BA30JC5T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Thermal shutdown protection - Short circuit current limit - Overcurrent protection - Reverse polarity protection

Package: TO-220

Essence: The BA30JC5T is a voltage regulator IC that provides a stable output voltage for various electronic devices.

Packaging/Quantity: The BA30JC5T is typically sold in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.2V to 37V
• Output Current: Up to 3A
• Dropout Voltage: 0.5V (typical)
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The BA30JC5T has three pins:

1. Input Pin (VIN): This pin is used to connect the input voltage source.
2. Output Pin (VOUT): This pin provides the regulated output voltage.
3. Ground Pin (GND): This pin is connected to the ground reference.

Functional Features

• Low Dropout Voltage: The BA30JC5T has a low dropout voltage, which means it can regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With a maximum output current of 3A, the BA30JC5T can power a wide range of electronic devices.
• Thermal Shutdown Protection: The IC includes thermal shutdown protection, which prevents it from overheating and getting damaged.
• Short Circuit Current Limit: The BA30JC5T has a built-in short circuit current limit to protect the IC and connected devices from excessive current.
• Overcurrent Protection: It also features overcurrent protection, which safeguards against excessive current draw.
• Reverse Polarity Protection: The IC is designed with reverse polarity protection to prevent damage in case of incorrect power supply connection.

Advantages and Disadvantages

Advantages: - Stable output voltage regulation - Wide input voltage range - High output current capability - Built-in protection features

Disadvantages: - Relatively high quiescent current compared to some other voltage regulators - Limited output voltage range

Working Principles

The BA30JC5T 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 regardless of changes in the input voltage or load conditions. The IC uses a combination of pass transistor, error amplifier, and feedback loop to achieve this regulation.

Detailed Application Field Plans

The BA30JC5T can be used in various applications that require a stable and regulated voltage supply. Some common application fields include:

1. Power Supply Units: The IC can be used in power supply units for electronic devices such as computers, televisions, and audio equipment.
2. Automotive Electronics: It finds applications in automotive electronics, including car audio systems, navigation systems, and lighting control modules.
3. Industrial Control Systems: The BA30JC5T can be utilized in industrial control systems, providing regulated voltage for sensors, actuators, and control circuits.
4. Telecommunications: It is suitable for telecommunications equipment, ensuring a stable voltage supply for routers, switches, and communication modules.

Detailed and Complete Alternative Models

Some alternative models to the BA30JC5T that offer similar functionality and characteristics include:

1. LM317: A popular adjustable voltage regulator IC with a wide input voltage range and adjustable output voltage.
2. L7805: A fixed 5V voltage regulator IC commonly used in various electronic applications.
3. LT1084: A high-current, low-dropout voltage regulator IC suitable for demanding power supply requirements.

These alternative models can be considered based on specific application requirements and design constraints.

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