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TDA8954TH/N1
TDA8954TH/N1
| Part Number | TDA8954TH/N1 |
|---|---|
| Manufacturer | NXP Semiconductors |
| Category | Integrated Circuits (ICs) > Linear – Audio Amplifiers (Class D) |
| Description | 2 x 210W Dual Channel / 1 x 420W Mono BTL High-Efficiency Class-D Audio Power Amplifier, HSOP-24-11mm Power Package. |
| Stock Status | In Stock |
| Origin | Original Factory |
Product Overview
The TDA8954TH/N1 is a high-efficiency Class-D audio power amplifier IC from NXP Semiconductors. Adopting advanced DMOS technology, it supports two working modes: 2-channel SE stereo output delivering 2 × 210 W into 4 Ω loads, or single-channel BTL mono output up to 420 W into an 8 Ω load. It operates on symmetrical dual supply voltage of ±12.5 V ~ ±42.5 V, featuring low THD, low noise and efficiency higher than 93%. Packaged in HSOP-24-11mm with bottom exposed thermal pad, it integrates multiple protection circuits, ideal for active subwoofers, home theater and professional audio equipment.
Core Advantages
High Output Power & Flexible Mode Selection
Supports stereo SE or mono BTL configuration, provides powerful dynamic performance for high-power audio systems.
High-Efficiency Class-D Architecture
Efficiency exceeds 93%, effectively lowering heat generation and reducing heatsink requirements.
Wide Operating Voltage Range
Works steadily under ±12.5 V to ±42.5 V dual power supply, compatible with various power supply schemes.
Complete Built-In Protection
Equipped with thermal shutdown, short-circuit protection and pop-click suppression to ensure reliable operation.
Key Specifications
| Brand | NXP Semiconductors |
|---|---|
| RoHS Status | RoHS Compliant / Lead-Free / Green |
| EDA/CAD Model | Schematic symbol models, 3D CAD step profiles, and 24-HSOP PCB footprint land patterns are available on request |
| Warranty | 1-Year Standard Quality Warranty |
| Package / Case | HSOP-24-11mm |
| Mounting Type | Surface Mount (SMT / SMD) |
| Surface Marking / Silkscreen | TDA8954TH Marking |
| Amplifier Type | Class-D Audio Power Amplifier |
| Output Channels | 2-Channel Stereo (SE) or 1-Channel Mono (BTL) |
| Output Power (SE Mode) | 2 × 210 W (RL = 4 Ω, VP = ±41 V) |
| Output Power (BTL Mode) | 1 × 420 W (RL = 8 Ω, VP = ±41 V) |
| Operating Voltage Range (VP) | ±12.5 V to ±42.5 V (Dual Symmetrical Rail) |
| Efficiency | > 93% |
| Total Harmonic Distortion (THD) | 0.01% (Typical at 1 W, 1 kHz) |
| Operating Temperature Range | -40°C to +85°C (Industrial Grade) |
| Signal Bandwidth | Up to 20 kHz |
| Protection Features | Thermal shutdown, short-circuit protection, overvoltage protection, pop & click suppression |
| Standby Function | Supported |
| Packaging Format | Tube / Tape & Reel |
Typical Applications
- High-power active subwoofers and home theater speaker systems
- Professional audio power amplifiers, public address (PA) systems, and stage monitors
- Commercial AV equipment, musical instrument amplifiers, and powered studio monitors
- Car audio power amplifiers and high-power automotive audio systems
- Compact multi-channel audio receiver amplifiers and soundbars
Order & Shipping Info
| Minimum Order Quantity (MOQ) | 1 Piece |
|---|---|
| Shipping Time | Shipped within 1-2 business days |
| Delivery Time | 3-7 working days worldwide |
| Shipping Methods | DHL, UPS, FedEx, EMS |
| Payment Methods | T/T (Bank Transfer), PayPal, Credit Card, Western Union |
Technical Support
For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.
Frequently Asked Questions
Q1: What is the main difference between operating the TDA8954TH in SE vs. BTL mode?
A: Single-Ended (SE) mode works as a 2-channel stereo amplifier delivering up to 210W per channel into 4Ω loads. Bridge-Tied Load (BTL) mode combines two channels into single mono output, delivering up to 420W into an 8Ω load.
Q2: Does the TDA8954TH/N1 need single or dual power supply?
A: It requires symmetrical dual power supply, operating within ±12.5 V to ±42.5 V.
Q3: How to implement thermal design for HSOP-24-11mm package?
A: The bottom exposed thermal pad must be firmly soldered to PCB copper area. An external heatsink is strongly recommended for stable continuous high-power operation.
Q4: Does TDA8954TH support pop & click noise suppression?
A: Yes. It supports mute and standby control to effectively eliminate startup and shutdown pop & click noise.
Q5: What are common alternative amplifier ICs compatible with similar audio designs?
A: Common alternatives include TDA8950, TDA8953. Notice the power limit and package differences; partial circuit adjustment may be required for direct replacement.
Q6: What protection circuits are built inside TDA8954TH/N1?
A: Integrated thermal shutdown, output short-circuit protection and overvoltage protection to prevent chip damage under abnormal working conditions.
Q7: What typical applications suit TDA8954TH Class-D amplifier?
A: Active subwoofers, home theater power amplifiers, professional audio speakers and high-power audio playback equipment.
Q8: Can TDA8954TH drive speaker loads lower than 4Ω?
A: Not recommended. Operating below rated impedance will trigger overcurrent protection and may cause overheating.
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