AMS1117-3.3 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

It supports up to 1A output current, has a maximum input voltage of 12V, a typical dropout voltage of 1.3V, and features on-chip thermal limiting and 0.5% load regulation.

Engineers should verify the thermal design, as the device requires adequate heat sinking to stay within the 125°C junction temperature limit, and ensure the output capacitor meets the 10µF minimum and ESR requirements.

It is used as a post-regulator for switching DC/DC converters, in battery chargers, PC add-on cards, motherboard clock supplies, and set-top boxes.

The part is widely available and currently in active production, with high stock levels reported, indicating low supply chain risk.

Use the AMS1117-3.3 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about AMS1117-3.3 pinout to locate pins, power rails, and interface signals before layout.