Overview
The TDA2005M, produced by STMicroelectronics, is a class B dual audio power amplifier specifically designed for car radio applications. It is packaged in the Multiwatt11 format, which is ideal for automotive use due to its robust design and high performance capabilities. The amplifier is capable of delivering high output power, making it suitable for power booster amplifier designs. It can drive very low impedance loads and provide more than 20 W of output power in bridge configuration.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Supply Voltage (50 ms) | 40 | V |
| DC Supply Voltage | 28 | V |
| Operating Supply Voltage | 18 | V |
| Output Peak Current (non-repetitive, t = 0.1 ms) | 4.5 | A |
| Output Peak Current (repetitive, f ≥ 10 Hz) | 3.5 | A |
| Power Dissipation at Tcase = 60 °C | 20 | W |
| Storage and Junction Temperature | -40 to 150 | °C |
| Thermal Resistance Junction-to-Case | 3 | °C/W |
| Output Power (bridge configuration, THD = 10%) | 20 W @ RL = 4 Ω | W |
| Output Power (stereo configuration, THD = 10%) | 10 + 10 W @ RL = 2 Ω | W |
Key Features
- High Output Power: Capable of delivering up to 20 W in bridge configuration and 10 + 10 W in stereo configuration at THD = 10%.
- Protection Features: Includes protection against output DC and AC short circuit to ground, overrating chip temperature, load dump voltage surge, fortuitous open ground, and very inductive loads. Additionally, it offers loudspeaker protection during short circuit for one wire to ground.
- High Current Capability: Can handle up to 3.5 A of output current, making it suitable for driving very low impedance loads down to 1.6 Ω in stereo applications.
- Thermal Shut-down: Thermal shut-down at junction temperature to prevent overheating.
Applications
The TDA2005M is specifically designed for car radio applications, making it an ideal choice for automotive audio systems. It can be used in power booster amplifier designs to enhance the audio output in vehicles. Its robust design and high performance capabilities also make it suitable for other automotive infotainment and telematics systems.
Q & A
- What is the TDA2005M?
The TDA2005M is a 20 Watt audio amplifier IC in a Multiwatt11 package, specifically suited for automotive radio applications.
- What is the maximum output power of the TDA2005M in bridge configuration?
The TDA2005M can deliver up to 20 W of output power in bridge configuration at THD = 10%.
- What are the protection features of the TDA2005M?
The TDA2005M includes protection against output DC and AC short circuit to ground, overrating chip temperature, load dump voltage surge, fortuitous open ground, and very inductive loads. It also offers loudspeaker protection during short circuit for one wire to ground.
- What is the maximum operating supply voltage for the TDA2005M?
The maximum operating supply voltage for the TDA2005M is 18 V.
- Can the TDA2005M be used in stereo applications?
- What is the thermal shut-down temperature for the TDA2005M?
The thermal shut-down junction temperature for the TDA2005M is 145 °C.
- Can the TDA2005M drive low impedance loads?
- Is the TDA2005M RoHS compliant?
- What is the package type of the TDA2005M?
The TDA2005M is packaged in the Multiwatt11 format.
- Can the TDA2005M and TDA2009 be used interchangeably?
