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LM386D
LM386D SOP-8 Audio Power OpAmps with ROHS Compliance
LM386D
LM386D SOP-8 Audio Power OpAmps with ROHS Compliance
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.
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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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LM386D DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 5 | $0.217 | $1.08 |
| 50 | $0.179 | $8.95 |
| 150 | $0.162 | $24.30 |
| 500 | $0.142 | $71.00 |
| 2500 | $0.133 | $332.50 |
| 5000 | $0.127 | $635.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
The LM386D is a low-voltage audio power amplifier designed for use in applications such as portable radios, intercoms, and small guitar amplifiers. It is a versatile chip that can deliver up to 0.5 watts of power into an 8-ohm speaker with a supply voltage range of 4 to 12 volts.The LM386D has a gain of 20 to 200, which can be set using external components, making it suitable for a wide range of audio amplification needs. It has a low quiescent current of 4 mA, making it energy efficient and suitable for battery-operated devices.The chip features an internal voltage regulator, which allows it to operate with a wide supply voltage range and provides thermal overload protection. It also has an external shutdown pin that can be used to reduce power consumption when the amplifier is not in use.The LM386D comes in an 8-pin SOIC package, making it easy to integrate into a variety of circuit designs. It is a popular choice for hobbyists and electronics enthusiasts due to its simple design and ease of use.
Key Features
- Operating voltage range: 4V - 12V
- Low quiescent current: 4mA
- Low distortion
- Internal gain set at 20, adjustable to higher values
- Low noise
- Low input bias current: 50nA
Application
- Portable devices such as radios, amplifiers, and small speakers
- Intercom systems and telephone amplifiers
- Ultrasonic drivers
- Smoke and gas detectors
- TV sound systems
- Instrumentation and control circuits
- Audio signal processing circuits
- Industrial control systems
- Automotive audio systems
- Medical devices
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Part Life Cycle Code | Contact Manufacturer | Reach Compliance Code | |
| ECCN Code | EAR99 | HTS Code ! | 8542.33.00.01 |
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 LM386D?
The LM386D is a low-voltage audio power amplifier designed by Texas Instruments. It is commonly used in audio applications such as portable devices, intercoms, and small guitar amplifiers. The LM386D is known for its simplicity and ease of use in amplifying audio signals.
How Does LM386D Work?
The LM386D amplifies audio signals by taking a low-voltage input signal and boosting it to a higher power output suitable for driving speakers or headphones. It operates with a minimal number of external components, making it straightforward to integrate into audio circuits. The amplifier is capable of delivering up to 1 watt of output power with a supply voltage as low as 4 volts.
How Many Pins does LM386D have and What are the Functions of the Pinout Configuration?
The LM386D is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- IN-: Inverting input pin.
- IN+: Non-inverting input pin.
- VS-: Negative power supply pin.
- VS+: Positive power supply pin.
- OUT: Output pin.
- BYBASS: Bypass pin for internal gain setting.
What are the Pros and Cons of LM386D?
Pros:
- Simple to Use: Requires minimal external components for operation.
- Low Voltage Operation: Can operate with low supply voltages, suitable for battery-powered applications.
- Cost-Effective: Offers a cost-effective solution for audio amplification needs.
- Compact Package: The 8-pin SOIC package is space-efficient and easy to work with.
- Decent Output Power: Capable of delivering sufficient power for small audio applications.
Cons:
- Limited Power Output: Not suitable for high-power audio systems.
- Noisy: May exhibit noise and distortion at higher volume levels.
- Limited Bandwidth: Has a limited frequency response compared to high-end audio amplifiers.
Are There Any Equivalents/Alternatives to LM386D for Recommendation?
- The LM380 from Texas Instruments is a similar audio power amplifier with lower power output.
- Alternatives to the LM386D include the TDA2030 from STMicroelectronics and the TPA3122D2 from Texas Instruments.
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