Overview
The ADAU1592ACPZ-RL7 is a 2-channel, bridge-tied load (BTL) switching audio power amplifier manufactured by Analog Devices Inc. This integrated circuit is designed with an integrated Σ-Δ modulator that accepts an analog input signal and generates a switching output to drive speakers directly. The amplifier is part of the Audio Amplifiers class and is known for its high performance and reliability in various audio applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Input Impedance | - | 20 kΩ | - | - | AINL/AINR |
| Output DC Offset Voltage | - | ±3 mV | - | - | - |
| Analog Supply Voltage (AVDD) | 3.0 | 3.3 | 3.6 | V | - |
| Digital Supply Voltage (DVDD) | 3.0 | 3.3 | 3.6 | V | - |
| Power Transistor Supply Voltage (PVDD) | 9 | 15 | 18 | V | - |
| Max Output Power x Channels @ Load | - | 24W x 2 @ 4Ω | - | - | - |
| Total Harmonic Distortion + Noise (THD + N) | - | 0.005%@6Ohm@1W | - | - | - |
| PSRR (Typical) | - | 65 dB | - | - | - |
| Operating Temperature | -40°C | - | 85°C | - | TA |
| Package Type | - | LFCSP-48 | - | - | - |
Key Features
- Depop, Mute, Short-Circuit, and Thermal Protection
- Standby mode for efficient power consumption
- Integrated Σ-Δ modulator with feedback from the power stage
- Digital, microcontroller-compatible interface for control of reset, mute, and PGA gain
- Built-in circuits to suppress turn-on and turn-off pop and click
- Surface Mount mounting type with 48-VFQFN Exposed Pad, CSP package
Applications
- Multimedia systems
- Speaker arrays
- Automotive infotainment systems
- Loudspeaker drivers
- Flat panel televisions and PC audio systems
- Mini-components
Q & A
- Q: What is the ADAU1592ACPZ-RL7?
A: The ADAU1592ACPZ-RL7 is a 2-channel, bridge-tied load (BTL) switching audio power amplifier with an integrated Σ-Δ modulator.
- Q: What are the key features of the ADAU1592ACPZ-RL7?
A: Key features include depop, mute, short-circuit, and thermal protection, standby mode, integrated Σ-Δ modulator, and digital interface for control.
- Q: What are the typical supply voltages for the ADAU1592ACPZ-RL7?
A: The analog and digital supply voltages are 3.0V to 3.6V, and the power transistor supply voltage is 9V to 18V.
- Q: What is the maximum output power of the ADAU1592ACPZ-RL7?
A: The maximum output power is 24W x 2 channels at 4Ω load.
- Q: What is the operating temperature range of the ADAU1592ACPZ-RL7?
A: The operating temperature range is -40°C to 85°C.
- Q: What kind of protection does the ADAU1592ACPZ-RL7 have?
A: It has depop, mute, short-circuit, and thermal protection.
- Q: How does the ADAU1592ACPZ-RL7 suppress noise?
A: It has built-in circuits to suppress turn-on and turn-off pop and click, and the Σ-Δ modulator helps reduce nonlinearity and achieve good PSRR.
- Q: What are the common applications of the ADAU1592ACPZ-RL7?
A: Common applications include multimedia systems, speaker arrays, automotive infotainment systems, and loudspeaker drivers.
- Q: Is the ADAU1592ACPZ-RL7 RoHS compliant?
A: No, the ADAU1592ACPZ-RL7 is not RoHS compliant.
- Q: How can I ensure the authenticity of the ADAU1592ACPZ-RL7 purchased from a supplier?
A: Ensure that the supplier, like LoveChip, has a stringent QC process and provides a warranty on the parts quality.
