Analog Devices Inc.
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ADP2139ACBZ-3.3-R7
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ADP2139ACBZ-3.3-R7

Overview

Product Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Low quiescent current - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: CBZ package

Essence: The ADP2139ACBZ-3.3-R7 is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.

Packaging/Quantity: The ADP2139ACBZ-3.3-R7 is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V - 5.5V
  • Output Voltage: 3.3V
  • Output Current: Up to 500mA
  • Dropout Voltage: 200mV at 300mA
  • Quiescent Current: 45µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ADP2139ACBZ-3.3-R7 has the following pin configuration:

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. FB (Feedback)
  5. VOUT (Output Voltage)

Functional Features

  • High Efficiency: The ADP2139ACBZ-3.3-R7 utilizes advanced circuitry to achieve high efficiency, minimizing power loss.
  • Low Dropout Voltage: The low dropout voltage ensures that the regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
  • Low Quiescent Current: The low quiescent current helps conserve power when the regulator is in standby or idle mode.
  • Wide Input Voltage Range: The wide input voltage range allows the regulator to be used with a variety of power sources.
  • Adjustable Output Voltage: The output voltage can be adjusted using external resistors, providing flexibility in different applications.
  • Overcurrent and Thermal Protection: The ADP2139ACBZ-3.3-R7 incorporates built-in protection mechanisms to prevent damage from overcurrent or excessive heat.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile use - Adjustable output voltage provides flexibility - Overcurrent and thermal protection ensure device safety

Disadvantages: - Limited output current capacity (up to 500mA) - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The ADP2139ACBZ-3.3-R7 operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to a stable 3.3V output voltage. The internal circuitry adjusts the output voltage based on the feedback received from the FB pin. The EN pin controls the enable/disable state of the regulator.

Detailed Application Field Plans

The ADP2139ACBZ-3.3-R7 is commonly used in various electronic devices that require a stable 3.3V power supply. Some typical application fields include: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Industrial automation

Detailed and Complete Alternative Models

  1. ADP2114ACPZ-3.3-R7
  2. ADP2140ACPZ-3.3-R7
  3. ADP2150ACPZ-3.3-R7
  4. ADP2160ACPZ-3.3-R7
  5. ADP2170ACPZ-3.3-R7

These alternative models offer similar functionality and specifications to the ADP2139ACBZ-3.3-R7, providing options for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ADP2139ACBZ-3.3-R7 v technických řešeních

  1. Question: What is the input voltage range for ADP2139ACBZ-3.3-R7?
    Answer: The input voltage range for ADP2139ACBZ-3.3-R7 is typically 2.5V to 5.5V.

  2. Question: What is the output voltage of ADP2139ACBZ-3.3-R7?
    Answer: ADP2139ACBZ-3.3-R7 provides a fixed output voltage of 3.3V.

  3. Question: What is the maximum output current that ADP2139ACBZ-3.3-R7 can deliver?
    Answer: ADP2139ACBZ-3.3-R7 can deliver a maximum output current of 800mA.

  4. Question: Does ADP2139ACBZ-3.3-R7 have built-in overcurrent protection?
    Answer: Yes, ADP2139ACBZ-3.3-R7 has built-in overcurrent protection to safeguard against excessive current draw.

  5. Question: Can ADP2139ACBZ-3.3-R7 operate in a wide temperature range?
    Answer: Yes, ADP2139ACBZ-3.3-R7 is designed to operate in a temperature range of -40°C to +85°C.

  6. Question: Is ADP2139ACBZ-3.3-R7 suitable for battery-powered applications?
    Answer: Yes, ADP2139ACBZ-3.3-R7 is suitable for battery-powered applications due to its low quiescent current and efficient power conversion.

  7. Question: Does ADP2139ACBZ-3.3-R7 require any external components for operation?
    Answer: Yes, ADP2139ACBZ-3.3-R7 requires a few external components such as input and output capacitors for stable operation.

  8. Question: Can ADP2139ACBZ-3.3-R7 be used in automotive applications?
    Answer: Yes, ADP2139ACBZ-3.3-R7 is AEC-Q100 qualified, making it suitable for automotive applications.

  9. Question: Does ADP2139ACBZ-3.3-R7 have short-circuit protection?
    Answer: Yes, ADP2139ACBZ-3.3-R7 has built-in short-circuit protection to prevent damage in case of a short circuit.

  10. Question: Is ADP2139ACBZ-3.3-R7 available in different package options?
    Answer: No, ADP2139ACBZ-3.3-R7 is only available in the CBZ package.