Overview
The TDA7052A/N2,112 is a mono BTL (Bridge-Tied Load) output amplifier integrated circuit produced by NXP USA Inc. This component is designed to provide high-quality audio amplification with the added feature of DC volume control. It is particularly suited for use in TVs, monitors, and other audio applications where volume adjustment is necessary. The TDA7052A/N2,112 is known for its robust performance, reliability, and ease of integration into various electronic systems.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Voltage - Supply | 4.5 | 18 | V | ||
| Output Power | THD = 10%, RL = 8 Ω | 1.0 | 1.1 | W | |
| Total Harmonic Distortion (THD) | PO = 0.5 W | 0.3 | 1 | % | |
| Voltage Gain | V4 = 1.4 V | 34.5 | 35.5 | 36.5 | dB |
| Noise Output Voltage (RMS value) | f = 500 kHz | 210 | μV | ||
| Supply Voltage Ripple Rejection | f = 100 Hz to 10 kHz | 38 | 46 | dB | |
| DC Output Offset Voltage | 150 | mV | |||
| Input Impedance | Pin 2 | 15 | 20 | 25 | kΩ |
| Package / Case | 8-DIP (0.300", 7.62mm) | ||||
| Operating Temperature |
Key Features
- Class AB Mono Audio Amplifier: Provides efficient and high-quality audio amplification.
- DC Volume Control: Allows for precise volume adjustment using a DC signal.
- Short-Circuit Protection: Protects the amplifier from damage due to short circuits.
- Depop Circuitry: Reduces the popping sound when the amplifier is turned on or off.
- High Gain and Low Noise: Offers a voltage gain of up to 35.5 dB and low noise output voltage.
- Wide Supply Voltage Range: Operates with supply voltages from 4.5 V to 18 V.
Applications
- TVs and Monitors: Ideal for audio amplification in television sets and computer monitors.
- Portable Audio Devices: Suitable for battery-fed portable audio equipment due to its efficient power consumption.
- Home Audio Systems: Can be used in various home audio systems requiring volume control and high-quality audio output.
- Automotive Audio Systems: Applicable in automotive audio systems where DC volume control is necessary.
Q & A
- What is the TDA7052A/N2,112 used for?
The TDA7052A/N2,112 is a mono BTL output amplifier with DC volume control, used in applications such as TVs, monitors, and portable audio devices.
- What is the maximum output power of the TDA7052A/N2,112?
The maximum output power is 1.1 W with a load resistance of 8 Ω and THD of 10%.
- What is the supply voltage range for the TDA7052A/N2,112?
The supply voltage range is from 4.5 V to 18 V.
- Does the TDA7052A/N2,112 have built-in protection features?
Yes, it includes short-circuit protection and depop circuitry to reduce popping sounds during power on/off).
- What is the typical voltage gain of the TDA7052A/N2,112?
The typical voltage gain is 35.5 dB).
- What is the noise output voltage (RMS value) of the TDA7052A/N2,112?
The noise output voltage (RMS value) is 210 μV at f = 500 kHz).
- What is the package type of the TDA7052A/N2,112?
The package type is 8-DIP (0.300", 7.62mm)).
- Is the TDA7052A/N2,112 suitable for automotive applications?
Yes, it can be used in automotive audio systems where DC volume control is necessary).
- What is the input impedance of the TDA7052A/N2,112?
The input impedance is typically 20 kΩ).
- Does the TDA7052A/N2,112 have thermal protection?
While it does not have explicit thermal protection, it has thermal resistance specifications to ensure safe operation within certain temperature limits).
