MMBT5551 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

It is primarily used in medium-power amplification and switching circuits where high collector-emitter voltage (up to 160V) is required.

Key specs include a 160V VCEO, 600mA collector current, 300mW power dissipation, and a transition frequency of 100MHz.

Engineers should review the thermal resistance (RθJA = 416°C/W) to ensure the device stays within its 150°C junction temperature limit under load.

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: low; readiness: easy.

Use the MMBT5551 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about MMBT5551 pinout to locate pins, power rails, and interface signals before layout.