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LD1117S50TR The STMicroelectronics LD1117S50TR is a linear voltage regulator IC providing a fixed 5V output at up to 800mA. It features a surface mount SOT-223 package.
Mfr Part #:

LD1117S50TR

Available from 8 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics LD1117S50TR is a linear voltage regulator IC providing a fixed 5V output at up to 800mA. It features a surface mount SOT-223 package.
✓ Total Stock: 429,410 pcs
$ Price Range: $0.28

LD1117S50TR Available from 8 distributors

✓ Authorised
✓ Non-Authorised
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LD1117S50TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Industrial Grade
Lead Style
Medical Grade
Military Grade
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
SVHC Present
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)
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LD1117S50TR Description

Short technical summary and product information.

The STMicroelectronics LD1117S50TR is a linear voltage regulator designed for various applications requiring a stable 5V power supply. It can deliver a continuous output current of up to 800mA, with a typical voltage dropout of 1.2V at this current. The device operates within a temperature range of 0°C to 125°C and includes protection features against over current and over temperature.

 

This regulator is housed in a SOT-223 surface mount package, making it suitable for compact electronic designs. It offers a positive fixed output and includes features like 75dB PSRR at 120Hz. The component is RoHS3 compliant.

 

Key electrical characteristics include a 5V fixed output voltage and an 800mA output current capability. The operating temperature range ensures reliability in various environmental conditions. The SOT-223 package facilitates easy integration into printed circuit boards using surface mount technology.

LD1117S50TR Quick Information

Product Type: Voltage Regulator - Linear
Canonical Name: STMicroelectronics LD1117S50TR Linear Voltage Regulator
Subcategory: Voltage Regulators - Linear

LD1117S50TR Compliance

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

LD1117S50TR Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LD1117S50TR Features

  • Fixed 5V positive output voltage.
  • Up to 800mA output current.
  • Low 1.2V dropout voltage at 800mA.
  • 0°C to 125°C operating temperature range.
  • SOT-223 surface mount package.

LD1117S50TR Applications

  • Provides stable 5V power.
  • Suitable for embedded systems.
  • Used in compact designs.
  • Offers overcurrent protection.
  • Features overtemperature protection.

LD1117S50TR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LD1117S50TR?

The output voltage is fixed at 5V.

What is the maximum output current?

The maximum output current is 800mA.

What is the dropout voltage at full load?

The typical dropout voltage is 1.2V at 800mA.

What is the operating temperature range?

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

What package is the device available in?

The device is available in TO-261-4 / TO-261AA, also known as SOT-223.

Does the regulator include protection features?

Yes, it includes over-current and over-temperature protection.

What is the PSRR at 120Hz?

The PSRR is 75dB at 120Hz.

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