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LP3905SDX-30/NOPB

LP3905SDX-30/NOPB

Product Overview

Category

The LP3905SDX-30/NOPB 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

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage: 3.0V
  • Low Dropout Voltage: 200mV at 150mA
  • Low Quiescent Current: 45µA
  • Package Type: WSON-6
  • Essence: Voltage regulation for low-power applications
  • Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

  • Output Current: 150mA
  • Dropout Voltage: 200mV at 150mA
  • Operating Temperature Range: -40°C to 125°C
  • Shutdown Current: <1µA
  • Line Regulation: 0.2% typical
  • Load Regulation: 0.4% typical

Detailed Pin Configuration

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. BYP: Bypass Capacitor Connection
  5. VOUT: Output Voltage
  6. PG: Power Good Indicator

Functional Features

  • Low dropout voltage
  • Low quiescent current
  • Thermal shutdown protection
  • Power good indicator
  • Enable pin for control

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • Low dropout voltage
  • Low quiescent current
  • Power good indicator for system monitoring

Disadvantages

  • Limited output current capacity
  • Restricted operating temperature range

Working Principles

The LP3905SDX-30/NOPB uses a feedback mechanism to maintain a constant output voltage despite variations in input voltage and load conditions. It regulates the output by adjusting the internal pass transistor to ensure a stable 3.0V output.

Detailed Application Field Plans

The LP3905SDX-30/NOPB is suitable for various low-power applications such as: - Battery-powered devices - Wearable electronics - Portable medical devices - IoT devices

Detailed and Complete Alternative Models

Some alternative models to the LP3905SDX-30/NOPB include: - LM1117-3.3 - MCP1703T-3002E/MB - TPS79930DDCR

In conclusion, the LP3905SDX-30/NOPB is a voltage regulator with specific characteristics tailored for low-power applications. Its wide input voltage range, low dropout voltage, and power good indicator make it suitable for various portable and battery-powered electronic devices.

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10个与LP3905SDX-30/NOPB在技术解决方案中的应用相关的常见问题及解答

  1. Question: What is the input voltage range for LP3905SDX-30/NOPB?
    Answer: The input voltage range for LP3905SDX-30/NOPB is 2.7V to 5.5V.

  2. Question: What is the maximum output current of LP3905SDX-30/NOPB?
    Answer: The maximum output current of LP3905SDX-30/NOPB is 300mA.

  3. Question: Can LP3905SDX-30/NOPB be used in battery-powered applications?
    Answer: Yes, LP3905SDX-30/NOPB is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.

  4. Question: What is the typical efficiency of LP3905SDX-30/NOPB?
    Answer: The typical efficiency of LP3905SDX-30/NOPB is around 90%.

  5. Question: Does LP3905SDX-30/NOPB have built-in overcurrent protection?
    Answer: Yes, LP3905SDX-30/NOPB features built-in overcurrent protection to safeguard the device and the load.

  6. Question: Is LP3905SDX-30/NOPB suitable for LED backlighting applications?
    Answer: Yes, LP3905SDX-30/NOPB can be used for LED backlighting applications due to its adjustable output voltage and current capability.

  7. Question: What is the operating temperature range of LP3905SDX-30/NOPB?
    Answer: The operating temperature range of LP3905SDX-30/NOPB is -40°C to 85°C.

  8. Question: Can LP3905SDX-30/NOPB be used in automotive applications?
    Answer: Yes, LP3905SDX-30/NOPB is suitable for automotive applications due to its wide input voltage range and robust design.

  9. Question: Does LP3905SDX-30/NOPB require external compensation components?
    Answer: No, LP3905SDX-30/NOPB does not require external compensation components, simplifying the design process.

  10. Question: What package options are available for LP3905SDX-30/NOPB?
    Answer: LP3905SDX-30/NOPB is available in a small footprint, thermally enhanced WSON-6 package for space-constrained applications.