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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.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AAT3238IGU-1.8-000 i tekniska lösningar

  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.