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LP2950ACN-L-5-0/TR
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LP2950ACN-L-5-0/TR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low Dropout, Low Quiescent Current
  • Package: TO-92
  • Essence: Linear Regulator
  • Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

  • Output Voltage: 5.0V
  • Input Voltage Range: 7.0V to 30V
  • Dropout Voltage: 0.5V (typical)
  • Quiescent Current: 75µA (typical)
  • Maximum Output Current: 100mA
  • Line Regulation: 0.04%/V
  • Load Regulation: 0.05%/mA
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LP2950ACN-L-5-0/TR has three pins: 1. Vin (Pin 1): Input voltage pin 2. Vout (Pin 2): Output voltage pin 3. GND (Pin 3): Ground pin

Functional Features

  • Low dropout voltage allows for efficient regulation even with small input-output differentials.
  • Low quiescent current ensures minimal power consumption during standby or idle states.
  • Excellent line and load regulation characteristics provide stable output voltage under varying conditions.
  • Thermal shutdown and current limit protection features safeguard the device from excessive heat and current.

Advantages

  • Compact TO-92 package enables easy integration into various electronic circuits.
  • Wide input voltage range allows for versatile applications.
  • Low dropout voltage minimizes power dissipation and extends battery life.
  • Low quiescent current makes it suitable for battery-powered devices.
  • Robust protection features enhance reliability and durability.

Disadvantages

  • Limited maximum output current may restrict usage in high-power applications.
  • TO-92 package may not be suitable for surface mount technology (SMT) assembly.

Working Principles

The LP2950ACN-L-5-0/TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor's resistance to maintain a stable output voltage.

Detailed Application Field Plans

The LP2950ACN-L-5-0/TR is commonly used in various electronic devices and systems, including: 1. Battery-powered devices: Portable audio players, handheld gaming consoles, and remote controls. 2. Automotive electronics: Dashboard displays, infotainment systems, and lighting control modules. 3. Industrial equipment: Sensors, actuators, and control systems. 4. Communication devices: Modems, routers, and wireless access points. 5. Consumer electronics: Set-top boxes, digital cameras, and smart home devices.

Detailed and Complete Alternative Models

  1. LM1117-5.0: Similar low dropout voltage regulator with higher maximum output current (800mA).
  2. LT1763-5.0: Low dropout voltage regulator with ultra-low quiescent current (20µA).
  3. MCP1700-500: Low dropout voltage regulator with adjustable output voltage.

(Note: These alternative models are provided as examples and may have different specifications and pin configurations. Refer to their respective datasheets for detailed information.)

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LP2950ACN-L-5-0/TR i tekniska lösningar

  1. What is the input voltage range for LP2950ACN-L-5-0/TR?
    - The input voltage range for LP2950ACN-L-5-0/TR is 6V to 30V.

  2. What is the output voltage of LP2950ACN-L-5-0/TR?
    - The output voltage of LP2950ACN-L-5-0/TR is 5V.

  3. What is the maximum output current of LP2950ACN-L-5-0/TR?
    - The maximum output current of LP2950ACN-L-5-0/TR is 100mA.

  4. Can LP2950ACN-L-5-0/TR be used in battery-powered applications?
    - Yes, LP2950ACN-L-5-0/TR is suitable for battery-powered applications due to its low quiescent current.

  5. Is LP2950ACN-L-5-0/TR suitable for voltage regulation in automotive electronics?
    - Yes, LP2950ACN-L-5-0/TR is designed to operate in harsh automotive environments and can be used for voltage regulation in automotive electronics.

  6. Does LP2950ACN-L-5-0/TR have built-in thermal shutdown protection?
    - Yes, LP2950ACN-L-5-0/TR features built-in thermal shutdown protection to prevent overheating.

  7. Can LP2950ACN-L-5-0/TR be used in industrial control systems?
    - Yes, LP2950ACN-L-5-0/TR is suitable for use in industrial control systems due to its wide input voltage range and robust design.

  8. What is the dropout voltage of LP2950ACN-L-5-0/TR?
    - The dropout voltage of LP2950ACN-L-5-0/TR is typically 300mV at 100mA load.

  9. Is LP2950ACN-L-5-0/TR available in a surface-mount package?
    - Yes, LP2950ACN-L-5-0/TR is available in a surface-mount TO-92 package for easy integration into compact designs.

  10. Can LP2950ACN-L-5-0/TR be used in low-power sensor applications?
    - Yes, LP2950ACN-L-5-0/TR is well-suited for low-power sensor applications due to its low quiescent current and stable output voltage regulation.