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The BA4302 is a voltage regulator IC manufactured by ROHM Semiconductor. Below are its key specifications, descriptions, and features:

Specifications:

• Input Voltage Range: 4.5V to 18V
• Output Voltage: Fixed (3.3V, 5V, or adjustable)
• Output Current: 500mA (max)
• Dropout Voltage: 0.5V (typical at 500mA)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.5% (typical)
• Quiescent Current: 1mA (typical)
• Operating Temperature Range: -40°C to +85°C
• Package: TO-252-5 (HSOP5)

Descriptions:

• The BA4302 is a low-dropout (LDO) linear voltage regulator designed for stable power supply applications.
• It features built-in overcurrent protection, thermal shutdown, and short-circuit protection.
• Suitable for automotive, industrial, and consumer electronics due to its wide input voltage range and reliability.

Features:

• Low Dropout Voltage: Ensures efficient regulation even with small input-output differentials.
• High Ripple Rejection: Reduces noise in the output voltage.
• Built-in Protection Circuits: Includes overcurrent, thermal shutdown, and short-circuit protection.
• Adjustable Output (for some variants): Allows flexibility in setting the desired output voltage.
• Compact Package: HSOP5 (TO-252-5) package for space-saving PCB designs.

For exact part number variants (fixed/adjustable), refer to ROHM's official datasheet.