LM317
(ACTIVE) 3/4 Pin 1.5A Adjustable Positive Voltage Regulator

Description &
Features
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Buy
Technical
Documents
Tools &
Software
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Sample & Buy

Free Samples Buy from Authorized Distributors Part # Status Replaced By Temp (oC) Price | QTY Package | Pins Device Marking Package QTY | Carrier Distributor Inventory TI 1k Lead Time
Contact TI Distributor or Sales Office
LM317DCY ACTIVE   0 to 125 0.43 | 1ku SOT-223 (DCY) | 4 View 80 | TUBE >5K 1k quantity lead time: In stock
Contact TI Distributor or Sales Office
LM317DCYG3 ACTIVE   0 to 125 0.43 | 1ku SOT-223 (DCY) | 4 View 80 | TUBE >5K 1k quantity lead time: In stock
Contact TI Distributor or Sales Office
LM317DCYR ACTIVE   0 to 125 0.36 | 1ku SOT-223 (DCY) | 4 View 2500 | LARGE T&R >5K 1k quantity lead time: In stock
Contact TI Distributor or Sales Office
LM317DCYRG3 ACTIVE   0 to 125 0.36 | 1ku SOT-223 (DCY) | 4 View 2500 | LARGE T&R >5K 1k quantity lead time: In stock
Not Available
LM317KC OBSOLETE LM317KCS 0 to 125 Contact Distributor TO-220 (KC) | 3 View   >5K For lead times contact TI Authorized Distributor or local TI sales office
Not Available
LM317KCE3 OBSOLETE   0 to 125 Contact Distributor TO-220 (KC) | 3 View   1K - 5K For lead times contact TI Authorized Distributor or local TI sales office
Contact TI Distributor or Sales Office
LM317KCS ACTIVE   0 to 125 0.36 | 1ku TO-220 (KCS) | 3 View 50 | TUBE >5K 1k quantity lead time: In stock
Contact TI Distributor or Sales Office
LM317KCSE3 ACTIVE   0 to 125 0.36 | 1ku TO-220 (KCS) | 3 View 50 | TUBE >5K 1k quantity lead time: In stock
LM317KCT ACTIVE   0 to 125 0.27 | 1ku TO-220 (KCT) | 3 View 50 | TUBE >5K 1k quantity lead time: In stock
Not Available
LM317KTER OBSOLETE   0 to 125 Contact Distributor (KTE) | 3 View   >5K For lead times contact TI Authorized Distributor or local TI sales office
LM317KTTR ACTIVE   0 to 125 0.43 | 1ku DDPAK/TO-263 (KTT) | 3 View 500 | LARGE T&R >5K 1k quantity lead time: In stock
LM317KTTRG3 ACTIVE   0 to 125 0.43 | 1ku DDPAK/TO-263 (KTT) | 3 View 500 | LARGE T&R 1K - 5K For lead times contact TI Authorized Distributor or local TI sales office

* Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For higher volume price quotes,prices in local currency or delivery quotes, please contact your local Texas Instruments Sales Office or Authorized Distributor.

Technical Documents

Datasheet (1)

Title Type Size (KB) Date Views
PDF 792 28 Feb 2013

Application Notes (3)

Title Abstract Type Size (KB) Date Views
PDF 1939 28 Oct 2013 1,481
PDF 140 27 Jul 2009 3,678
PDF 782 30 Jun 2009 3,359

User Guides (1)

Selection & Solution Guides (3)

Title Type Size (KB) Date Views
PDF 6000 11 Jul 2013 27,696
PDF 9707 08 Jan 2013 5,345
PDF 11357 19 Jun 2013 6,582

Reference Designs




Support & Community


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Training & Events

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Digital Power Supply Design Workshop
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Multi-Day Workshops   Tue, 06 May 2014 - Thu, 08 May 2014  
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This video is a must see for anyone involved with the design in of a battery charger for a high current portable device.
On-Line Training   On Demand  
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On-Line Training   On Demand  
Wireless Power Tx Design
If you have difficulty in designing Wireless Power Transmitters, this video will provide you with a lot of tips for doing it.
On-Line Training   On Demand  
PCB Layout Guidelines for Fuel Gauge Design
The pack designer must take care to design the hardware to protect the pack in the conditions where it will be used.
On-Line Training   On Demand  
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