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NE851M33-A
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NE851M33-A

Product Overview

NE851M33-A belongs to the category of voltage regulators. It is commonly used to regulate voltage in electronic circuits, providing stable and reliable power supply. The characteristics of NE851M33-A include its compact size, high efficiency, and low dropout voltage. It is typically packaged in a small outline transistor (SOT-223) package and is available in various quantities. The essence of NE851M33-A lies in its ability to maintain a constant output voltage despite fluctuations in input voltage or load variations.

Specifications

  • Input Voltage: 4.5V to 10V
  • Output Voltage: 3.3V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 0.6V at 100mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

NE851M33-A features a standard SOT-223 pin configuration with three pins: 1. Pin 1: Input Voltage (VIN) 2. Pin 2: Ground (GND) 3. Pin 3: Output Voltage (VOUT)

Functional Features

  • Low dropout voltage
  • Overcurrent and thermal protection
  • Fast transient response
  • Low quiescent current

Advantages and Disadvantages

Advantages

  • Small form factor
  • High efficiency
  • Wide operating temperature range
  • Overcurrent and thermal protection

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternatives

Working Principles

NE851M33-A operates based on the principle of linear voltage regulation. It uses a pass transistor to control the output voltage by adjusting the resistance in the circuit, ensuring a stable output regardless of input variations.

Detailed Application Field Plans

NE851M33-A is widely used in applications requiring a stable 3.3V power supply, such as: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to NE851M33-A include: - LM1117-3.3 - L4931CZ33 - MCP1703T-3302E/MB

In conclusion, NE851M33-A is a reliable voltage regulator with a compact design and efficient performance, making it suitable for various electronic applications that demand stable power supply.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av NE851M33-A i tekniska lösningar

  1. What is NE851M33-A?

    • NE851M33-A is a high-performance RF amplifier designed for use in various technical solutions, particularly in the field of telecommunications and wireless communication.

  2. What is the operating frequency range of NE851M33-A?

    • The operating frequency range of NE851M33-A is typically from 800 MHz to 2500 MHz, making it suitable for a wide range of applications within this frequency band.

  3. What is the typical gain of NE851M33-A?

    • The typical gain of NE851M33-A is around 18 dB, providing significant amplification for weak signals in communication systems.

  4. What are the key features of NE851M33-A?

    • NE851M33-A features low noise figure, high linearity, and excellent power-added efficiency, making it an ideal choice for demanding RF applications.

  5. What are the recommended supply voltage and current for NE851M33-A?

    • The recommended supply voltage for NE851M33-A is typically 3.3V, with a maximum supply current of 80 mA, ensuring efficient power consumption.

  6. Is NE851M33-A suitable for battery-powered devices?

    • Yes, NE851M33-A's low supply voltage and current requirements make it well-suited for battery-powered devices, helping to extend battery life in portable applications.

  7. What are the typical applications of NE851M33-A?

    • NE851M33-A is commonly used in cellular base stations, repeaters, small cell systems, and other wireless infrastructure equipment requiring high-performance RF amplification.

  8. Does NE851M33-A require external matching components?

    • NE851M33-A is internally matched for 50-ohm systems, reducing the need for external matching components and simplifying system integration.

  9. Can NE851M33-A be used in conjunction with other RF components?

    • Yes, NE851M33-A can be easily integrated into RF front-end modules and systems, working seamlessly with other RF components to enhance overall system performance.

  10. What are the thermal considerations for NE851M33-A?

    • NE851M33-A is designed with thermal management in mind, featuring a thermally enhanced package to dissipate heat effectively, ensuring reliable operation even under high-power conditions.