Overview
The TPA3116D2QDADRQ1 is a high-performance, automotive-grade Class D audio amplifier produced by Texas Instruments. This integrated circuit is part of the TPA3116 series and is designed for efficient and reliable audio amplification in various applications. It features a compact 32-pin HTSSOP package and supports a wide supply voltage range, making it versatile for different use cases.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | TPA3116D2QDADRQ1 |
| Manufacturer | Texas Instruments |
| Package | 32-pin HTSSOP (DAD) |
| Operating Temperature Range | -40°C to 125°C |
| Supply Voltage Range | 4.5 V to 26 V |
| Maximum Output Power | 2 × 50 W into 4 Ω BTL load at 21 V |
| Switching Frequency | Up to 1.2 MHz |
| Power Efficiency | >90% |
| Compliance | RoHS3 compliant, AEC-Q100 qualified |
Key Features
- 2-channel (stereo) Class D audio amplifier
- Supports 4Ω to 8Ω speaker loads
- Efficient Class-D operation with >90% power efficiency and low idle loss
- Advanced modulation schemes with AM avoidance and master/slave synchronization
- Programmable power limit and feedback power-stage architecture with high PSRR
- Differential and single-ended inputs, stereo BTL and mono PBTL modes
- Integrated self-protection circuits including overvoltage, undervoltage, overtemperature, DC-detect, and short circuit with error reporting
- Thermally enhanced packages and compact HTSSOP design
Applications
- Automotive audio systems
- Home audio systems
- Professional audio equipment
- Industrial audio applications
- Mini-micro component, speaker bars, docks, and after-market automotive systems
Q & A
- What is the maximum output power of the TPA3116D2QDADRQ1?
The maximum output power is 2 × 50 W into a 4 Ω BTL load at 21 V.
- What is the supply voltage range of the TPA3116D2QDADRQ1?
The supply voltage range is from 4.5 V to 26 V.
- What type of protection features does the TPA3116D2QDADRQ1 have?
The device includes integrated self-protection circuits for overvoltage, undervoltage, overtemperature, DC-detect, and short circuit with error reporting.
- Is the TPA3116D2QDADRQ1 suitable for automotive applications?
Yes, it is AEC-Q100 qualified and designed for automotive EMC requirements.
- What is the operating temperature range of the TPA3116D2QDADRQ1?
The operating temperature range is -40°C to 125°C.
- Does the TPA3116D2QDADRQ1 support multiple switching frequencies?
Yes, it supports multiple switching frequencies up to 1.2 MHz and includes AM avoidance and master/slave synchronization.
- What is the power efficiency of the TPA3116D2QDADRQ1?
The power efficiency is greater than 90%.
- Is the TPA3116D2QDADRQ1 RoHS compliant?
Yes, it is RoHS3 compliant.
- What types of inputs does the TPA3116D2QDADRQ1 support?
The device supports differential and single-ended inputs.
- Can the TPA3116D2QDADRQ1 be used in home audio systems?
Yes, it is suitable for use in home audio systems among other applications.
