requirement, output voltage, and the desired ESR (Equivalent Series Resistance). A general rule of thumb is to choose a capacitor with a capacitance value of at least 10uF and a voltage rating of at least 1.5 times the maximum input voltage.
The enable pin (EN) is used to turn the regulator on or off. When EN is high, the regulator is enabled, and when EN is low, the regulator is disabled. This pin can be used to implement power sequencing or to turn off the regulator when not in use.
To ensure stability in TLC2262IDR, it is recommended to use a minimum output capacitance of 10uF, and to keep the output capacitor ESR below 1 ohm. Additionally, the input capacitor should be placed close to the regulator, and the output capacitor should be placed close to the load.
The maximum output current of TLC2262IDR is 250mA. However, the actual output current may be limited by the input voltage, output voltage, and the thermal dissipation of the regulator.
TLC2262IDR datasheet
by Texas Instruments
