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LM4780TA
LM4780TA Audio Amplifiers
LM4780TA
LM4780TA Audio Amplifiers
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Manufacturer Part # : LM4780TA
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Package/Case: TO-220
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Brand: Texas Instruments
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Product Categories : Audio Amplifiers
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
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If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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LM4780TA DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
Operating on a wide supply voltage range of ±20V to ±84V, the LM4780TA is versatile and adaptable to various audio systems. Its high signal-to-noise ratio of 96dB and low total harmonic distortion of 0.004% at 1kHz ensure that the sound quality is crystal clear and free from unwanted noise
Key Features
- Rapid switching IC
- High-speed analog-to-digital converter
- Fast response time and wide dynamic range
Application
- Clear and crisp audio output
- High-fidelity sound systems
- Great for live performances
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category ! | Audio Amplifiers | RoHS | N |
| Product | Audio Amplifiers | Class | Class-AB |
| Output Power ! | 120 W | Mounting Style | Through Hole |
| Package / Case | TO-220 | Audio - Load Impedance | 8 Ohms |
| THD plus Noise | 0.03 % | Supply Voltage - Max | 84 V |
| Supply Voltage - Min | 20 V | Minimum Operating Temperature | - 20 C |
| Maximum Operating Temperature ! | + 85 C | Brand | Texas Instruments |
| CMRR - Common Mode Rejection Ratio | 85 dB | Description/Function | Speaker |
| Dual Supply Voltage | +/- 12 V, +/- 15 V, +/- 18 V, +/- 24 V, +/- 28 V | GBP - Gain Bandwidth Product | 8 MHz |
| Height | 15.7 mm | Ib - Input Bias Current | 1 uA |
| Input Type | Differential | Length | 29.21 mm |
| Maximum Dual Supply Voltage | +/- 42 V | Minimum Dual Supply Voltage | +/- 10 V |
| Operating Supply Voltage ! | 18 V | Output Current ! | 11.5 A |
| Output Signal Type | Differential, Single | Output Type | 1-Channel Mono, 2-Channel Stereo |
| Pd - Power Dissipation | 125 W | Product Type ! | Audio Amplifiers |
| PSRR - Power Supply Rejection Ratio | 120 dB | Factory Pack Quantity | 15 |
| Subcategory | Audio ICs | Supply Type | Single, Dual |
| Vos - Input Offset Voltage | 10 mV | Width | 4.5 mm |
| Unit Weight | 0.081130 oz |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is LM4780TA?
The LM4780TA is a stereo, high-performance audio amplifier integrated circuit designed by Texas Instruments. It is ideal for high-fidelity audio applications such as stereo amplifiers, home theater systems, and professional audio equipment.
How Does LM4780TA Work?
The LM4780TA works by amplifying audio signals with high fidelity and low distortion. It features a high signal-to-noise ratio and low total harmonic distortion, making it suitable for high-quality audio reproduction. The integrated circuit includes protection circuits for overvoltage, undervoltage, overtemperature, and output fault conditions, ensuring reliable operation and robustness.
How Many Pins does LM4780TA have and What are the Functions of the Pinout Configuration?
The LM4780TA is housed in a 27-pin TO-220 package. The pinout configuration includes:
- V+, V-: Power supply pins.
- IN+, IN-: Non-inverting and inverting input pins for each channel.
- BYPASS: Bypass pin for power supply decoupling.
- NFB: Negative feedback pin for each channel.
- OUT, OUT: Output pins for each channel.
- MUTE: Mute control pin.
What are the Pros and Cons of LM4780TA?
Pros:
- High Fidelity: Delivers high-quality audio amplification with low distortion.
- Protection Circuits: Includes comprehensive protection features for reliable and robust operation.
- Thermal Shutdown: Incorporates thermal shutdown protection to prevent overheating.
- Flexible Power Supply: Supports a wide range of power supply voltages for versatile system design.
- Compact Package: The TO-220 package offers a balance of power handling capability and thermal performance.
Cons:
- External Components: May require additional external components such as input capacitors and feedback resistors for optimal performance.
- Heat Dissipation: The TO-220 package may require external heat sinking for high-power applications.
Are There Any Equivalents/Alternatives to LM4780TA for Recommendation?
- An equivalent part to the LM4780TA is the TDA7294 from STMicroelectronics.
- Alternatives to the LM4780TA include the TPA3123D2 from Texas Instruments and the STA540 from STMicroelectronics.
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