Rohm Semiconductor
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
BA78M05FP-E2
Zobrazit detail DataSheets

BA78M05FP-E2

Product Overview

Category

The BA78M05FP-E2 belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Input Voltage Range: 7V to 25V
  • Output Voltage: 5V
  • Maximum Output Current: 500mA
  • Low Dropout Voltage: 0.5V (typical)
  • Thermal Shutdown Protection
  • Short Circuit Protection

Package

The BA78M05FP-E2 comes in a TO-252-3 package.

Essence

This voltage regulator provides a stable and regulated 5V output voltage, making it suitable for various electronic applications.

Packaging/Quantity

The BA78M05FP-E2 is typically packaged in reels containing 2,500 units.

Specifications

  • Input Voltage Range: 7V to 25V
  • Output Voltage: 5V
  • Output Current: 500mA (maximum)
  • Dropout Voltage: 0.5V (typical)
  • Line Regulation: ±0.2% (typical)
  • Load Regulation: ±1% (typical)
  • Quiescent Current: 6mA (typical)
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The BA78M05FP-E2 has three pins:

  1. Input (VIN): This pin is connected to the input voltage source.
  2. Ground (GND): This pin is connected to the ground reference.
  3. Output (VOUT): This pin provides the regulated 5V output voltage.

Functional Features

  • Regulates input voltage to a stable 5V output.
  • Provides thermal shutdown protection, preventing damage due to excessive temperature.
  • Offers short circuit protection, safeguarding the circuit from potential damage.
  • Low dropout voltage ensures efficient regulation even with low input-output differentials.

Advantages

  • Stable and regulated 5V output voltage.
  • Wide input voltage range allows for versatile applications.
  • Thermal shutdown and short circuit protection enhance reliability.
  • Low dropout voltage minimizes power dissipation.

Disadvantages

  • Maximum output current limited to 500mA, which may not be sufficient for high-power applications.
  • Quiescent current of 6mA may contribute to power consumption in low-power designs.

Working Principles

The BA78M05FP-E2 is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain a stable 5V output.

Detailed Application Field Plans

The BA78M05FP-E2 can be used in various electronic applications, including but not limited to:

  1. Power supply circuits for microcontrollers and other digital ICs.
  2. Battery-powered devices requiring a stable 5V voltage source.
  3. Audio amplifiers and preamplifiers.
  4. LED lighting systems.
  5. Automotive electronics.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the BA78M05FP-E2 are:

  1. LM7805: A widely used 5V linear voltage regulator.
  2. AMS1117-5.0: A low dropout voltage regulator with a 5V output.
  3. LT1086: A high-current adjustable voltage regulator capable of providing a 5V output.

These alternative models offer similar functionality and can be suitable replacements depending on specific requirements.

Word count: 511 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BA78M05FP-E2 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of BA78M05FP-E2 in technical solutions:

  1. Q: What is BA78M05FP-E2? A: BA78M05FP-E2 is a voltage regulator IC that provides a fixed output voltage of +5V.

  2. Q: What is the input voltage range for BA78M05FP-E2? A: The input voltage range for BA78M05FP-E2 is typically between 7V and 25V.

  3. Q: What is the maximum output current of BA78M05FP-E2? A: The maximum output current of BA78M05FP-E2 is 500mA.

  4. Q: Can BA78M05FP-E2 handle higher input voltages? A: No, BA78M05FP-E2 is designed to operate within the specified input voltage range only. Exceeding this range may damage the IC.

  5. Q: Is BA78M05FP-E2 suitable for both AC and DC input voltages? A: Yes, BA78M05FP-E2 can accept both AC and DC input voltages within the specified range.

  6. Q: Does BA78M05FP-E2 require any external components for operation? A: Yes, BA78M05FP-E2 requires input and output capacitors for stability and filtering purposes. Refer to the datasheet for recommended values.

  7. Q: Can BA78M05FP-E2 be used in automotive applications? A: Yes, BA78M05FP-E2 is suitable for automotive applications as long as the input voltage range is within the specified limits.

  8. Q: What is the thermal resistance of BA78M05FP-E2? A: The thermal resistance of BA78M05FP-E2 is typically around 50°C/W, which determines its ability to dissipate heat.

  9. Q: Can BA78M05FP-E2 be used in high-temperature environments? A: BA78M05FP-E2 has a maximum operating temperature of 125°C, so it can be used in moderately high-temperature environments.

  10. Q: Is BA78M05FP-E2 available in different package types? A: Yes, BA78M05FP-E2 is available in various package types such as TO-220, TO-252, and TO-263, allowing flexibility in design and mounting options.

Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for BA78M05FP-E2.