The maximum power dissipation of TLC2272IPWR 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 gain resistor (Rg) for TLC2272IPWR can be chosen based on the desired gain (G) using the formula: Rg = (G - 1) * Rf, where Rf is the feedback resistor. A higher gain requires a smaller Rg, and a lower gain requires a larger Rg.
The input impedance of TLC2272IPWR is typically around 1MΩ, but it can vary depending on the specific application and operating conditions. It's recommended to use an input resistor (Rin) to match the impedance of the signal source to the input impedance of the op-amp.
Yes, TLC2272IPWR can be used as a comparator, but it's not recommended due to its relatively slow slew rate (0.5V/μs) and limited bandwidth (5.9MHz). For comparator applications, it's better to use a dedicated comparator IC like the LM339 or LM393.
To reduce noise in TLC2272IPWR circuits, use proper PCB layout techniques, such as separating analog and digital grounds, using decoupling capacitors, and minimizing trace lengths. Additionally, consider using a noise-reducing capacitor (e.g., 10nF) between the inverting input and ground.
TLC2272IPWR datasheet
by Texas Instruments
