TA78DS05BP,F(J)

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection
• Package: TO-252-5L (DPAK)
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 5V
• Output Current: Up to 1A
• Dropout Voltage: 0.3V typical at 1A
• Line Regulation: ±0.2% typical
• Load Regulation: ±0.4% typical
• Quiescent Current: 100μA typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The TA78DS05BP,F(J) IC has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. NC (No Connection)
5. OUT (Output Voltage)

Functional Features

• High efficiency: The TA78DS05BP,F(J) offers high efficiency, minimizing power dissipation and maximizing battery life.
• Low dropout voltage: With a low dropout voltage of only 0.3V at 1A, it can regulate the output voltage even when the input voltage is close to the desired output voltage.
• Wide input voltage range: The IC can accept input voltages ranging from 4.5V to 18V, making it suitable for various applications.
• Overcurrent protection: It incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
• Thermal shutdown protection: The IC includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency design
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Compact TO-252-5L package

Disadvantages

• Limited output current (up to 1A)
• No adjustable output voltage option

Working Principles

The TA78DS05BP,F(J) is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The regulator operates in a continuous mode, providing a constant 5V output voltage regardless of load variations.

Detailed Application Field Plans

The TA78DS05BP,F(J) is commonly used in various electronic devices and applications, including:

1. Power supplies for microcontrollers and digital circuits
2. Battery-powered devices requiring a stable 5V supply
3. Automotive electronics
4. Industrial control systems
5. Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the TA78DS05BP,F(J) include:

1. LM7805: A widely used linear voltage regulator with similar specifications.
2. LT1085: A high-current linear voltage regulator with adjustable output voltage.
3. TPS7A4700: A low-dropout voltage regulator with higher output current capability.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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