LM317T The Texas Instruments LM317T is an adjustable positive linear voltage regulator. It offers an output voltage range of 1.2V to 37V and a current output of up to 1.5A.
Mfr Part #:

LM317T

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM317T is an adjustable positive linear voltage regulator. It offers an output voltage range of 1.2V to 37V and a current output of up to 1.5A.
✓ Total Stock: 158 pcs
$ Price Range: $0.28

LM317T Available from 5 distributors

✓ Authorised
✓ Non-Authorised

LM317T Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Protection Features
Supplier Device Package
Voltage

LM317T Description

Short technical summary and product information.

The LM317T from Texas Instruments is a versatile adjustable positive linear voltage regulator. It is designed to supply currents in excess of 1.5A over an output voltage range from 1.2V to 37V. This regulator is easy to use, requiring only two external resistors to set the output voltage.

 

Key features include internal current limiting, thermal shutdown, and safe area compensation, making it highly reliable and essentially blow-out proof. The device operates with an input voltage up to 40V and has a quiescent current of 10mA. Its PSRR is rated at 64dB at 120Hz.

 

The LM317T is housed in a TO-220-3 package, suitable for through-hole mounting. It operates within a temperature range of 0°C to 125°C and includes protection features against over current, over temperature, and short circuits. This makes it suitable for a wide variety of applications, including local on-card regulation and programmable output regulators.

LM317T Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: LM317T Adjustable Positive Linear Voltage Regulator
Subcategory: Linear

LM317T Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM317T Estimated Pricing

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1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM317T Features

  • Adjustable positive voltage regulator.
  • Output voltage range 1.2V to 37V.
  • Maximum output current of 1.5A.
  • Internal over current protection.
  • TO-220-3 through-hole package.

LM317T Applications

  • Local on-card voltage regulation for PCBs.
  • Programmable output voltage regulator circuits.
  • Precision current regulator with external resistor.
  • Adjustable power supply for lab equipment.

LM317T FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the LM317T?

The LM317T can be adjusted from 1.2V to 37V.

What package type is the LM317T available in?

TO-220-3 through-hole package.

What is the operating temperature range?

0°C to 125°C.

What is the maximum input voltage?

40V.

What is the output current capability?

1.5A.

What protection features does the LM317T include?

Over current, over temperature, and short circuit protection.

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