Analog Devices Inc.
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ADP7118ARDZ
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ADP7118ARDZ

Product Overview

Category

The ADP7118ARDZ 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

  • Low dropout voltage
  • Low quiescent current
  • High PSRR (Power Supply Rejection Ratio)

Package

The ADP7118ARDZ comes in a small outline package (SOT-23) for easy integration into circuit designs.

Essence

This voltage regulator is essential for maintaining consistent power supply voltages in various electronic devices.

Packaging/Quantity

The ADP7118ARDZ is typically available in reels containing 3000 units.

Specifications

  • Input Voltage Range: 2.3V to 6.5V
  • Output Voltage Range: 1.2V to 5.0V
  • Dropout Voltage: 200mV at 100mA
  • Quiescent Current: 45µA
  • PSRR: 70dB at 1kHz

Detailed Pin Configuration

The ADP7118ARDZ has three pins: 1. VIN (Input Voltage) 2. GND (Ground) 3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage enables efficient regulation even with small input-output differentials.
  • Low quiescent current minimizes power consumption during standby or idle modes.
  • High PSRR ensures effective rejection of power supply variations and noise.

Advantages and Disadvantages

Advantages

  • Efficient voltage regulation
  • Low power consumption
  • Effective noise rejection

Disadvantages

  • Limited maximum input voltage range
  • Sensitive to external disturbances due to high PSRR

Working Principles

The ADP7118ARDZ utilizes a precision bandgap reference and error amplifier to compare the output voltage with a fixed internal reference. It then adjusts the pass transistor to maintain the desired output voltage.

Detailed Application Field Plans

The ADP7118ARDZ is suitable for various applications, including: - Battery-powered devices - Portable electronics - Sensor modules - Wearable devices

Detailed and Complete Alternative Models

Some alternative models to the ADP7118ARDZ include: - LM1117 - MCP1700 - TPS7A47

In conclusion, the ADP7118ARDZ is a versatile voltage regulator with efficient characteristics, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ADP7118ARDZ v technických řešeních

  1. What is the input voltage range of ADP7118ARDZ?

    • The input voltage range of ADP7118ARDZ is 2.3V to 6.5V.

  2. What is the output voltage accuracy of ADP7118ARDZ?

    • The output voltage accuracy of ADP7118ARDZ is ±1%.

  3. What is the maximum output current of ADP7118ARDZ?

    • The maximum output current of ADP7118ARDZ is 200mA.

  4. Does ADP7118ARDZ have thermal shutdown protection?

    • Yes, ADP7118ARDZ has built-in thermal shutdown protection.

  5. What is the typical dropout voltage of ADP7118ARDZ?

    • The typical dropout voltage of ADP7118ARDZ is 150mV at 100mA load.

  6. Can ADP7118ARDZ be used in battery-powered applications?

    • Yes, ADP7118ARDZ is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  7. Is ADP7118ARDZ suitable for noise-sensitive applications?

    • Yes, ADP7118ARDZ features low noise performance, making it suitable for noise-sensitive applications.

  8. What is the operating temperature range of ADP7118ARDZ?

    • The operating temperature range of ADP7118ARDZ is -40°C to 125°C.

  9. Does ADP7118ARDZ require external compensation components?

    • No, ADP7118ARDZ is stable with small ceramic capacitors and does not require external compensation components.

  10. Can ADP7118ARDZ be used in automotive applications?

    • Yes, ADP7118ARDZ is AEC-Q100 qualified and suitable for automotive applications.