LM317DCY The Texas Instruments LM317DCY is an adjustable linear voltage regulator. It offers an output current of 1.5A and an adjustable output voltage range from 1.25V to 37V.
Mfr Part #:

LM317DCY

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM317DCY is an adjustable linear voltage regulator. It offers an output current of 1.5A and an adjustable output voltage range from 1.25V to 37V.
✓ Total Stock: 201,473 pcs
$ Price Range: $0.28

LM317DCY Available from 4 distributors

✓ Authorised
✓ Non-Authorised

LM317DCY Specifications Quick View

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

LM317DCY Description

Short technical summary and product information.

The LM317DCY from Texas Instruments is a versatile three-terminal adjustable positive voltage regulator. It is capable of supplying over 1.5A of output current across an adjustable output voltage range of 1.25V to 37V. This device requires only two external resistors to set the output voltage, simplifying circuit design.

 

Key electrical characteristics include a typical line regulation of 0.01% and a typical load regulation of 0.1%. The regulator incorporates internal protection features such as short-circuit current limiting, thermal overload protection, and output safe-area compensation, ensuring reliable operation under various conditions.

 

Designed for surface mounting, the LM317DCY comes in a SOT-223-4 package. Its operating temperature range is from 0°C to 125°C. This component is suitable for a wide array of applications requiring adjustable positive voltage regulation.

 

Applications include power supplies, battery chargers, and various electronic systems where a stable and adjustable voltage is needed. Its built-in protection mechanisms make it a robust choice for demanding environments.

LM317DCY Quick Information

Product Type: Linear Voltage Regulator
Series: LM317
Canonical Name: LM317 Adjustable 3-Terminal Positive Voltage Regulator
Subcategory: Linear

LM317DCY Compliance

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

LM317DCY Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LM317DCY Features

  • Adjustable output voltage from 1.25V to 37V.
  • Output current capability greater than 1.5A.
  • Internal short-circuit and thermal protection.
  • Surface mount SOT-223-4 package.
  • Wide operating temperature range.

LM317DCY Applications

  • Adjustable power supply circuits.
  • Battery charging applications.
  • General purpose voltage regulation.
  • Power management systems.

LM317DCY FAQs

7 frequently asked questions generated from this part’s specifications.
What is the adjustable output voltage range for the LM317DCY?

The output voltage can be adjusted from 1.25 V to 37 V.

What is the maximum output current for the LM317DCY?

The output current is greater than 1.5 A.

What protection features are included in the LM317DCY?

It includes over current, over temperature, and short circuit protection.

What is the operating temperature range of the LM317DCY?

The operating temperature range is 0°C to 125°C.

What package type is the LM317DCY available in?

The LM317DCY is available in a SOT-223-4 package.

Is the LM317DCY RoHS compliant?

Yes, the LM317DCY is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the LM317DCY?

The Moisture Sensitivity Level is 1 Unlimited.

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