Overview
The LM48100QMHX/NOPB is a high-performance audio amplifier produced by Texas Instruments, designed for applications requiring compact and efficient audio solutions. This model belongs to the Boomer® and PowerWise® series, targeting consumer electronics, portable devices, and other audio-centric applications. Its standout features include I²C control, input multiplexing, and robust protection mechanisms, making it a competitive choice in the audio amplifier market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Type | AB Class | - | - |
| Output Type | 1-Channel (Mono) | - | - |
| Max Output Power | 1.6W x 1 | W | @8Ω |
| Supply Voltage | 3V ~ 5.5V | V | - |
| Features | Pop Noise Elimination, I²C, Input Multiplexer, Short-Circuit and Thermal Protection, Shutdown, Volume Control | - | - |
| Mounting Type | Surface Mount | - | - |
| Package | 14-TSSOP-EP | - | Exposed Pad |
Key Features
- Integrated I²C interface for easy control and configuration.
- Input multiplexer supports multiple audio sources.
- Pop noise elimination ensures high-quality audio output.
- Built-in short-circuit and thermal protection for enhanced reliability.
- Volume control and shutdown functionality for power efficiency.
Applications
The LM48100QMHX/NOPB is ideal for a variety of applications, including portable audio devices, smartphones, tablets, and other consumer electronics. Its compact design and efficient performance make it suitable for space-constrained applications. Additionally, its robust protection features ensure reliable operation in demanding environments.
Q & A
1. What is the output power of the LM48100QMHX/NOPB?
The maximum output power is 1.6W per channel at an 8Ω load.
2. What is the operating voltage range?
The supply voltage ranges from 3V to 5.5V.
3. Does it support multiple audio inputs?
Yes, it includes an input multiplexer for multiple audio sources.
4. Is there protection against short circuits?
Yes, it features short-circuit and thermal protection.
5. Can the volume be controlled programmatically?
Yes, volume control is available via the I²C interface.
6. What is the package type?
It comes in a 14-TSSOP-EP package with an exposed pad.
7. Does it eliminate pop noise?
Yes, it includes pop noise elimination for high-quality audio.
8. Is it suitable for portable devices?
Yes, its compact design and low power consumption make it ideal for portable applications.
9. What is the amplifier class?
It is an AB class amplifier.
10. Can it be used in automotive applications?
While primarily designed for consumer electronics, it can be used in automotive applications with proper thermal management.
