Overview
The TDA8954TH/N1,118 is a high-efficiency Class D audio power amplifier produced by NXP USA Inc. This integrated circuit is designed to deliver exceptional audio performance with low power dissipation. It can operate in both stereo and mono configurations, making it versatile for various audio applications. The amplifier features a wide supply voltage range from ±12.5 V to ±42.5 V, ensuring flexibility in system design.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | NXP USA Inc. |
| Description | IC AMP AUDIO CLASS D 24HSOP |
| Package Type | 24-HSOP (Heat Sink Package) |
| Output Type | 1-Channel (Mono) or 2-Channel (Stereo) |
| Max Output Power x Channels @ Load | 420W x 1 @ 8 Ω, 210W x 2 @ 4 Ω |
| Voltage - Supply | ±12.5 V to ±42.5 V |
| Efficiency | Approximately 93% into a 4 Ω load |
| Gain | Fixed gain of 30 dB in SE and 36 dB in BTL applications |
| Protection Features | Short-Circuit, Thermal Protection, Output Current Limiting |
| Operating Temperature | Not specified in the sources, but typically within the range suitable for most electronic devices |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | Lead free / RoHS Compliant |
Key Features
- High Efficiency: The TDA8954TH/N1,118 offers high efficiency of approximately 93% into a 4 Ω load, reducing power dissipation and heat generation.
- Flexible Configuration: It can operate in both stereo and mono configurations, providing flexibility in system design.
- Wide Supply Voltage Range: The amplifier operates over a wide supply voltage range from ±12.5 V to ±42.5 V.
- Advanced Protection Strategy: Features include voltage protection, output current limiting, and thermal foldback (TFB) with disable functionality.
- Diagnostic Capabilities: Provides two diagnostic pins for monitoring thermal foldback and protection status.
- Low Quiescent Current: Low quiescent current consumption to minimize standby power.
- Short-Circuit Proof: Fully short-circuit proof across the load.
- BD Modulation in BTL Configuration: BD modulation in Bridge-Tied Load (BTL) configuration for improved performance.
Applications
The TDA8954TH/N1,118 is suitable for a variety of audio applications where high power and efficiency are required. These include:
- Home Audio Systems: High-power home audio systems, soundbars, and home theaters.
- Professional Audio Equipment: Public address systems, professional speakers, and audio amplifiers.
- Automotive Audio Systems: High-performance car audio systems.
- Industrial Audio Systems: Industrial sound systems and public address systems in large venues.
Q & A
- What is the maximum output power of the TDA8954TH/N1,118 in mono configuration?
The maximum output power in mono configuration is 420W into an 8 Ω load.
- What is the maximum output power in stereo configuration?
The maximum output power in stereo configuration is 2 × 210 W into a 4 Ω load.
- What is the supply voltage range for the TDA8954TH/N1,118?
The supply voltage range is from ±12.5 V to ±42.5 V.
- What protection features does the TDA8954TH/N1,118 have?
The amplifier features short-circuit protection, thermal protection, and output current limiting.
- Is the TDA8954TH/N1,118 RoHS compliant?
- What is the efficiency of the TDA8954TH/N1,118?
The efficiency is approximately 93% into a 4 Ω load.
- Does the TDA8954TH/N1,118 have diagnostic capabilities?
- What is the gain of the TDA8954TH/N1,118 in SE and BTL configurations?
The gain is fixed at 30 dB in Single-Ended (SE) and 36 dB in Bridge-Tied Load (BTL) configurations.
- Is the TDA8954TH/N1,118 fully short-circuit proof?
- What is the moisture sensitivity level (MSL) of the TDA8954TH/N1,118?
The MSL is 1 (Unlimited).
