Overview
The TAS5630B, produced by Texas Instruments, is a high-performance analog-input class-D amplifier integrated with PurePath™ HD technology. This device is designed to deliver exceptional audio quality and efficiency. It can drive up to 300 W per channel in stereo or 400 W in mono configuration from a single 50-V supply. The TAS5630B features advanced feedback technology, ensuring high signal bandwidth up to 80 kHz and ultra-low total harmonic distortion plus noise (THD+N) of 0.03% at 1 W into 4 Ω.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Power per Channel (BTL) | RL = 4 Ω, 10% THD+N | - | - | 300 | W |
| Output Power per Channel (SE) | RL = 4 Ω, 10% THD+N | - | - | 145 | W |
| THD+N at 1 W into 4 Ω | - | - | 0.05% | - | % |
| Signal to Noise Ratio (SNR) | A-weighted | - | - | 100 | dB |
| Efficiency | - | - | 88% | - | % |
| Supply Voltage | - | - | 50 | - | V |
| Package Options | - | - | HTQFP (64-pin), DKD (44-pin PSOP3) | - | - |
| Operating Temperature | - | - | - | 125 | °C |
Key Features
- PurePath™ HD technology for high signal bandwidth up to 80 kHz and ultra-low THD+N.
- High-efficiency power stage with >88% efficiency.
- Two thermally enhanced package options: HTQFP (64-pin) and DKD (44-pin PSOP3).
- Self-protection design including undervoltage, overtemperature, clipping, and short-circuit protection with error reporting.
- EMI compliant when used with recommended system design.
- Integrated closed-loop feedback technology.
- Internal voltage regulator and bootstrap circuitry for simplified system design.
Applications
- Mini combo systems.
- AV receivers.
- DVD receivers.
- Home audio systems.
- Professional audio equipment.
Q & A
- What is the maximum output power of the TAS5630B in stereo configuration? The TAS5630B can deliver up to 300 W per channel in stereo configuration.
- What is the typical efficiency of the TAS5630B? The typical efficiency of the TAS5630B is greater than 88%.
- What are the package options available for the TAS5630B? The TAS5630B is available in HTQFP (64-pin) and DKD (44-pin PSOP3) packages.
- What is the signal bandwidth of the TAS5630B? The signal bandwidth of the TAS5630B is up to 80 kHz.
- What protection features are included in the TAS5630B? The TAS5630B includes self-protection features such as undervoltage, overtemperature, clipping, and short-circuit protection with error reporting.
- Is the TAS5630B EMI compliant? Yes, the TAS5630B is EMI compliant when used with recommended system design.
- What is the recommended supply voltage for the TAS5630B? The recommended supply voltage for the TAS5630B is 50 V for the power stage and 12 V for the gate drive and other circuits.
- What is the maximum operating temperature of the TAS5630B? The maximum operating temperature of the TAS5630B is 125°C.
- Does the TAS5630B have internal voltage regulation? Yes, the TAS5630B has an internal voltage regulator and bootstrap circuitry for simplified system design.
- What is the THD+N of the TAS5630B at 1 W into 4 Ω? The THD+N of the TAS5630B at 1 W into 4 Ω is 0.05%.
