Diodes Incorporated
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AS7805AT-E1
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AS7805AT-E1

Product Overview

Category

The AS7805AT-E1 belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable output voltage regardless of input fluctuations.

Characteristics

  • Input Voltage: 7V to 35V
  • Output Voltage: 5V
  • Maximum Output Current: 1A
  • Low Dropout Voltage: 2V
  • Thermal Overload Protection
  • Short Circuit Protection

Package

The AS7805AT-E1 comes in a TO-220 package.

Essence

The essence of the AS7805AT-E1 lies in its ability to provide a stable and regulated 5V output from varying input voltages.

Packaging/Quantity

It is typically available in reels or tubes with varying quantities depending on the supplier.

Specifications

  • Input Voltage Range: 7V to 35V
  • Output Voltage: 5V ±4%
  • Output Current: 1A
  • Dropout Voltage: 2V @ 1A
  • Operating Temperature Range: -40°C to 125°C
  • Line Regulation: 0.2% (Typical)
  • Load Regulation: 1% (Typical)

Detailed Pin Configuration

The AS7805AT-E1 has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)

Functional Features

  • Regulates input voltage to a stable 5V output
  • Provides thermal overload protection
  • Offers short circuit protection
  • Low dropout voltage ensures efficient regulation even with low input voltages

Advantages

  • Wide input voltage range
  • Stable and regulated output voltage
  • Thermal and short circuit protection
  • Suitable for various electronic applications

Disadvantages

  • Dropout voltage may limit use in low voltage applications
  • Higher power dissipation compared to more modern regulators

Working Principles

The AS7805AT-E1 operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant 5V output. It utilizes internal circuitry to provide protection against thermal overload and short circuits.

Detailed Application Field Plans

The AS7805AT-E1 is commonly used in various electronic devices such as: - Power supplies - Battery chargers - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the AS7805AT-E1 include: - LM7805 - L78M05 - UA7805

In conclusion, the AS7805AT-E1 voltage regulator offers a reliable solution for stabilizing voltage in electronic circuits, making it suitable for a wide range of applications across different industries.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AS7805AT-E1 en soluciones técnicas

  1. What is AS7805AT-E1?

    • AS7805AT-E1 is a 5V voltage regulator IC designed to provide a stable 5V output voltage from a higher input voltage source.

  2. What is the maximum input voltage for AS7805AT-E1?

    • The maximum input voltage for AS7805AT-E1 is typically around 35V, but it's important to refer to the datasheet for the specific model being used.

  3. What is the maximum output current of AS7805AT-E1?

    • The maximum output current of AS7805AT-E1 is around 1A, but this can vary based on operating conditions and thermal considerations.

  4. How do I connect AS7805AT-E1 in my circuit?

    • AS7805AT-E1 typically requires input and output capacitors for stability and proper operation. Refer to the datasheet for recommended connection diagrams and component values.

  5. What are the typical applications of AS7805AT-E1?

    • AS7805AT-E1 is commonly used in various electronic devices and circuits that require a stable 5V power supply, such as in microcontroller systems, sensors, and other low-power applications.

  6. Does AS7805AT-E1 require a heat sink?

    • Whether a heat sink is required for AS7805AT-E1 depends on the input voltage, output current, and ambient temperature. It's important to calculate the power dissipation and refer to the datasheet for thermal considerations.

  7. Can AS7805AT-E1 be used in automotive applications?

    • AS7805AT-E1 can be used in automotive applications, but it's essential to ensure that it meets the necessary automotive standards and requirements for reliability and performance.

  8. What are the key features of AS7805AT-E1?

    • Some key features of AS7805AT-E1 include overcurrent protection, thermal shutdown, and a wide input voltage range, making it suitable for various applications.

  9. Is AS7805AT-E1 available in different package types?

    • Yes, AS7805AT-E1 is available in different package types, such as TO-220 and TO-252, providing flexibility for different PCB layouts and thermal considerations.

  10. Where can I find the datasheet for AS7805AT-E1?

    • The datasheet for AS7805AT-E1 can be found on the manufacturer's website or through authorized distributors. It contains detailed information about electrical characteristics, application circuits, and thermal considerations.