REG104GA-3.3 The Texas Instruments REG104GA-3.3 is a 1-A, low-dropout linear voltage regulator providing a stable 3.3V output. It is designed for applications requiring low noise and fast transient response.
Mfr Part #:

REG104GA-3.3

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments REG104GA-3.3 is a 1-A, low-dropout linear voltage regulator providing a stable 3.3V output. It is designed for applications requiring low noise and fast transient response.
✓ Total Stock: 14,617 pcs
$ Price Range: $4.55

REG104GA-3.3 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
13,197 pcs
13197 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
1,420 pcs
1420 pcs On Request 1 On Request On Request On Request On Request On Request

REG104GA-3.3 Specifications Quick View

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

REG104GA-3.3 Description

Short technical summary and product information.

The REG104GA-3.3 from Texas Instruments is a low-noise, low-dropout (LDO) linear voltage regulator. It features a fixed 3.3V output voltage and can supply up to 1A of current. Its DMOS topology offers an ultra-low dropout voltage of 230mV typical at 1A, making it efficient for battery-powered devices.

 

Key electrical characteristics include a PSRR of 65dB at 120Hz and high accuracy of ±2% maximum. The regulator operates over a temperature range of -40°C to 85°C. It includes over-current and over-temperature protection features.

 

This device is available in a compact SOT-223-6 surface-mount package, suitable for space-constrained designs. The regulator does not require an output capacitor for stability, simplifying circuit design. It also features a low ground pin current, with only 0.5µA in the disabled state.

 

Applications for the REG104GA-3.3 include portable communication devices, battery-powered equipment, modems, bar-code scanners, and backup power supplies where stable and low-noise voltage regulation is critical.

REG104GA-3.3 Quick Information

Product Type: Voltage Regulator - Linear
Series: REG104
Canonical Name: REG104GA-3.3 Low-Dropout Voltage Regulator
Subcategory: Low-Dropout (LDO) Regulator

REG104GA-3.3 Compliance

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

REG104GA-3.3 Estimated Pricing

Qty Low High
1+ $4.55 $4.55

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

REG104GA-3.3 Features

  • Provides a stable 3.3V output voltage.
  • Capable of delivering up to 1A of current.
  • Features ultra-low dropout voltage.
  • Operates from -40°C to 85°C.
  • Available in SOT-223-6 package.

REG104GA-3.3 Applications

  • Ideal for portable communication devices.
  • Suitable for battery-powered equipment.
  • Used in modems and bar-code scanners.
  • Applicable for backup power supplies.

REG104GA-3.3 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the output voltage of the REG104GA-3.3?

The REG104GA-3.3 provides a fixed output voltage of 3.3V.

What is the maximum output current for the REG104GA-3.3?

The REG104GA-3.3 can supply a maximum output current of 1A.

What is the dropout voltage of the REG104GA-3.3?

The typical dropout voltage is 230mV at 1A, and the maximum dropout voltage is 0.48V at 1A.

What is the operating temperature range for the REG104GA-3.3?

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

What package type is the REG104GA-3.3 available in?

The REG104GA-3.3 is available in a SOT-223-6 package.

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