Rohm Semiconductor
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BA178M12T
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BA178M12T

Product Overview

Category

The BA178M12T belongs to the category of voltage regulators.

Use

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

Characteristics

  • Input Voltage: 35V
  • Output Voltage: 12V
  • Maximum Output Current: 1A
  • Low Dropout Voltage
  • Thermal Overload Protection

Package

The BA178M12T comes in a TO-220 package.

Essence

This voltage regulator is essential for maintaining a stable voltage supply in various electronic applications.

Packaging/Quantity

The BA178M12T is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Input Voltage Range: 14V to 35V
  • Output Voltage: 12V ±4%
  • Quiescent Current: 5mA
  • Line Regulation: 0.2%
  • Load Regulation: 0.4%
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The BA178M12T has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)

Functional Features

  • Voltage Regulation
  • Thermal Shutdown
  • Short Circuit Protection
  • Internal Current Limiting

Advantages and Disadvantages

Advantages

  • Stable Output Voltage
  • Wide Input Voltage Range
  • Overload Protection

Disadvantages

  • Heat Dissipation Required for High Current Applications
  • Higher Dropout Voltage Compared to Some Modern Regulators

Working Principles

The BA178M12T operates by comparing the output voltage to a reference voltage and adjusting the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The BA178M12T is commonly used in: - Power Supplies - Automotive Electronics - Industrial Control Systems - Audio Amplifiers

Detailed and Complete Alternative Models

Some alternative models to the BA178M12T include: - LM7812 - UA7812 - L7912CV

In conclusion, the BA178M12T is a reliable voltage regulator with a wide range of applications, providing stable voltage output and essential protection features.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BA178M12T v technických řešeních

  1. What is the input voltage range for BA178M12T?

    • The input voltage range for BA178M12T is typically 14V to 35V.

  2. What is the output voltage of BA178M12T?

    • The output voltage of BA178M12T is 12V.

  3. What is the maximum output current of BA178M12T?

    • The maximum output current of BA178M12T is 1.5A.

  4. What is the typical dropout voltage of BA178M12T?

    • The typical dropout voltage of BA178M12T is 2V at 1A.

  5. What is the operating temperature range for BA178M12T?

    • The operating temperature range for BA178M12T is typically -40°C to 125°C.

  6. Is BA178M12T a linear regulator or a switching regulator?

    • BA178M12T is a linear regulator.

  7. Does BA178M12T require an external heat sink?

    • Yes, BA178M12T may require an external heat sink depending on the application and power dissipation.

  8. What are the typical applications of BA178M12T?

    • Typical applications of BA178M12T include powering microcontrollers, sensors, and other low-power electronic devices.

  9. What are the key features of BA178M12T?

    • The key features of BA178M12T include overcurrent protection, thermal shutdown, and high ripple rejection.

  10. Is BA178M12T suitable for automotive applications?

    • Yes, BA178M12T is suitable for automotive applications with proper consideration of environmental conditions and requirements.