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LP3923TLX-VB/NOPB

LP3923TLX-VB/NOPB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, Low-power consumption
  • Package: TLX Package
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 3.6V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 200mV at 500mA
  • Quiescent Current: 45µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LP3923TLX-VB/NOPB IC has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. VOUT: Output Voltage
  5. FB: Feedback Pin
  6. PG: Power Good Indicator

Functional Features

  • High Efficiency: The LP3923TLX-VB/NOPB offers high efficiency, ensuring minimal power loss during voltage regulation.
  • Low Power Consumption: With a quiescent current of only 45µA, this IC minimizes power consumption in standby or low-load conditions.
  • Power Good Indicator: The PG pin provides a signal indicating when the output voltage is within the specified range, ensuring reliable operation.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power dissipation. - Wide input and output voltage ranges provide flexibility in various applications. - Power Good indicator enhances system reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Dropout voltage of 200mV may affect performance in low input voltage scenarios.

Working Principles

The LP3923TLX-VB/NOPB is a voltage regulator IC that maintains a stable output voltage regardless of variations in the input voltage. It utilizes a feedback mechanism to continuously adjust the internal circuitry, ensuring the desired output voltage is maintained. The enable pin (EN) allows for control of the regulator's operation, enabling power-saving modes when necessary.

Detailed Application Field Plans

The LP3923TLX-VB/NOPB finds applications in various fields, including:

  1. Portable Electronics: It can be used to regulate voltage in smartphones, tablets, portable media players, and other battery-powered devices.
  2. IoT Devices: The IC is suitable for powering sensors, microcontrollers, and communication modules in Internet of Things (IoT) devices.
  3. Wearable Technology: It can provide stable power supply to wearable devices such as smartwatches, fitness trackers, and augmented reality glasses.
  4. Industrial Automation: The LP3923TLX-VB/NOPB can be employed in industrial automation systems to regulate voltage for control circuits and sensors.

Detailed and Complete Alternative Models

  1. LP3919TLX-VB/NOPB
  2. LP3930TLX-VB/NOPB
  3. LP3945TLX-VB/NOPB
  4. LP3956TLX-VB/NOPB
  5. LP3968TLX-VB/NOPB

These alternative models offer similar functionality and characteristics to the LP3923TLX-VB/NOPB, providing options for different design requirements.

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10個與LP3923TLX-VB/NOPB在技術方案中應用相關的常見問題與解答

  1. What is the typical input voltage range for LP3923TLX-VB/NOPB?
    - The typical input voltage range for LP3923TLX-VB/NOPB is 2.7V to 5.5V.

  2. What is the maximum output current of LP3923TLX-VB/NOPB?
    - The maximum output current of LP3923TLX-VB/NOPB is 300mA.

  3. Can LP3923TLX-VB/NOPB be used in battery-powered applications?
    - Yes, LP3923TLX-VB/NOPB is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  4. Does LP3923TLX-VB/NOPB have built-in overcurrent protection?
    - Yes, LP3923TLX-VB/NOPB features built-in overcurrent protection to safeguard the system from excessive current.

  5. What is the typical dropout voltage of LP3923TLX-VB/NOPB?
    - The typical dropout voltage of LP3923TLX-VB/NOPB is 200mV at 100mA load.

  6. Is LP3923TLX-VB/NOPB suitable for use in automotive electronics?
    - Yes, LP3923TLX-VB/NOPB is designed to meet the requirements for automotive electronics applications.

  7. Can LP3923TLX-VB/NOPB be used in conjunction with a microcontroller?
    - Yes, LP3923TLX-VB/NOPB can be easily integrated with a microcontroller for power management purposes.

  8. What is the operating temperature range of LP3923TLX-VB/NOPB?
    - The operating temperature range of LP3923TLX-VB/NOPB is -40°C to 125°C.

  9. Does LP3923TLX-VB/NOPB require external compensation components?
    - No, LP3923TLX-VB/NOPB does not require external compensation components, simplifying the design process.

  10. Can LP3923TLX-VB/NOPB be used in space-constrained applications?
    - Yes, LP3923TLX-VB/NOPB's small package and minimal external component requirements make it suitable for space-constrained applications.