LM120 - 3-Terminal Negative Regulators

National Semiconductor

LM120 Datasheet Preview — Preview of LM120 PDF

Datasheet Details

Part number	LM120
Manufacturer	National Semiconductor ↗
File Size	538.43 KB
Description	3-Terminal Negative Regulators
Datasheet	LM120-NationalSemiconductor.pdf

LM120 Product details

Description

The LM120 series are three-terminal negative regulators with a fixed output voltage of 5V, 12V, and 15V, and up to 1.5A load current capability. 1.2V to 47V. a compensation capacitor at the output, making them easy to apply.

Features

Preset output voltage error less than ±3%.
Preset current limit.
Internal thermal shutdown.
Operates with input-output voltage differential down to 1V.
Excellent ripple rejection.
Low temperature drift.
Easily adjustable to higher output voltage LM120 Series Packages and Power Capability Rated Design Device Package Power Load Dissipation Current LM120/LM320 TO-3 (K) 20W 1.5A TO-39 (H) 2W 0.5A LM320 TO-220 (T) 15W 1.5A Typical.

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Published: Sep 14, 2025 |