REG1117A-1.8 The Texas Instruments REG1117A-1.8 is a linear voltage regulator with a fixed 1.8V output and a maximum output current of 1A. It is designed for operation over a wide temperature range.
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REG1117A-1.8

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments REG1117A-1.8 is a linear voltage regulator with a fixed 1.8V output and a maximum output current of 1A. It is designed for operation over a wide temperature range.
✓ Total Stock: 3,466 pcs
$ Price Range: $1.51

REG1117A-1.8 Available from 1 distributor

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REG1117A-1.8 Specifications Quick View

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

REG1117A-1.8 Description

Short technical summary and product information.

The Texas Instruments REG1117A-1.8 is a 1-A, fixed-output positive linear voltage regulator. It offers a stable 1.8V output voltage with a typical dropout voltage of 1200mV at 1A. The regulator operates from an input voltage range of 3.7V to 15V and features internal current limit and thermal overload protection.

 

This device is suitable for applications requiring a reliable and efficient linear regulation. Its operating temperature range is -40°C to 125°C, making it robust for various environmental conditions. The regulator is available in a surface-mount SOT-223-4 package.

 

Key electrical characteristics include a typical quiescent current of 4mA and a PSRR of 29dB at 100 KHz. The accuracy of the output voltage is within 2% maximum. The regulator is designed for applications such as SCSI-2 active termination, battery-powered instrumentation, and battery management circuits for portable devices.

REG1117A-1.8 Quick Information

Product Type: Linear Voltage Regulator
Series: REG1117A
Canonical Name: REG1117A-1.8 Linear Voltage Regulator
Subcategory: LDO Regulators

REG1117A-1.8 Compliance

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

REG1117A-1.8 Estimated Pricing

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1+ $1.51 $1.51

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

REG1117A-1.8 Features

  • 1A maximum output current.
  • Fixed 1.8V output voltage.
  • Wide -40°C to 125°C operating temperature.
  • Internal overcurrent protection.
  • Surface mount SOT-223-4 package.

REG1117A-1.8 Applications

  • SCSI-2 active termination.
  • Battery-powered instrumentation.
  • Notebook and palmtop battery management.
  • Hand-held data collection devices.

REG1117A-1.8 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the REG1117A-1.8?

The REG1117A-1.8 has a fixed output voltage of 1.8V.

What is the maximum output current of the REG1117A-1.8?

The maximum output current is 1A.

What is the input voltage range for the REG1117A-1.8?

The input voltage range is from 3.7V to 15V.

What is the operating temperature range of the REG1117A-1.8?

The operating temperature range is -40°C to 125°C.

What package is the REG1117A-1.8 available in?

The REG1117A-1.8 is available in a surface-mount SOT-223-4 package.

What protection features does the REG1117A-1.8 include?

The REG1117A-1.8 includes over-current and over-temperature protection.

What is the typical dropout voltage of the REG1117A-1.8 at 1A?

The typical dropout voltage is 1200mV at 1A load.

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