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LM3503SQX-16/NOPB
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LM3503SQX-16/NOPB

Product Overview

Category

The LM3503SQX-16/NOPB belongs to the category of voltage regulators.

Use

It is used to regulate voltage in various electronic devices and circuits.

Characteristics

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 5V
  • Low Dropout Voltage: 200mV at 150mA
  • Low Quiescent Current: 75µA
  • Adjustable Output Voltage
  • Thermal Shutdown Protection

Package

The LM3503SQX-16/NOPB comes in a small outline package (SOP) with 6 pins.

Packaging/Quantity

It is typically available in reels of 2500 units.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to 5V
  • Dropout Voltage: 200mV at 150mA
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C
  • Package Type: SOP-6

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. EN (Enable)
  4. NC (No Connection)
  5. FB (Feedback)
  6. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage for extended battery life
  • Adjustable output voltage for flexibility in design
  • Thermal shutdown protection for increased reliability
  • Small package size for space-constrained applications

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • Low quiescent current
  • Thermal shutdown protection
  • Small package size

Disadvantages

  • Limited maximum output current
  • Not suitable for high-power applications

Working Principles

The LM3503SQX-16/NOPB operates by comparing the feedback voltage to a reference voltage and adjusting the pass element to maintain a stable output voltage. When the enable pin is high, the regulator is active, and when it is low, the regulator enters a low-power shutdown mode.

Detailed Application Field Plans

The LM3503SQX-16/NOPB is well-suited for portable electronic devices such as smartphones, tablets, and portable media players. It can also be used in battery-powered applications where extended battery life is crucial.

Detailed and Complete Alternative Models

Some alternative models to the LM3503SQX-16/NOPB include: - LM1117 - LM2937 - LT1761

In conclusion, the LM3503SQX-16/NOPB is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and thermal shutdown protection, making it an ideal choice for portable electronic devices and battery-powered applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LM3503SQX-16/NOPB i tekniska lösningar

  1. Question: What is the maximum input voltage for LM3503SQX-16/NOPB?
    Answer: The maximum input voltage for LM3503SQX-16/NOPB is 40V.

  2. Question: What is the typical output current capability of LM3503SQX-16/NOPB?
    Answer: The typical output current capability of LM3503SQX-16/NOPB is 1.5A.

  3. Question: Can LM3503SQX-16/NOPB be used in automotive lighting applications?
    Answer: Yes, LM3503SQX-16/NOPB is suitable for automotive lighting applications.

  4. Question: What is the operating temperature range of LM3503SQX-16/NOPB?
    Answer: The operating temperature range of LM3503SQX-16/NOPB is -40°C to 125°C.

  5. Question: Is LM3503SQX-16/NOPB compatible with dimming control?
    Answer: Yes, LM3503SQX-16/NOPB supports dimming control.

  6. Question: Can LM3503SQX-16/NOPB be used in LED backlighting applications?
    Answer: Yes, LM3503SQX-16/NOPB is suitable for LED backlighting applications.

  7. Question: What is the typical efficiency of LM3503SQX-16/NOPB?
    Answer: The typical efficiency of LM3503SQX-16/NOPB is 90%.

  8. Question: Does LM3503SQX-16/NOPB require an external Schottky diode?
    Answer: No, LM3503SQX-16/NOPB has an integrated Schottky diode.

  9. Question: Can LM3503SQX-16/NOPB be used in portable device lighting?
    Answer: Yes, LM3503SQX-16/NOPB is suitable for portable device lighting.

  10. Question: What is the package type of LM3503SQX-16/NOPB?
    Answer: LM3503SQX-16/NOPB is available in a 16-pin WQFN package.