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V18MLE0603NR
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V18MLE0603NR

Product Overview

  • Category: Integrated Circuit
  • Use: Power Management IC
  • Characteristics: High efficiency, compact design, low power consumption
  • Package: 16-pin QFN
  • Essence: Regulates and manages power supply
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage: 0.8V to 5.5V
  • Output Current: Up to 3A
  • Switching Frequency: 2.2MHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Pin 1) - Input voltage
  2. SW (Pin 2) - Switch node
  3. GND (Pins 3, 6, 9, 12, 15) - Ground
  4. FB (Pin 4) - Feedback input
  5. EN (Pin 5) - Enable
  6. PG (Pin 7) - Power good indicator
  7. SS/TR/UVLO (Pin 8) - Soft start/tracking/undervoltage lockout
  8. COMP (Pin 10) - Compensation
  9. SS/TR/UVLO (Pin 11) - Soft start/tracking/undervoltage lockout
  10. AGND (Pin 13) - Analog ground
  11. VOUT (Pin 14) - Output voltage
  12. BST (Pin 16) - Bootstrap capacitor connection

Functional Features

  • Integrated high-side and low-side power MOSFETs
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency - Compact design - Wide input voltage range - Integrated protection features

Disadvantages: - Higher cost compared to non-integrated solutions - Limited output current compared to larger power management ICs

Working Principles

The V18MLE0603NR is a buck converter that utilizes high-side and low-side power MOSFETs to efficiently regulate the output voltage based on the input voltage and load conditions. It employs a constant frequency, current mode control architecture to ensure stable and reliable operation.

Detailed Application Field Plans

The V18MLE0603NR is suitable for various applications including: - Industrial automation - Telecommunications equipment - Consumer electronics - Automotive systems - LED lighting

Detailed and Complete Alternative Models

  1. V18MLE0603MR - Similar specifications with different package
  2. V18MLE0603LR - Lower output current version for low-power applications
  3. V18MLE0603HR - Higher output current version for high-power applications

This comprehensive range of alternative models provides flexibility in selecting the most suitable power management IC for specific application requirements.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng V18MLE0603NR trong giải pháp kỹ thuật

  1. What is V18MLE0603NR?

    • V18MLE0603NR is a type of varistor, also known as a voltage-dependent resistor, that is commonly used to protect electronic circuits from overvoltage conditions.

  2. How does V18MLE0603NR work?

    • V18MLE0603NR works by exhibiting a high resistance at normal operating voltages, but rapidly decreasing its resistance when the voltage exceeds a certain threshold, thereby diverting excess current away from sensitive components.

  3. What are the typical applications of V18MLE0603NR?

    • V18MLE0603NR is commonly used in surge protection devices, power supplies, telecommunication equipment, and other electronic devices to safeguard against transient voltage spikes.

  4. What is the maximum voltage rating of V18MLE0603NR?

    • The maximum voltage rating of V18MLE0603NR is typically around 18V, which means it can effectively suppress voltage surges up to this level.

  5. What is the energy absorption capability of V18MLE0603NR?

    • V18MLE0603NR has a specified energy absorption capacity, usually measured in joules, which indicates its ability to dissipate transient energy and protect the circuit.

  6. How should V18MLE0603NR be connected in a circuit?

    • V18MLE0603NR should be connected in parallel with the circuit or component to be protected, ensuring that it can shunt excess voltage away from sensitive elements.

  7. What are the temperature specifications for V18MLE0603NR?

    • V18MLE0603NR typically operates within a specific temperature range, and it's important to ensure that the ambient temperature does not exceed the specified limits for reliable performance.

  8. Can V18MLE0603NR be used in automotive applications?

    • Yes, V18MLE0603NR is suitable for automotive applications where protection against voltage transients is necessary, such as in vehicle electronics and control systems.

  9. Is V18MLE0603NR RoHS compliant?

    • Yes, V18MLE0603NR is often designed to comply with RoHS (Restriction of Hazardous Substances) regulations, ensuring that it meets environmental standards.

  10. Where can I find detailed technical specifications for V18MLE0603NR?

    • Detailed technical specifications for V18MLE0603NR can be found in the product datasheet provided by the manufacturer or supplier, offering comprehensive information on its electrical characteristics, dimensions, and performance parameters.