Overview
The TFA9810T/N1,112 is a high-efficiency, two-channel Class-D audio amplifier produced by NXP USA Inc. This component is designed for compact and powerful audio amplification, making it ideal for applications in small rooms, public spaces, and various multimedia systems. The amplifier features a stereo full-bridge power comparator and does not require an external heat sink, enhancing its suitability for space-constrained designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Class | Class-D | - |
| Output Power | 2 x 12 W (into 8 Ω) | W |
| Mounting Style | SMD/SMT | - |
| Audio - Load Impedance | 8 Ω | Ω |
| THD plus Noise | 0.04 % | % |
| Supply Voltage - Max | 20 V | V |
| Supply Voltage - Min | 8 V | V |
| Minimum Operating Temperature | -40 °C | °C |
| Maximum Operating Temperature | +85 °C | °C |
| Gain | 19.7 dB | dB |
| Input Type | Differential | - |
| Number of Channels | 2 Channel | - |
| Package/Case | SOIC-32 | - |
| Height | 2.45 mm | mm |
| Length | 20.7 mm | mm |
| Width | 7.6 mm | mm |
Key Features
- Stereo full-bridge power comparator for high-efficiency Class-D audio amplifier systems.
- No external heat sink required.
- Operating voltage range: asymmetrical from 8 V to 20 V.
- Thermally protected with overtemperature, overcurrent, overvoltage, undervoltage, and overdissipation sensors.
- Zero dead-time switching and current-limiting to prevent audible interruptions.
- Differential inputs and short-circuit protection.
- High output power efficiency (up to 89%).
Applications
- Self-oscillating or open-loop Class-D audio amplifier systems.
- Flat-panel television sets and monitors.
- Multimedia systems.
- Wireless speakers.
- High-end CRT television sets.
Q & A
- What is the TFA9810T/N1,112 used for?
The TFA9810T/N1,112 is used as a stereo full-bridge power comparator for high-efficiency Class-D audio amplifier systems.
- What is the output power of the TFA9810T/N1,112?
The output power is 2 x 12 W into an 8 Ω load.
- Does the TFA9810T/N1,112 require an external heat sink?
No, it does not require an external heat sink.
- What is the operating voltage range of the TFA9810T/N1,112?
The operating voltage range is asymmetrical from 8 V to 20 V.
- What types of protection does the TFA9810T/N1,112 have?
The TFA9810T/N1,112 has overtemperature, overcurrent, overvoltage, undervoltage, and overdissipation sensors.
- What is the typical gain of the TFA9810T/N1,112?
The typical gain is 19.7 dB.
- What is the package type of the TFA9810T/N1,112?
The package type is SOIC-32.
- What are some common applications of the TFA9810T/N1,112?
Common applications include flat-panel television sets, multimedia systems, wireless speakers, and high-end CRT television sets.
- What is the maximum operating temperature of the TFA9810T/N1,112?
The maximum operating temperature is +85 °C.
- What is the minimum operating temperature of the TFA9810T/N1,112?
The minimum operating temperature is -40 °C.
