Texas Instruments
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LP3917RLX-S/NOPB
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LP3917RLX-S/NOPB

Introduction

The LP3917RLX-S/NOPB is a versatile integrated circuit designed for use in various electronic devices. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management
  • Characteristics: High efficiency, compact design, low power consumption
  • Package: 32-WFQFN Exposed Pad
  • Essence: Efficient power management solution for electronic devices
  • Packaging/Quantity: Tape & Reel (TR) 2500 per reel

Specifications

  • Input Voltage: 2.7V to 5.5V
  • Output Voltage: Programmable from 0.6V to 3.3V
  • Output Current: Up to 1.5A
  • Switching Frequency: 2.25MHz
  • Operating Temperature: -40°C to 85°C

Detailed Pin Configuration

The LP3917RLX-S/NOPB features a detailed pin configuration that includes input voltage pins, output voltage pins, ground pins, and control pins. The pinout diagram provides a clear understanding of the connectivity and functionality of each pin.

Functional Features

  • Integrated Boost Converter: Provides efficient power conversion
  • Programmable Output Voltage: Offers flexibility for different applications
  • Power Good Indicator: Allows monitoring of the output voltage status
  • Soft Start Function: Prevents inrush current during startup

Advantages and Disadvantages

Advantages

  • High efficiency
  • Compact design
  • Wide input voltage range

Disadvantages

  • Limited output current compared to some alternatives
  • Higher cost compared to traditional linear regulators

Working Principles

The LP3917RLX-S/NOPB operates by efficiently converting the input voltage to a programmable output voltage using a boost converter topology. It regulates the output voltage while providing high efficiency and low power consumption.

Detailed Application Field Plans

The LP3917RLX-S/NOPB is suitable for a wide range of applications, including: - Portable electronic devices - Battery-powered systems - IoT devices - Wearable electronics

Detailed and Complete Alternative Models

  • LP3919RLX-S/NOPB: Similar features with higher output current capability
  • LP3907RLX-S/NOPB: Lower cost alternative with slightly lower efficiency

In conclusion, the LP3917RLX-S/NOPB offers a compact and efficient power management solution for various electronic devices, making it a valuable component in modern electronic designs.

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10 pirs û bersivên hevpar ên têkildarî sepana LP3917RLX-S/NOPB di çareseriyên teknîkî de navnîş bikin

  1. What is the maximum input voltage for LP3917RLX-S/NOPB?
    - The maximum input voltage for LP3917RLX-S/NOPB is 5.5V.

  2. What is the typical output current capability of LP3917RLX-S/NOPB?
    - The typical output current capability of LP3917RLX-S/NOPB is 30mA per channel.

  3. Can LP3917RLX-S/NOPB be used in automotive applications?
    - Yes, LP3917RLX-S/NOPB is suitable for automotive applications.

  4. What is the operating temperature range of LP3917RLX-S/NOPB?
    - The operating temperature range of LP3917RLX-S/NOPB is -40°C to 85°C.

  5. Does LP3917RLX-S/NOPB have built-in over-temperature protection?
    - Yes, LP3917RLX-S/NOPB includes built-in over-temperature protection.

  6. Is LP3917RLX-S/NOPB compatible with I2C communication?
    - Yes, LP3917RLX-S/NOPB is compatible with I2C communication.

  7. What is the typical standby current consumption of LP3917RLX-S/NOPB?
    - The typical standby current consumption of LP3917RLX-S/NOPB is 10µA.

  8. Can LP3917RLX-S/NOPB drive RGB LEDs?
    - Yes, LP3917RLX-S/NOPB can drive RGB LEDs.

  9. Does LP3917RLX-S/NOPB support PWM dimming control?
    - Yes, LP3917RLX-S/NOPB supports PWM dimming control.

  10. What is the package type of LP3917RLX-S/NOPB?
    - LP3917RLX-S/NOPB is available in a 24-pin WQFN package.