Overview
The TDA7052BT/N1,118 is a mono Bridge-Tied Load (BTL) audio amplifier produced by NXP USA Inc. This integrated circuit is designed for use in various audio applications, including TVs, monitors, and battery-fed portable devices such as recorders and radios. It features an integrated DC volume control stage, eliminating the need for external coupling capacitors and maintaining a low offset voltage. This design also allows for a reduced power supply with smaller capacitors, leading to cost savings and efficiency improvements.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| Supply Voltage (VP) | 4.5 | 18 | V | ||
| Total Quiescent Current (Iq(tot)) | RL = ∞ | 9.2 | 13 | mA | |
| Output Power (PO) | THD = 10%, RL = 16Ω | 0.5 | 0.55 | W | |
| Total Harmonic Distortion (THD) | PO = 0.25 W | 0.3 | 1 | % | |
| Maximum Total Voltage Gain (Gv(max)) | 39.5 | 40.5 | 41.5 | dB | |
| Input Signal Handling (VI) | Gv(max) = 0 dB; THD < 1% | 1.0 | V | ||
| Noise Output Voltage (Vno) | f = 500 kHz | 210 | μV | ||
| Bandwidth | at −1 dB | 0.02 to 300 | kHz | ||
| Supply Voltage Ripple Rejection (SVRR) | 48 | 60 | dB | ||
| DC Output Offset Voltage | 200 | mV | |||
| Input Impedance (ZI) | pin 3 | 15 | 20 | 25 | kΩ |
| Operating Ambient Temperature (Tamb) | -40 | 85 | °C | ||
| Storage Temperature (Tstg) | -55 | 150 | °C |
Key Features
- Integrated DC Volume Control: The TDA7052BT/N1,118 features an integrated DC volume control stage, eliminating the need for external coupling capacitors and maintaining a low offset voltage.
- Bridge-Tied Load (BTL) Output: The BTL principle offers advantages such as lower peak supply current and reduced power supply requirements, leading to cost savings and efficiency improvements.
- Depop, Mute, and Protection Features: The amplifier includes depop, mute, short-circuit, and thermal protection, enhancing reliability and user experience.
- Low Power Consumption: With a total quiescent current of up to 13 mA, this amplifier is suitable for battery-fed portable applications.
- Wide Supply Voltage Range: The amplifier operates over a supply voltage range of 4.5V to 18V, making it versatile for various applications.
Applications
- TVs and Monitors: The TDA7052BT/N1,118 is designed for use in TVs and monitors, providing high-quality audio output.
- Portable Audio Devices: It is suitable for battery-fed portable recorders, radios, and other audio devices due to its low power consumption and integrated DC volume control.
- Consumer Electronics: This amplifier can be used in a variety of consumer electronics requiring mono audio output, such as sound systems and multimedia devices.
Q & A
- What is the maximum output power of the TDA7052BT/N1,118?
The maximum output power is 550 mW into a 16 Ω load with a total harmonic distortion (THD) of 10%.
- What is the supply voltage range for this amplifier?
The supply voltage range is from 4.5 V to 18 V.
- Does the TDA7052BT/N1,118 have built-in volume control?
Yes, it features an integrated DC volume control stage.
- What are the key protection features of this amplifier?
The amplifier includes depop, mute, short-circuit, and thermal protection features.
- What is the operating ambient temperature range for this component?
The operating ambient temperature range is from -40 °C to 85 °C.
- What is the maximum total quiescent current of the TDA7052BT/N1,118?
The maximum total quiescent current is 13 mA.
- What is the input impedance of the TDA7052BT/N1,118?
The input impedance is between 15 kΩ and 25 kΩ.
- What is the bandwidth of the TDA7052BT/N1,118?
The bandwidth is from 0.02 kHz to 300 kHz at -1 dB.
- What is the ripple rejection of the TDA7052BT/N1,118?
The supply voltage ripple rejection is between 48 dB and 60 dB.
- What is the storage temperature range for this component?
The storage temperature range is from -55 °C to 150 °C.
