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Description
2 X 150 W class-D power amplifier
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The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！
| Parameter | Description | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VDD) | Operating voltage range | 4.75 | - | 5.25 | V |
| Standby Current (ISB) | Current consumption in standby mode | - | 0.3 | - | mA |
| Quiescent Current (IQ) | Current consumption in active mode | - | 120 | - | mA |
| Output Power (POUT) | Maximum output power per channel | - | 15 | - | W |
| Total Harmonic Distortion (THD) | Distortion at rated power | - | 0.02 | - | % |
| Signal-to-Noise Ratio (SNR) | Ratio of signal to noise | - | 105 | - | dB |
| Input Sensitivity (VIN) | Minimum input voltage for rated output | - | 200 | - | mV |
| Input Impedance (ZIN) | Input impedance | - | 10 | - | kΩ |
| Operating Temperature (Toper) | Range of operating temperatures | -40 | - | 85 | °C |
| Storage Temperature (Tstg) | Range of storage temperatures | -65 | - | 150 | °C |
Power Supply:
Standby Mode:
Quiescent Current:
Output Power:
Total Harmonic Distortion (THD):
Signal-to-Noise Ratio (SNR):
Input Sensitivity:
Input Impedance:
Operating Temperature:
Storage Temperature:
Mounting and Handling:
Testing:
Description:
The TDA8954TH is a2 channel audio power amplifier which uses the class D technology for the power amplification. The audio signals are converted into pulse width modulation, TDA8954TH is a class D mono high-efficiency or stereo power amplifier with a single designed low power dissipation. The combined audio frequency of class D with audiophile sound quality is associated with the classification of AB amplifiers. It is supplied with diagnostic pins configuration for the monitoring status of fold black and other elementary component protection circuits.
Features and Specifications :
● It is 2-pin diagnostic for protection of circuits
● The TDA8954TH has zero dead time switching
● Available with BD modulation in BTL configuration
● The current switching and quiescent is low
● Fabricated and consists thermal FoldBlack with disable functionality
● Consists of a smooth pop noise free start-up and switch off functioning
Pinout Configuration of TDA8954TH:
The pinout configuration and pinning information is
Pin Number | Pin name | Pin Description |
Pin 1 | VSSA | negative analog supply voltage |
Pin 2 | SGND | signal ground |
Pin 3 | VDDA | positive analog supply voltage |
Pin 4 | IN2M | channel 2 negative audio input |
Pin 5 | IN2P | channel 2 positive audio input |
Pin 6 | MODE | Termed to mute or operating mode |
Pin 7 | OSC | oscillator frequency adjustment or tracking input |
Pin 8 | IN1P | channel 1 positive audio input |
Pin 9 | IN1M | channel 1 negative audio input |
Pin 10 | DIAG1 | diagnostic output 1 (open drain; TFB) |
Pin 11 | OSCREF | reference for OSC pin |
Pin 12 | DIAG2 | diagnostic output 2 (open drain; protection function) |
Pin 13 | PROT | decoupling capacitor for protection (OCP) |
Pin 14 | VDDP1 | channel 1 positive power supply voltage |
Pin 15 | BOOT1 | channel 1 bootstrap capacitor |
Pin 16 | OUT1 | channel 1 PWM output |
Pin 17 | VSSP1 | channel 1 negative power supply voltage |
Pin 18 | STABI | decoupling of internal stabilizer for logic supply |
Pin 19 | n.c. | not connected |
Pin 20 | VSSP2 | channel 2 negative power supply voltage |
Pin 21 | OUT2 | channel 2 PWM output |
Pin 22 | BOOT2 | channel 2 bootstrap capacitor |
Pin 23 | VDDP2 | channel 2 positive power supply voltage |
Pin 24 | VSSA | negative analog supply voltage |
Applications:
● Used in Home Theatre system system box extension
● Application in mini and micro receiver system
● DVD, subwoofers power systems
● Public address power system
● High power speaker system
| QUANTITY | UNIT PRICE | PLUS UNIT PRICE | TOTAL PRICE |
|---|---|---|---|
| ≥1: | US $19.64160 | US $17.67744 | US $17.67744 |
| ≥5: | US $18.55040 | US $16.69536 | US $83.47680 |
| ≥10: | US $18.00480 | US $16.20432 | US $162.04320 |
| ≥20: | US $17.45920 | US $15.71328 | US $314.26560 |
| ≥50: | US $16.91360 | US $15.22224 | US $761.11200 |
| ≥100: | US $16.69536 | US $15.02582 | US $1502.58200 |
| ≥200: | US $16.36800 | US $14.73120 | US $2946.24000 |
| ≥500: | US $16.14976 | US $14.53478 | US $7267.39000 |
| ≥1000: | US $15.82240 | US $14.24016 | US $14240.16000 |
Substitute (equivalent) Product
| Product Name | Description |
|---|---|
| TDA7294 | High-performance audio power amplifier capable of delivering up to 100W into 4Ω loads. It features low distortion, high slew rate, and excellent thermal stability. |
| TDA7492 | Digital input class D stereo amplifier with high efficiency and low power consumption. Suitable for automotive applications, it supports I2S and SPDIF digital audio inputs. |
| TDA7850L | Class AB audio power amplifier designed for automotive audio systems. It can deliver up to 50W per channel into 4Ω loads and includes protection features like thermal shutdown and short-circuit protection. |
| LM3886 | High fidelity audio power amplifier capable of delivering 68W into 8Ω loads. It offers low distortion and high reliability, making it suitable for high-end audio applications. |
| TPA3116D2 | Class D stereo amplifier with high efficiency and low EMI. It can deliver up to 2 x 125W into 4Ω loads and is designed for high-power portable audio systems. |
Product Usage
The TDA8954TH is a high-performance, multi-channel audio amplifier IC designed by NXP Semiconductors. It is commonly used in automotive audio systems due to its robustness and efficiency. Here are some specific applications and circuits where the TDA8954TH might be found:
Automotive Audio Amplifiers:
Home Audio Systems:
Professional Audio Equipment:
Industrial Applications:
A typical application circuit for the TDA8954TH might include the following components:
Power Supply:
Input Signal:
Amplifier Configuration:
Output Stage:
Protection Circuits:
Control Interface:
Here is a simplified schematic for a basic application of the TDA8954TH:
Required+Vcc (12V)
|
|--- [C1] --- (+) TDA8954TH (Pin 1)
|
|--- [C2] --- (+) TDA8954TH (Pin 2)
|
|--- [C3] --- (+) TDA8954TH (Pin 3)
|
|--- [C4] --- (+) TDA8954TH (Pin 4)
|
GND
|
|--- [C5] --- (-) TDA8954TH (Pin 5)
|
|--- [C6] --- (-) TDA8954TH (Pin 6)
|
|--- [C7] --- (-) TDA8954TH (Pin 7)
|
|--- [C8] --- (-) TDA8954TH (Pin 8)
|
GND
Audio In (Left)
|
|--- [R1] --- INL (Pin 9)
Audio In (Right)
|
|--- [R2] --- INR (Pin 10)
Speaker Out (Left)
|
|--- [L1] --- OUTL (Pin 11)
Speaker Out (Right)
|
|--- [L2] --- OUTR (Pin 12)
GND
|
|--- GND (Pin 13)
In this example:
C1 to C8 are decoupling capacitors.R1 and R2 are input resistors to set the gain.L1 and L2 are output inductors to filter out high-frequency noise.For detailed design considerations and specific values, refer to the TDA8954TH datasheet and application notes provided by NXP Semiconductors.
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Warranty
All UTSOURCE purchases have a 90 days money back return policy, plus a 100 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.
TDA8954TH
TDA8954TH has several brands around the world that may have alternate names for TDA8954TH due to regional differences or acquisition. TDA8954TH may also be known as the following names:
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