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AAT3238IGU-1.8-000
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AAT3238IGU-1.8-000

Product Overview

Category

The AAT3238IGU-1.8-000 belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage: 1.8V
  • Low Dropout Voltage: 300mV at 150mA
  • Low Quiescent Current: 75μA
  • Package: SOT-23-5
  • Operating Temperature Range: -40°C to +85°C

Package

The AAT3238IGU-1.8-000 is available in a SOT-23-5 package.

Essence

This voltage regulator provides a stable output voltage for various electronic applications, enhancing the performance and reliability of the connected devices.

Packaging/Quantity

The AAT3238IGU-1.8-000 is typically packaged in reels with a quantity of 3000 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage: 1.8V ±2%
  • Dropout Voltage: 300mV at 150mA
  • Quiescent Current: 75μA
  • Load Regulation: 0.05% typical
  • Line Regulation: 0.02% typical
  • Ripple Rejection: 70dB at 1kHz
  • Thermal Shutdown
  • Short-Circuit Protection

Detailed Pin Configuration

The AAT3238IGU-1.8-000 has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. EN (Enable)

Functional Features

  • Low dropout voltage
  • Low quiescent current
  • Wide input voltage range
  • Thermal shutdown protection
  • Short-circuit protection
  • High ripple rejection

Advantages and Disadvantages

Advantages

  • Stable output voltage
  • Wide operating temperature range
  • Small package size
  • Low dropout voltage
  • Low quiescent current

Disadvantages

  • Limited output current capacity
  • Noisy output at high frequencies

Working Principles

The AAT3238IGU-1.8-000 uses a feedback control mechanism to maintain a constant output voltage despite variations in input voltage and load conditions. It employs a reference voltage and error amplifier to adjust the pass transistor, ensuring a regulated output.

Detailed Application Field Plans

The AAT3238IGU-1.8-000 is suitable for various battery-powered applications, portable devices, IoT devices, and other low-power electronics requiring a stable and efficient voltage regulation.

Detailed and Complete Alternative Models

  • AAT3221IGV-1.8-T1: 1.8V, 150mA, SOT-23-5
  • AAT3232IGV-1.8-T1: 1.8V, 300mA, SOT-23-5
  • AAT3236IGV-1.8-T1: 1.8V, 500mA, SOT-23-5
  • AAT3242IGV-1.8-T1: 1.8V, 1A, SOT-23-5

In conclusion, the AAT3238IGU-1.8-000 is a versatile voltage regulator offering stable and efficient voltage regulation for a wide range of electronic applications. Its compact size, low dropout voltage, and thermal protection make it an ideal choice for battery-powered and low-power devices. However, users should consider its limited output current capacity and potential output noise at high frequencies when selecting this component for their designs.

Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням AAT3238IGU-1.8-000 у технічних рішеннях

  1. What is the AAT3238IGU-1.8-000?

    • The AAT3238IGU-1.8-000 is a low dropout (LDO) linear regulator designed to provide a fixed output voltage of 1.8V.

  2. What are the typical applications for the AAT3238IGU-1.8-000?

    • It is commonly used in battery-powered devices, portable electronics, and other applications where a stable 1.8V power supply is required.

  3. What is the input voltage range for the AAT3238IGU-1.8-000?

    • The input voltage range is typically between 2.5V and 5.5V.

  4. What is the maximum output current of the AAT3238IGU-1.8-000?

    • The maximum output current is typically 300mA.

  5. What are the key features of the AAT3238IGU-1.8-000?

    • Some key features include low dropout voltage, low quiescent current, thermal shutdown protection, and short-circuit current limiting.

  6. Can the AAT3238IGU-1.8-000 be used in automotive applications?

    • Yes, it is suitable for automotive applications within its specified operating conditions.

  7. What are the recommended input and output capacitors for the AAT3238IGU-1.8-000?

    • It is recommended to use 1μF ceramic capacitors for input and output stabilization.

  8. Does the AAT3238IGU-1.8-000 require any external components for operation?

    • Yes, it requires input and output capacitors for stability and proper operation.

  9. Is the AAT3238IGU-1.8-000 available in different package options?

    • Yes, it is available in various package options including SOT-23 and TSOT-23.

  10. What are the typical operating temperature ranges for the AAT3238IGU-1.8-000?

    • The typical operating temperature ranges from -40°C to 85°C, making it suitable for a wide range of environments.