MC33269T-3.3G by Onsemi is a fixed positive single output LDO regulator with a max output current of 0.8 A and a dropout voltage of 1.35 V. It is commonly used in applications that require stable voltage regulation, such as power supplies for electronic devices.
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .83 W; No. of Elements: 1; Transistor Application: SWITCHING;
ULN2803ADW by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85 °C and has a max supply voltage of 3 V. Ideal for applications requiring buffer or inverter-based peripheral drivers with sink current flow direction.