Key facts
- Brand
- Fairchild
- Model
- LM317
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-03-28
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Fairchild LM317 3-Terminal Positive Adjustable Regulator Datasheet
The LM317 is a monolithic 3‑terminal positive voltage regulator capable of supplying more than 1.5 A of load current with an output voltage adjustable from 1.2 V to 37 V. It includes internal current limiting, thermal shutdown, and safe‑area compensation.
The datasheet lists absolute maximum ratings, electrical characteristics, typical performance curves, and physical dimensions for the TO‑220 and D2 PAK packages. It also contains a life‑support policy stating the device is not authorized for critical life‑support applications without written approval.
Fairchild LM317 specifications
| Maximum Output Current | >1.5 A |
|---|---|
| Adjustable Output Voltage Range | 1.2 V – 37 V |
| Package Types | TO‑220, D2 PAK |
| Operating Temperature Range | 0 °C – 125 °C |
| Maximum Power Dissipation | 20 W |
| Ripple Rejection | 66 dB |
Source: Fairchild LM317 3-Terminal Positive Adjustable Regulator Datasheet
All Fairchild LM317 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum output current of the LM317?
The LM317 can supply more than 1.5 A of load current.
From: Fairchild LM317 3-Terminal Positive Adjustable Regulator Datasheet
Which package options are available for the LM317?
The device is offered in TO‑220 and D2 PAK packages.
From: Fairchild LM317 3-Terminal Positive Adjustable Regulator Datasheet
What is the maximum output current of the LM317?
The LM317 can supply up to 1.54 A of load current.
What voltage range can the LM317 be adjusted to?
The output voltage can be adjusted between 1.2 V and 37 V.