REF3125AQDBZRQ1

Product Overview

Category: Voltage Regulator
Use: This voltage regulator is designed to provide a stable output voltage for various electronic devices.
Characteristics: It offers high precision, low dropout voltage, and thermal shutdown protection.
Package: The REF3125AQDBZRQ1 comes in a small outline package (SOT-23) for easy integration into compact designs.
Essence: The essence of this product lies in its ability to maintain a constant output voltage despite fluctuations in input voltage and load conditions.
Packaging/Quantity: It is typically available in reels containing a specific quantity based on the manufacturer's specifications.

Specifications

Input Voltage Range: 2.3V to 18V
Output Voltage Range: 1.25V to 16V
Dropout Voltage: 300mV at 50mA
Quiescent Current: 75µA
Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The REF3125AQDBZRQ1 has three pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin

Functional Features

High precision output voltage
Low dropout voltage
Thermal shutdown protection
Excellent line and load regulation

Advantages and Disadvantages

Advantages: - Stable output voltage - Wide input voltage range - Low quiescent current

Disadvantages: - Limited maximum output current - Sensitive to external noise and disturbances

Working Principles

The REF3125AQDBZRQ1 utilizes a reference voltage and error amplifier to compare the actual output voltage with the desired voltage. It then adjusts the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

This voltage regulator is suitable for a wide range of applications including: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

LM317: A versatile adjustable voltage regulator with higher output current capability.
LT1086: Offers lower dropout voltage and higher output current compared to the REF3125AQDBZRQ1.
LM2940: Provides a fixed output voltage with low dropout voltage for cost-effective designs.

This comprehensive entry provides an in-depth understanding of the REF3125AQDBZRQ1 voltage regulator, covering its specifications, features, application areas, and alternative models.

Word Count: 318

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací REF3125AQDBZRQ1 v technických řešeních

What is REF3125AQDBZRQ1?
- REF3125AQDBZRQ1 is a precision voltage reference with low temperature drift and high accuracy, commonly used in technical solutions requiring stable voltage references.
What is the typical output voltage of REF3125AQDBZRQ1?
- The typical output voltage of REF3125AQDBZRQ1 is 2.5V.
What is the temperature range for REF3125AQDBZRQ1?
- REF3125AQDBZRQ1 operates over a temperature range of -40°C to 125°C.
What are the key features of REF3125AQDBZRQ1?
- Key features of REF3125AQDBZRQ1 include low temperature drift, high accuracy, low dropout voltage, and low quiescent current.
How is REF3125AQDBZRQ1 typically used in technical solutions?
- REF3125AQDBZRQ1 is commonly used as a stable voltage reference in precision analog-to-digital converters, data acquisition systems, and industrial control systems.
What is the supply voltage requirement for REF3125AQDBZRQ1?
- REF3125AQDBZRQ1 operates from a supply voltage range of 4.5V to 40V.
Does REF3125AQDBZRQ1 require an external capacitor?
- Yes, REF3125AQDBZRQ1 requires an external bypass capacitor for stability and noise reduction.
Is REF3125AQDBZRQ1 available in a small package for space-constrained applications?
- Yes, REF3125AQDBZRQ1 is available in a small SOT-23 package, making it suitable for space-constrained applications.
What is the long-term stability of REF3125AQDBZRQ1?
- REF3125AQDBZRQ1 offers excellent long-term stability, making it suitable for applications requiring reliable voltage references over time.
Are there any application notes or reference designs available for using REF3125AQDBZRQ1 in technical solutions?
- Yes, Texas Instruments provides application notes and reference designs for integrating REF3125AQDBZRQ1 into various technical solutions, offering guidance on best practices and performance optimization.