REG103UA-A/2K5 The Texas Instruments REG103UA-A/2K5 is a linear voltage regulator offering a 500-mA output current and adjustable output voltage. It features a low dropout voltage and operates within a -40°C to 85°C temperature range.
Mfr Part #:

REG103UA-A/2K5

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments REG103UA-A/2K5 is a linear voltage regulator offering a 500-mA output current and adjustable output voltage. It features a low dropout voltage and operates within a -40°C to 85°C temperature range.
✓ Total Stock: 25,829 pcs
$ Price Range: $3.33

REG103UA-A/2K5 Available from 1 distributor

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REG103UA-A/2K5 Specifications Quick View

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

REG103UA-A/2K5 Description

Short technical summary and product information.

The REG103UA-A/2K5 from Texas Instruments is a low-dropout (LDO) linear voltage regulator designed for applications requiring stable power delivery. It provides an adjustable positive output voltage and can supply up to 500 mA of current. Key electrical characteristics include a low dropout voltage of 280 mV at 500 mA and a typical ground current of 0.7 mA. The regulator also features over current and over temperature protection, along with an enable control feature.

 

This device is housed in an 8-SOIC package, suitable for surface mounting. The operating temperature range is specified from -40°C to 85°C, making it suitable for a variety of environmental conditions. Its design incorporates features like fast transient response and very low noise (33 μVrms), along with high accuracy of ±2% maximum.

 

Applications for the REG103UA-A/2K5 include portable communication devices, battery-powered equipment, personal digital assistants, modems, bar-code scanners, and backup power supplies. The regulator's low ground pin current, especially when not enabled (0.5 μA), contributes to power efficiency in battery-operated systems.

REG103UA-A/2K5 Quick Information

Product Type: Linear Voltage Regulator
Series: REG103
Canonical Name: REG103UA-A/2K5 Low-Dropout Voltage Regulator
Subcategory: LDO Regulators

REG103UA-A/2K5 Compliance

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

REG103UA-A/2K5 Estimated Pricing

Qty Low High
1+ $3.33 $3.33

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

REG103UA-A/2K5 Features

  • Adjustable positive output voltage regulator.
  • 500-mA output current capability.
  • Low dropout voltage: 115mV typical.
  • Very low noise: 33μVrms.
  • Surface mount 8-SOIC package.

REG103UA-A/2K5 Applications

  • Ideal for portable communication devices.
  • Suitable for battery-powered equipment.
  • Used in personal digital assistants.
  • Applicable for bar-code scanners.
  • Designed for backup power supplies.

REG103UA-A/2K5 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the output voltage range of the REG103UA-A/2K5?

The REG103UA-A/2K5 has an adjustable output voltage with a maximum of 5.5V.

What is the maximum output current of the REG103UA-A/2K5?

The REG103UA-A/2K5 can deliver up to 500mA output current.

What is the dropout voltage of the REG103UA-A/2K5?

The maximum dropout voltage is 0.28V at 500mA output current.

What is the operating temperature range of the REG103UA-A/2K5?

The operating temperature range is -40°C to +85°C.

What package is the REG103UA-A/2K5 available in?

The REG103UA-A/2K5 is available in an 8-SOIC surface-mount package.

Does the REG103UA-A/2K5 include protection features?

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

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