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BA78M20FP-E2
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BA78M20FP-E2

Product Overview

Category

BA78M20FP-E2 belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize the output voltage in electronic circuits.

Characteristics

  • Input Voltage Range: 24V - 40V
  • Output Voltage: 20V
  • Maximum Output Current: 500mA
  • Dropout Voltage: 2V
  • Operating Temperature Range: -40°C to +125°C
  • Package Type: TO-252-3 (DPAK)
  • Mounting Style: Surface Mount
  • RoHS Compliant: Yes

Packaging/Quantity

The BA78M20FP-E2 comes in a DPAK package. It is available in reels, with 2500 units per reel.

Specifications

  • Input Voltage Range: 24V - 40V
  • Output Voltage: 20V
  • Output Current: 500mA
  • Dropout Voltage: 2V
  • Line Regulation: ±1%
  • Load Regulation: ±2%
  • Ripple Rejection Ratio: 60dB
  • Quiescent Current: 5mA
  • Thermal Shutdown Protection: Yes
  • Short Circuit Protection: Yes

Pin Configuration

The BA78M20FP-E2 has three pins:

  1. Vin (Input Voltage)
  2. GND (Ground)
  3. Vout (Output Voltage)

Functional Features

  • High accuracy and stability in regulating output voltage.
  • Low dropout voltage ensures efficient power conversion.
  • Built-in thermal shutdown protection prevents overheating.
  • Short circuit protection safeguards the circuit from damage.

Advantages

  • Wide input voltage range allows for versatile applications.
  • Excellent line and load regulation ensures stable output voltage.
  • Compact surface mount package saves space on PCBs.
  • RoHS compliance ensures environmental friendliness.

Disadvantages

  • Limited maximum output current of 500mA.
  • Dropout voltage of 2V may not be suitable for low voltage applications.

Working Principles

The BA78M20FP-E2 is a positive voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The BA78M20FP-E2 can be used in various electronic circuits that require a regulated 20V power supply. Some common application fields include:

  1. Industrial control systems
  2. Automotive electronics
  3. Power management in consumer electronics
  4. Telecommunications equipment
  5. Medical devices

Detailed and Complete Alternative Models

  1. LM317T: Adjustable Voltage Regulator, TO-220 package, 1.2V - 37V output range.
  2. LM7805: Fixed 5V Voltage Regulator, TO-220 package, 7V - 25V input range.
  3. LT1084CP-12: Adjustable Voltage Regulator, TO-220 package, 1.2V - 32V output range.

These alternative models offer different features and specifications, providing flexibility for various application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BA78M20FP-E2 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of BA78M20FP-E2 in technical solutions:

  1. Question: What is BA78M20FP-E2?
    Answer: BA78M20FP-E2 is a fixed positive voltage regulator that provides a regulated output voltage of +20V.

  2. Question: What is the input voltage range for BA78M20FP-E2?
    Answer: The input voltage range for BA78M20FP-E2 is typically between 24V and 35V.

  3. Question: What is the maximum output current of BA78M20FP-E2?
    Answer: The maximum output current of BA78M20FP-E2 is 500mA.

  4. Question: Can BA78M20FP-E2 handle higher input voltages than its specified range?
    Answer: No, it is not recommended to exceed the specified input voltage range as it may damage the regulator.

  5. Question: Is BA78M20FP-E2 suitable for both AC and DC input voltages?
    Answer: Yes, BA78M20FP-E2 can handle both AC and DC input voltages within its specified range.

  6. Question: Does BA78M20FP-E2 require any external components for operation?
    Answer: Yes, BA78M20FP-E2 requires input and output capacitors for stability and filtering purposes.

  7. Question: Can BA78M20FP-E2 be used in automotive applications?
    Answer: Yes, BA78M20FP-E2 is suitable for automotive applications as long as the input voltage range is within specifications.

  8. Question: What is the thermal resistance of BA78M20FP-E2?
    Answer: The thermal resistance of BA78M20FP-E2 is typically around 50°C/W.

  9. Question: Can BA78M20FP-E2 be used in high-temperature environments?
    Answer: Yes, BA78M20FP-E2 can operate in high-temperature environments up to its specified maximum junction temperature.

  10. Question: Is BA78M20FP-E2 available in different package options?
    Answer: Yes, BA78M20FP-E2 is available in TO-220F and TO-252-3 (DPAK) packages.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for BA78M20FP-E2.