LV4993TH-TLM-H

Audio Amplifiers Overview

The LV4993TH-TLM-H is a monolithic integrated circuit designed as a monaural BTL power amplifier for portable audio equipment. It operates at low voltages starting from 1.8V and includes a standby function to minimize current drain. The device delivers standard output powers of 1.5W at 5V and 0.5W at 3V into an 8Ω load with 10% THD. It features differential output eliminating the need for output coupling capacitors, built-in overheat protection, and programmable gain ranging from 0 to 26dB in BTL mode.

Audio Amplifiers Feature Summary

• Monaural BTL power amplifier architecture suitable for speaker drive in battery-driven portable equipment
• Low voltage operation capability starting from 1.8V without requiring output coupling capacitors
• Integrated standby function significantly reducing current drain during inactive states
• Built-in second amplifier stop control for BTL/SE mode switching and signal muting

Audio Amplifiers Applications

• IC recorders
• Portable televisions
• Portable navigation systems
• LCD monitors
• Digital photo frames

Audio Amplifiers Procurement Notes

Verify the specific suffix -TLM-H against the manufacturer's official datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with the intended operating voltage range and thermal requirements for the target application environment before procurement.

Audio Amplifiers Selection Notes

Select this component for applications requiring a compact, low-voltage audio solution with minimal external passive components. Consider the 1.5W output capability and 0.02μA standby current when designing for battery-powered devices where space and power efficiency are critical constraints.

Audio Amplifiers Part Context

This part belongs to Sanyo Semicon Device's family of power amplifier ICs optimized for portable electronics. It integrates the driver stage and output stage into a single chip, simplifying the design of monaural audio systems by removing the need for large output capacitors typically required in single-ended configurations.

Audio Amplifiers FAQ

Does the LV4993TH require an output phase compensation capacitor?

No, the device utilizes a differential output type that eliminates the necessity for an output phase compensation capacitor.

What is the minimum operating voltage for the LV4993TH?

The device can operate with a supply voltage (VCC) of 1.8V or more, allowing it to function with two dry battery cells.