BA78M05CP-E2

Product Overview

Category

BA78M05CP-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: 7V to 35V
• Output Voltage: 5V
• Maximum Output Current: 500mA
• Package Type: TO-220
• Operating Temperature Range: -40°C to +125°C

Package

The BA78M05CP-E2 comes in a TO-220 package, which provides good thermal conductivity and electrical insulation.

Essence

The essence of BA78M05CP-E2 lies in its ability to provide a stable and regulated 5V output voltage from a wide range of input voltages.

Packaging/Quantity

The BA78M05CP-E2 is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 7V to 35V
• Output Voltage: 5V
• Output Current: 500mA
• Dropout Voltage: 2V (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±1% (typical)
• Quiescent Current: 5mA (typical)
• Ripple Rejection Ratio: 60dB (typical)
• Thermal Shutdown Protection: Yes

Detailed Pin Configuration

The BA78M05CP-E2 has three pins:

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

Functional Features

• Regulates and stabilizes the output voltage at 5V.
• Provides protection against thermal shutdown.
• Offers good line and load regulation.
• High ripple rejection ratio for improved noise performance.

Advantages

• Wide input voltage range allows flexibility in various applications.
• Stable and regulated 5V output voltage.
• Thermal shutdown protection prevents damage due to overheating.
• Good line and load regulation ensures consistent performance.
• High ripple rejection ratio reduces noise interference.

Disadvantages

• Limited maximum output current of 500mA may not be suitable for high-power applications.
• Dropout voltage of 2V may result in higher power dissipation.

Working Principles

The BA78M05CP-E2 is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable 5V output.

Detailed Application Field Plans

The BA78M05CP-E2 finds applications in various electronic devices and systems, including:

1. Power supplies for microcontrollers and digital circuits.
2. Voltage regulation in audio amplifiers and preamplifiers.
3. Battery charging circuits.
4. Automotive electronics.
5. Industrial control systems.

Detailed and Complete Alternative Models

1. LM7805: A widely used alternative with similar specifications and pin configuration.
2. MC7805: Another popular alternative offering comparable performance.
3. L78M05: A low-dropout (LDO) alternative with a lower dropout voltage.

These alternatives can be considered based on specific requirements and availability.

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