Overview
The TDA7563ASM, produced by STMicroelectronics, is a high-efficiency quad power amplifier designed for automotive and industrial audio applications. This component features advanced Multipower BCD technology and a MOSFET output power stage, ensuring high output power capability and efficiency. The TDA7563ASM is part of the Flexiwatt 27 package family, offering robust performance and integrated diagnostic features.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Supply Voltage (Vop) | 8 - 18 | V |
| DC Supply Voltage (VS) | 28 | V |
| Peak Supply Voltage (Vpeak) | 50 (for t = 50 ms) | V |
| Output Peak Current (IO) - Non-Repetitive | 8 | A |
| Output Peak Current (IO) - Repetitive | 6 | A |
| Power Dissipation (Ptot) at Tcase = 70°C | 85 | W |
| Storage and Junction Temperature (Tstg, Tj) | -55 to 150 | °C |
| Thermal Resistance Junction-to-Case (Rth j-case) | 1 | °C/W |
| Output Power (PO) at VS = 15.2 V, RL = 2 Ω, THD = 10% | 50 | W |
| Total Quiescent Drain Current (Id) | 170 - 300 | mA |
| Total Harmonic Distortion (THD) at PO = 1 to 10 W | 0.015 - 0.1% | % |
Key Features
- Multipower BCD technology with MOSFET output power stage and DMOS power output.
- High efficiency (class SB) with high output power capability: 4 x 28 W / 4 Ω @ 14.4 V, 1 kHz, 10% THD, and max power of 4 x 72 W / 2 Ω.
- Full I2C bus driving for standby, independent front/rear soft play/mute, selectable gain (26 dB / 12 dB), and high efficiency enable/disable.
- I2C bus digital diagnostics including DC and AC load detection.
- Full fault protection with DC offset detection and four independent short circuit protections.
- Clipping detector pin with selectable threshold (2% / 10%).
- Standby/mute pin for control.
Applications
The TDA7563ASM is designed for various audio applications, particularly in the automotive and industrial sectors. It is suitable for:
- Car audio systems requiring high power output and efficiency.
- Industrial audio equipment where robust performance and diagnostic features are essential.
- Systems needing advanced fault protection and thermal management.
Q & A
- What is the maximum output power of the TDA7563ASM?
The maximum output power is 4 x 72 W at 2 Ω load.
- What is the operating supply voltage range for the TDA7563ASM?
The operating supply voltage range is from 8 V to 18 V.
- Does the TDA7563ASM have built-in diagnostic features?
- What is the thermal resistance junction-to-case for the Flexiwatt 27 package?
The thermal resistance junction-to-case is 1 °C/W.
- What is the total quiescent drain current range for the TDA7563ASM?
The total quiescent drain current range is from 170 mA to 300 mA.
- Can the TDA7563ASM be controlled via I2C bus?
- What is the maximum peak supply voltage for the TDA7563ASM?
The maximum peak supply voltage is 50 V for a duration of 50 ms.
- What are the typical applications for the TDA7563ASM?
It is typically used in automotive and industrial audio systems.
- Does the TDA7563ASM have short circuit protection?
- What is the storage and junction temperature range for the TDA7563ASM?
The storage and junction temperature range is from -55°C to 150°C.
