AS7809ADTR-E1

Product Overview

Category

AS7809ADTR-E1 belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize the output voltage in electronic circuits.

Characteristics

• Provides a fixed output voltage.
• Offers high precision and low dropout voltage.
• Operates within a wide input voltage range.
• Can handle high current loads.
• Exhibits excellent line and load regulation.

Package

AS7809ADTR-E1 comes in a TO-252 package.

Essence

The essence of AS7809ADTR-E1 is to ensure a stable and reliable power supply by regulating the output voltage.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 10V - 35V
• Output Voltage: 9V
• Output Current: Up to 1A
• Dropout Voltage: 1.2V (max)
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

AS7809ADTR-E1 has three pins:

1. Vin (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground pin.
3. Vout (Pin 3): Output voltage pin.

Functional Features

• High accuracy voltage regulation.
• Overcurrent and thermal protection.
• Short-circuit protection.
• Low quiescent current.
• Fast transient response.

Advantages and Disadvantages

Advantages

• Precise and stable output voltage.
• Wide input voltage range.
• High current handling capability.
• Excellent line and load regulation.
• Built-in protection features.

Disadvantages

• Dropout voltage may cause power dissipation.
• Requires external capacitors for stability.

Working Principles

AS7809ADTR-E1 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

AS7809ADTR-E1 finds applications in various electronic devices, including: - Power supplies - Battery chargers - Audio amplifiers - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to AS7809ADTR-E1 are: - LM7809 - LT1084 - ADP3339

These models offer similar functionality and can be used as alternatives depending on specific requirements.

In conclusion, AS7809ADTR-E1 is a voltage regulator that provides stable and precise output voltage regulation. With its wide input voltage range, high current handling capability, and built-in protection features, it is suitable for a wide range of applications in various industries.