Analog Devices Inc.
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ADM7172ACPZ-3.3-R7
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ADM7172ACPZ-3.3-R7

Product Overview

Category

ADM7172ACPZ-3.3-R7 belongs to the category of voltage regulators.

Use

This product is used to regulate voltage in electronic circuits.

Characteristics

  • High precision voltage regulation
  • Low dropout voltage
  • Low quiescent current
  • Thermal shutdown protection

Package

ADM7172ACPZ-3.3-R7 comes in a small outline package (SOP) with 8 pins.

Essence

The essence of this product lies in its ability to provide stable and accurate voltage regulation for various electronic applications.

Packaging/Quantity

ADM7172ACPZ-3.3-R7 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V to 6.5V
  • Output Voltage: 3.3V
  • Dropout Voltage: 200mV at 1A load current
  • Quiescent Current: 45µA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. BYP: Bypass capacitor pin
  5. NC: No connection
  6. VOUT: Output voltage pin
  7. NC: No connection
  8. VREF: Reference voltage pin

Functional Features

  • High accuracy voltage regulation
  • Fast transient response
  • Low noise output
  • Overcurrent and thermal protection
  • Enable/disable control

Advantages

  • Precise voltage regulation ensures stable performance of connected devices
  • Low dropout voltage minimizes power dissipation
  • Low quiescent current extends battery life in portable applications
  • Thermal shutdown protection prevents damage due to excessive heat

Disadvantages

  • Limited input voltage range (2.5V to 6.5V)
  • Higher cost compared to standard linear regulators
  • Requires external bypass capacitor for optimal performance

Working Principles

ADM7172ACPZ-3.3-R7 is a linear voltage regulator that uses a feedback mechanism to maintain a constant output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to achieve the desired output voltage. The enable pin allows the user to control the regulator's operation.

Detailed Application Field Plans

This voltage regulator can be used in various electronic applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

  1. ADM7172ACPZ-2.5-R7: Output voltage of 2.5V
  2. ADM7172ACPZ-5.0-R7: Output voltage of 5.0V
  3. ADM7172ACPZ-ADJ-R7: Adjustable output voltage

These alternative models provide different output voltage options to suit specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ADM7172ACPZ-3.3-R7 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ADM7172ACPZ-3.3-R7 in technical solutions:

  1. Q: What is the ADM7172ACPZ-3.3-R7? A: The ADM7172ACPZ-3.3-R7 is a low dropout linear regulator (LDO) IC that provides a regulated output voltage of 3.3V.

  2. Q: What is the input voltage range for the ADM7172ACPZ-3.3-R7? A: The input voltage range for the ADM7172ACPZ-3.3-R7 is typically between 2.5V and 6.5V.

  3. Q: What is the maximum output current of the ADM7172ACPZ-3.3-R7? A: The ADM7172ACPZ-3.3-R7 can provide a maximum output current of 500mA.

  4. Q: How does the ADM7172ACPZ-3.3-R7 achieve low dropout voltage? A: The ADM7172ACPZ-3.3-R7 uses a PNP pass transistor architecture, which allows it to achieve low dropout voltage.

  5. Q: Can the ADM7172ACPZ-3.3-R7 be used in battery-powered applications? A: Yes, the ADM7172ACPZ-3.3-R7 is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.

  6. Q: Does the ADM7172ACPZ-3.3-R7 have built-in thermal shutdown protection? A: Yes, the ADM7172ACPZ-3.3-R7 has built-in thermal shutdown protection to prevent overheating.

  7. Q: Can the ADM7172ACPZ-3.3-R7 be used in automotive applications? A: Yes, the ADM7172ACPZ-3.3-R7 is qualified for automotive applications and meets the AEC-Q100 standard.

  8. Q: What is the typical output voltage accuracy of the ADM7172ACPZ-3.3-R7? A: The typical output voltage accuracy of the ADM7172ACPZ-3.3-R7 is ±1%.

  9. Q: Does the ADM7172ACPZ-3.3-R7 require any external components for operation? A: Yes, the ADM7172ACPZ-3.3-R7 requires a few external capacitors for stability and noise filtering.

  10. Q: Can the ADM7172ACPZ-3.3-R7 be used in space-constrained applications? A: Yes, the ADM7172ACPZ-3.3-R7 is available in a small package (LFCSP) and is suitable for space-constrained applications.

Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.