The BH3532FS is an audio power amplifier IC designed by Rohm Semiconductor, primarily used in portable audio devices. It delivers clear and efficient audio amplification while minimizing power consumption. This IC is designed to be compact and offer reliable performance in various audio applications.

Applications

• Headphones
• Portable audio players
• Mobile phones
• Laptop speakers
• Small speaker systems

Features

• Low Supply Current: Designed for power-efficient operation, prolonging battery life.
• Output Short-Circuit Protection: Prevents damage from short circuits at the output.
• Thermal Shutdown Protection: Protects the IC from overheating.
• Mute Function: Reduces noise during startup and shutdown.
• Compact Package: Suitable for space-constrained applications.

Benefits

• Extended Battery Life: Low power consumption makes it ideal for portable devices.
• Reliable Operation: Built-in protection features enhance durability.
• High-Quality Audio: Delivers clear and crisp audio output.
• Simplified Design: Requires minimal external components for operation.
• Reduced Noise: Mute function ensures quiet operation.

Technical Specifications:

• Operating Voltage: 1.8V to 5.5V
• Output Power: Typically around 20mW to 40mW (depending on load and voltage)
• Output Load Impedance: Usually optimized for 16Ω or 32Ω headphones
• THD+N: Low total harmonic distortion plus noise
• Package: Typically a small surface mount package like QFN or similar