ADAU1592: Class-D Audio Power Amplifier
The ADAU1592 is a 2-channel, bridge-tied load (BTL) switching audio power amplifier with an integrated Σ-Δ modulator.
The modulator accepts an analog input signal and generates a switching ...More
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ADAU1592: Class-D Audio Power Amplifier
Product Description
The ADAU1592 is a 2-channel, bridge-tied load (BTL) switching audio power amplifier with an integrated Σ-Δ modulator.
The modulator accepts an analog input signal and generates a switching output to drive speakers directly. A digital, microcontroller-compatible interface provides control of reset, mute, and PGA gain as well as output signals for thermal and overcurrent error conditions. The output stage can operate from supply voltages ranging from 9 V to 18 V. The analog modulator and digital logic operate from a 3.3 V supply.
Applications
Data Sheet, Rev. A, 9/07
Features
- Integrated stereo modulator and power stage
- 0.005% THD + N
- 101 dB dynamic range
- PSRR > 65 dB
- RDS-ON < 0.3 Ω (per transistor)
- Efficiency > 90% (8 Ω)
- EMI-optimized modulator
- On/off-mute pop-noise suppression
- Short-circuit protection
- Overtemperature protection
Diagrams
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- Other Diagrams
- Symbols and Footprints
Functional Block Diagram for ADAU1592
Class-D Audio Power Amplifier
Functional Block Diagram for ADAU1592
SSM2311 - Filterless High Efficiency Mono 3 W Class-D Audio Amplifier
SSM2317 - Filterless High Efficiency Mono 3 W Class-D Audio Amplifier
| Part# | Output Power (W) | Efficiency (%) | Dynamic Range (dB) | SNR (dB) | THD+N (dB) | Pos Supply | Supply Current (max) | Price* (1000-4999) |
|---|---|---|---|---|---|---|---|---|
| AD1990 | 5 | 84 | 102 | 102 | -90 | +8V to +12V | 30mA | $6.60 |
| AD1991 | 20 | 87 | - | - | - | +4.5V to +5.5V | 2.75mA | $7.91 |
| AD1992 | 10 | 84 | 102 | 102 | -90 | +8V to +20V | 30mA | $6.73 |
| AD1994 | 25 | 84 | 102 | 102 | -90 | +8V to +20V | 30mA | $6.87 |
| ADAU1592 | 18 | 87 | 101 | 101 | -85 | +9V to +18V | 44mA | $3.62 |
| SSM2301 | 1.4 | 85 | - | 98 | - | +2.5V to +5V | 4.2mA | $0.32 |
| SSM2302 | 2 | 85 | - | 98 | -67 | +2.5V to +5V | - | $0.91 |
| SSM2304 | 2 | 85 | - | 102 | -67 | +2.5V to +5V | 7mA | $0.62 |
| SSM2306 | 2 | 87 | - | 96 | - | +2.5V to +5V | 6.5mA | $0.69 |
| SSM2311 | 3 | 85 | - | 98 | -67 | +2.5V to +5.5V | 4.2mA | $0.72 |
| SSM2315 | 3 | 93 | - | 103 | - | +2.5V to +5.5V | 3.3mA | $0.81 |
* The pricing listed here is provided only for budgetary purposes as recommended list price in U.S.
Dollars in the United States ex factor per unit for the stated volume. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.
** Pricing is currently unavailable. Click on the product number to see the Product Page for additional information.
ADAU1592 Model Options
| Model | Status | Package | Pins | Temp. Range |
Price* (1000 pcs.) |
Available | ROHS Compilant | Samples Cart | Purchase Cart |
|---|---|---|---|---|---|---|---|---|---|
| ADAU1592ACPZ | Prodn | 48 ld TQFP (7x7mm) | 48 | Ind | $3.62 | 07/04/2008 |
Y
Material Declaration |
Add To Cart | Add To Cart |
| ADAU1592ACPZ-RL | Prodn | 48 ld LQFP | 48 | Ind | $3.62 | 10/03/2008 |
Y
Material Declaration |
Contact ADI | Add To Cart |
| ADAU1592ASVZ | Prodn | 48 ld TQFP-EP (5.1mm exposed pad) | 48 | Ind | $3.62 | 07/04/2008 |
Y
Material Declaration |
Add To Cart | Add To Cart |
| ADAU1592ASVZ-RL | Prodn | 48 ld TQFP-EP (5.1mm exposed pad) | 48 | Ind | $3.62 | - |
Y
Material Declaration |
Contact ADI | Add To Cart |
| ADAU1592ASVZ-RL7 | Prodn | 48 ld TQFP-EP (5.1mm exposed pad) | 48 | Ind | $3.62 | - |
Y
Material Declaration |
Contact ADI | Add To Cart |
| EVAL-ADAU1592EBZ | Prodn | EVALUATION BOARDS | - | Comm. | - | 08/29/2008 | Y | Contact ADI | Add To Cart |
Help
- Pre-Release: The model has not been released to general production, but samples may be available.
- Production: The model is currently being produced, and generally available for purchase and sampling.
- Last Time Buy: The model has been scheduled for obsolescence, but may still be purchased for a limited time.
- Obsolete: The specific part is obsolete and no longer available. Other models listed in the table may still be available (if they have a status that is not obsolete).
For detailed drawings and chemical composition please consult our Package Site
- Commercial: 0 to +70 degrees Celsius
- Military : -55 to +125 degrees Celsius
- Industrial: Temperature ranges may vary by model. Please consult the datasheet for more information.
- Automotive: -40 to +125 degrees Celsius
The USA list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. sales office or authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.

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