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100 mA low-dropout fixed regulator

LP2950-3.3 Internal Circuitry

Explore the internal circuitry and functional stages of LP2950-3.3.

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Inside LP2950-3.3

Reference, feedback and protection inside a compact package.

LP2950 functional cutaway with input, series-pass stage, fixed feedback divider, error amplifier, reference and thermal/current limits.
Functional architecture, not an exact transistor schematic or die floorplan.

Explore the circuit

Select a stage to see its role and connections

Compare

Compare a fraction of OUT with an internal reference.

Regulate

Control the series-pass stage to hold the 3.3 V rail.

Protect

Current and thermal controls constrain overloads.

Component view