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100 mA adjustable linear regulator

LM317L Basic Circuit

Build a basic LM317L circuit with labeled pins, component values and connection guidance.

Package view

LM317L in a circuit

TO-92 regulator with named electrical nets and a defined load.

Physical LM317LCLP front view with ADJ3 OUT2 IN1,220ohm660ohm divider,500ohm load,0.1uF input and1uF output capacitor.
All matching net labels connect. TO-92 lead order shown; use the package pinout for SOIC.

Connect it, step by step

Follow the component values and pin connections

Supply

Supply INPUT1 from 9 V and share all ground returns.

Feedback

220 Ω from OUT2 to ADJ3 and 660 Ω to ground set the voltage.

Load

A 500 Ω load draws approximately 10 mA; the divider adds 5.68 mA.

Component view