Rohm Semiconductor
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BA178M24T
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BA178M24T

Product Overview

Category

The BA178M24T belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

  • Input Voltage Range: 26V - 40V
  • Output Voltage: 24V
  • Maximum Output Current: 2A
  • Dropout Voltage: 1.5V
  • Operating Temperature Range: -40°C to +125°C
  • Package Type: TO-220
  • Mounting Style: Through Hole

Package

The BA178M24T comes in a TO-220 package, which provides good thermal conductivity and easy mounting on printed circuit boards (PCBs).

Essence

The essence of the BA178M24T lies in its ability to regulate and maintain a stable output voltage despite fluctuations in the input voltage.

Packaging/Quantity

The BA178M24T is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 26V - 40V
  • Output Voltage: 24V
  • Maximum Output Current: 2A
  • Dropout Voltage: 1.5V
  • Line Regulation: ±0.2%
  • Load Regulation: ±0.4%
  • Ripple Rejection Ratio: 70dB
  • Quiescent Current: 10mA
  • Thermal Resistance: 50°C/W
  • Protection Features: Overcurrent, Overtemperature, Short Circuit

Detailed Pin Configuration

The BA178M24T has three pins:

  1. Vin (Pin 1): Input voltage pin.
  2. Vout (Pin 2): Output voltage pin.
  3. GND (Pin 3): Ground pin.

Functional Features

  • High precision voltage regulation.
  • Low dropout voltage.
  • Excellent line and load regulation.
  • Overcurrent, overtemperature, and short circuit protection.
  • Good thermal conductivity for efficient heat dissipation.

Advantages

  • Stable and accurate output voltage.
  • Wide input voltage range.
  • Low dropout voltage minimizes power loss.
  • Robust protection features ensure device safety.
  • Easy to mount on PCBs due to TO-220 package.

Disadvantages

  • Relatively high quiescent current compared to some alternative models.
  • Thermal resistance may require additional heat sinking in high-power applications.

Working Principles

The BA178M24T operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage despite variations in the input voltage.

Detailed Application Field Plans

The BA178M24T is commonly used in various electronic devices and systems, including:

  1. Power supplies for industrial equipment.
  2. Automotive electronics.
  3. Audio amplifiers.
  4. LED lighting systems.
  5. Battery charging circuits.

Detailed and Complete Alternative Models

  1. LM317: A popular adjustable voltage regulator with similar specifications.
  2. L7805: Fixed 5V voltage regulator suitable for low-power applications.
  3. LT1084: High-current adjustable voltage regulator with low dropout voltage.

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

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BA178M24T v technických řešeních

  1. What is the input voltage range for BA178M24T?
    - The input voltage range for BA178M24T is typically 25V to 35V.

  2. What is the output voltage of BA178M24T?
    - The output voltage of BA178M24T is 24V.

  3. What is the maximum output current of BA178M24T?
    - The maximum output current of BA178M24T is 1A.

  4. Is BA178M24T a linear voltage regulator or a switching regulator?
    - BA178M24T is a linear voltage regulator.

  5. What is the typical dropout voltage of BA178M24T?
    - The typical dropout voltage of BA178M24T is 2V at 1A load.

  6. Does BA178M24T require an external heat sink for operation?
    - Yes, BA178M24T typically requires an external heat sink for efficient operation.

  7. What is the operating temperature range of BA178M24T?
    - The operating temperature range of BA178M24T is typically -40°C to 125°C.

  8. Can BA178M24T be used in automotive applications?
    - Yes, BA178M24T is suitable for use in automotive applications.

  9. What are the typical applications of BA178M24T?
    - Typical applications of BA178M24T include power supplies, industrial control systems, and instrumentation.

  10. Is BA178M24T available in a surface-mount package?
    - Yes, BA178M24T is available in a surface-mount package for compact designs.