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LM1877N
IC AMP AUDIO PWR 2W STER 14DIP
LM1877N
IC AMP AUDIO PWR 2W STER 14DIP
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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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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LM1877N 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
The UTC LM1875 is a monolithic power amplifier offering very low distortion and high quality performance for consumer audio applications. It delivers 20W into a 4Ωor 8Ωload on ±25V supplies. Using an 8Ωload and +30V supplies, over 30W of power may be delivered. The amplifier is designed to operate with a minimum of external components. Device overload protection consists of both internal current limitand thermal shutdown.FEATURES *Up to 30W output power *Avo typically 90 dB *Low distortion: 0.015%,1kHz,20W *Wide power bandwidth: 70kHz *Protection for AC and DC short circuits to ground *Thermal protection with parole circuit *High current capability: 4A *Wide supply range 16V-60V *Internal output protection diodes *94 dB ripple rejectionAPPLICATIONS *High performance audio systems *Bridge amplifiers *Stereo phonographs *Servo amplifiers *Instrument systems
Key Features
- Up to 30W output power
- Avo typically 90 dB
- Low distortion: 0.015%,1kHz,20W
- Wide power bandwidth: 70kHz
- Protection for AC and DC short circuits to ground
- Thermal protection with parole circuit
- High current capability: 4A
- Wide supply range 16V-60V
- Internal output protection diodes
- 94 dB ripple rejection
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Manufacturer | Panduit | Product Category ! | Audio Amplifiers |
FAQs
What is LM1877N?
The LM1877N is a dual audio power amplifier integrated circuit (IC) designed by Texas Instruments. It is specifically tailored for use in stereo amplifiers, audio equipment, and consumer electronics where high-quality audio amplification is required.
How Does LM1877N Work?
The LM1877N functions as a dual audio power amplifier, amplifying stereo audio signals with high fidelity and efficiency. It utilizes a split supply operation to drive speakers with minimal distortion and noise. The IC features built-in thermal shutdown protection and output over-voltage protection for safe operation.
How Many Pins does LM1877N have and What are the Functions of the Pinout Configuration?
The LM1877N is housed in a 15-pin multiwatt package. The pinout configuration includes:
- VCC: Positive supply voltage pin.
- VEE: Negative supply voltage pin.
- VREF: Reference voltage pin.
- IN1-, IN1+: Input pins for channel 1.
- OUT1, OUT2: Output pins for channel 1 and 2, respectively.
- IN2-, IN2+: Input pins for channel 2.
- VS: Ground pin.
What are the Pros and Cons of LM1877N?
Pros:
- Stereo Amplification: Designed for stereo audio applications, providing dual-channel amplification.
- High Fidelity: Delivers high-quality audio amplification with low distortion.
- Split Supply Operation: Allows for driving speakers with a wide dynamic range.
- Protection Features: Includes thermal shutdown and over-voltage protection for safe operation.
- Multiwatt Package: Offers a convenient package for easy mounting and connection.
Cons:
- Power Dissipation: May generate heat during operation, requiring thermal considerations.
- External Components: May need additional external components for specific application requirements.
- Size: The 15-pin package may require more PCB space compared to smaller IC packages.
Are There Any Equivalents/Alternatives to LM1877N for Recommendation?
- The TDA2050 from STMicroelectronics is a comparable dual audio amplifier IC.
- Alternatives to the LM1877N include the LM1875 also from Texas Instruments and the NJM2073 from New Japan Radio.
