TDA7491P13TR
Overview
Category: Integrated Circuit (IC)
Use: Audio Amplifier
Characteristics: - High efficiency - Low distortion - Wide operating voltage range - Thermal protection - Short-circuit protection
Package: PowerSSO-36
Essence: TDA7491P13TR is a high-performance audio amplifier IC designed for various audio applications.
Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.
Specifications
- Supply Voltage Range: 8V to 26V
- Output Power: Up to 50W per channel
- Total Harmonic Distortion: <0.1%
- Signal-to-Noise Ratio: >90dB
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The TDA7491P13TR IC has a total of 36 pins. The pin configuration is as follows:
Pin 1: VCC
Pin 2: GND
Pin 3: MUTE
Pin 4: IN1-
Pin 5: IN1+
Pin 6: IN2-
Pin 7: IN2+
Pin 8: IN3-
Pin 9: IN3+
Pin 10: IN4-
Pin 11: IN4+
Pin 12: IN5-
Pin 13: IN5+
Pin 14: IN6-
Pin 15: IN6+
Pin 16: IN7-
Pin 17: IN7+
Pin 18: IN8-
Pin 19: IN8+
Pin 20: IN9-
Pin 21: IN9+
Pin 22: IN10-
Pin 23: IN10+
Pin 24: IN11-
Pin 25: IN11+
Pin 26: IN12-
Pin 27: IN12+
Pin 28: OUT1
Pin 29: OUT2
Pin 30: OUT3
Pin 31: OUT4
Pin 32: OUT5
Pin 33: OUT6
Pin 34: OUT7
Pin 35: OUT8
Pin 36: OUT9
Functional Features
- High-efficiency Class-D amplifier
- Low distortion for high-quality audio reproduction
- Built-in thermal and short-circuit protection for enhanced safety
- Wide operating voltage range allows flexibility in power supply selection
- Mute function for easy control of audio output
Advantages and Disadvantages
Advantages: - High efficiency results in less power consumption - Low distortion ensures accurate sound reproduction - Thermal and short-circuit protection enhance durability and safety - Wide operating voltage range provides versatility in applications
Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for proper operation
Working Principles
The TDA7491P13TR is a Class-D audio amplifier that utilizes pulse-width modulation (PWM) techniques to amplify audio signals. It converts the input analog audio signal into a digital PWM signal, which is then amplified by the power stage to drive the connected speakers. The high efficiency of the Class-D amplifier design minimizes power loss and heat generation.
Detailed Application Field Plans
The TDA7491P13TR is suitable for various audio applications, including:
- Home audio systems
- Portable speakers
- Automotive audio systems
- Multimedia devices
- Professional audio equipment
Detailed and Complete Alternative Models
- TDA7492P: Similar audio amplifier IC with higher output power capability.
- TDA7498E: Audio amplifier IC with even higher output power and advanced features.
- TPA3116D2: Class-D audio amplifier IC with integrated audio processing capabilities.
These alternative models offer different specifications and features to cater to specific application requirements.
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技術ソリューションにおける TDA7491P13TR の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of TDA7491P13TR in technical solutions:
Q: What is TDA7491P13TR? A: TDA7491P13TR is a class-D audio amplifier integrated circuit (IC) that can be used to amplify audio signals in various applications.
Q: What is the power output of TDA7491P13TR? A: TDA7491P13TR can deliver up to 15 watts per channel into a 4-ohm load or 10 watts per channel into an 8-ohm load.
Q: Can TDA7491P13TR be used in stereo applications? A: Yes, TDA7491P13TR is designed for stereo applications and can drive two speakers independently.
Q: What is the input voltage range for TDA7491P13TR? A: The recommended input voltage range for TDA7491P13TR is between 8V and 26V.
Q: Does TDA7491P13TR require any external components? A: Yes, TDA7491P13TR requires a few external components such as capacitors, resistors, and inductors for proper operation.
Q: Can TDA7491P13TR be used with different speaker impedance values? A: Yes, TDA7491P13TR can be used with speakers having impedance values ranging from 4 ohms to 8 ohms.
Q: Is TDA7491P13TR suitable for battery-powered applications? A: Yes, TDA7491P13TR has low power consumption and can be used in battery-powered applications.
Q: Does TDA7491P13TR have built-in thermal protection? A: Yes, TDA7491P13TR has built-in thermal protection that prevents the IC from overheating.
Q: Can TDA7491P13TR be used in automotive audio systems? A: Yes, TDA7491P13TR can be used in automotive audio systems as long as the power supply voltage is within the recommended range.
Q: Are there any application notes or reference designs available for TDA7491P13TR? A: Yes, the manufacturer of TDA7491P13TR provides application notes and reference designs that can help in implementing the IC in various technical solutions.
Please note that these answers are general and may vary depending on the specific requirements and implementation of TDA7491P13TR in different applications.