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E-TDA7379
Overview
Product Category
E-TDA7379 belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.
Use
This product is primarily used in audio systems to amplify low-power audio signals and drive speakers with higher power output.
Characteristics
- High-quality audio amplification
- Compact size
- Low power consumption
- Wide operating voltage range
- Thermal protection mechanism
Package
E-TDA7379 is available in a compact, industry-standard package, such as a 15-pin DIP (Dual Inline Package) or a surface-mount package.
Essence
The essence of E-TDA7379 lies in its ability to provide efficient and high-quality audio amplification, making it an essential component in various audio systems.
Packaging/Quantity
E-TDA7379 is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the manufacturer and supplier.
Specifications
- Supply Voltage: 8V - 18V
- Output Power: Up to 40W per channel
- Total Harmonic Distortion: <0.1%
- Signal-to-Noise Ratio: >90dB
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
- VCC - Positive supply voltage
- GND - Ground reference
- IN1+ - Non-inverting input for channel 1
- IN1- - Inverting input for channel 1
- OUT1 - Amplified output for channel 1
- VS - Supply voltage for internal circuitry
- MUTE - Mute control input
- ST-BY - Standby control input
- IN2+ - Non-inverting input for channel 2
- IN2- - Inverting input for channel 2
- OUT2 - Amplified output for channel 2
- FILT - External filter connection
- BOOT - Bootstrap capacitor connection
- VCC - Positive supply voltage
- GND - Ground reference
Functional Features
- Dual-channel audio amplification
- Built-in mute and standby control
- Short-circuit protection
- Thermal shutdown protection
- Low external component count
- High power efficiency
Advantages and Disadvantages
Advantages
- High-quality audio amplification
- Compact size allows for space-saving designs
- Low power consumption helps in energy-efficient applications
- Wide operating voltage range provides flexibility in various systems
- Thermal protection mechanism ensures safe operation
Disadvantages
- Limited output power compared to higher-power amplifier ICs
- May require additional external components for specific applications
Working Principles
E-TDA7379 operates on the principle of amplifying low-power audio signals using a combination of internal circuitry and external components. The input audio signal is processed and amplified by the IC, which then drives the connected speakers with increased power output.
Detailed Application Field Plans
E-TDA7379 finds extensive application in various audio systems, including: 1. Home theater systems 2. Car audio systems 3. Portable speakers 4. Professional audio equipment 5. Multimedia devices
Detailed and Complete Alternative Models
- E-TDA7265: Similar audio amplifier IC with lower power output.
- E-TDA7294: Higher-power audio amplifier IC suitable for demanding applications.
- E-TDA7498: Dual-channel audio amplifier IC with higher output power capability.
These alternative models offer different power levels and features, allowing designers to choose the most suitable option for their specific requirements.
In conclusion, E-TDA7379 is a versatile audio amplifier IC that provides high-quality audio amplification in a compact package. Its wide range of applications, efficient performance, and built-in protection mechanisms make it a popular choice among audio system designers.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van E-TDA7379 in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of E-TDA7379 in technical solutions:
Q: What is E-TDA7379? A: E-TDA7379 is a class AB dual bridge audio amplifier integrated circuit (IC) commonly used in audio applications.
Q: What is the power output of E-TDA7379? A: The power output of E-TDA7379 can reach up to 40 watts per channel, making it suitable for medium-sized audio systems.
Q: Can E-TDA7379 be used in car audio systems? A: Yes, E-TDA7379 can be used in car audio systems as it operates on a wide supply voltage range and has built-in protection features.
Q: Does E-TDA7379 require external heat sinks? A: Yes, E-TDA7379 requires external heat sinks to dissipate heat generated during operation and ensure proper thermal management.
Q: Can E-TDA7379 drive low-impedance speakers? A: Yes, E-TDA7379 is capable of driving low-impedance speakers down to 4 ohms, providing flexibility in speaker selection.
Q: Is E-TDA7379 suitable for stereo or mono applications? A: E-TDA7379 is designed for stereo applications, but it can also be configured for mono operation by bridging the two channels.
Q: What are the input and output voltage ranges of E-TDA7379? A: The input voltage range of E-TDA7379 is typically ±0.3V to ±4V, while the output voltage swing can reach up to ±18V.
Q: Does E-TDA7379 have built-in protection features? A: Yes, E-TDA7379 includes built-in protection against short circuits, thermal overload, and DC offset to safeguard the amplifier and connected speakers.
Q: Can E-TDA7379 be used in home theater systems? A: Yes, E-TDA7379 can be used in home theater systems as it provides sufficient power and supports multiple audio channels.
Q: Are there any recommended application circuits for E-TDA7379? A: Yes, the datasheet of E-TDA7379 provides several recommended application circuits that can be used as a reference for different audio system configurations.
Please note that these answers are general and may vary depending on specific implementation requirements.