MC78M15BDTG

Product Overview

• Category: Voltage Regulator
• Use: To regulate and stabilize the output voltage in electronic circuits
• Characteristics:
  • Provides a fixed output voltage of +15V
  • High accuracy and low dropout voltage
  • Thermal shutdown protection
• Package: TO-252-3 (DPAK)
• Essence: Linear voltage regulator
• Packaging/Quantity: Available in reels, with quantity depending on supplier

Specifications

• Input Voltage Range: Up to 35V
• Output Voltage: +15V
• Output Current: Up to 500mA
• Dropout Voltage: Typically 2V @ 500mA
• Line Regulation: Typically 0.04%/V
• Load Regulation: Typically 0.1%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MC78M15BDTG has three pins:

1. Input Pin (VIN): Connects to the input voltage source.
2. Ground Pin (GND): Connected to the ground reference of the circuit.
3. Output Pin (VOUT): Provides the regulated output voltage.

Functional Features

• Provides a stable and regulated output voltage despite variations in input voltage or load conditions.
• Offers thermal shutdown protection, preventing damage due to excessive temperature.
• Low dropout voltage ensures efficient operation even when the input voltage is close to the desired output voltage.

Advantages and Disadvantages

Advantages: - Simple and easy to use. - Provides a stable output voltage. - Offers thermal protection. - Suitable for a wide range of applications.

Disadvantages: - Limited output current capability. - Requires an input voltage higher than the desired output voltage.

Working Principles

The MC78M15BDTG 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 constant output voltage.

Detailed Application Field Plans

The MC78M15BDTG can be used in various applications, including: - Power supplies for electronic devices - Battery charging circuits - Audio amplifiers - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the MC78M15BDTG include: - LM7815: Similar characteristics and pin configuration - UA7815: Equivalent performance and functionality - L78M15: Comparable specifications and package

These alternative models can be considered based on availability, pricing, and specific application requirements.

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