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STK4140MK2
Combines solid state and tube technologies
STK4140MK2
Combines solid state and tube technologies
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Manufacturer Part # : STK4140MK2
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Package/Case: SIP
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Brand: SANYO
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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
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
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.
Example
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Cut Tape
Tube or Tray
STK4140MK2 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 STK4140MK2 is an integrated circuit (IC) designed for use in audio amplifier applications. It is a 2-channel class AB audio power amplifier IC with a maximum output power of 50 watts per channel when operating at a supply voltage of ±26 volts.The STK4140MK2 features a compact and robust design, making it suitable for use in various audio systems where space is limited. It includes built-in overload, thermal, and short-circuit protection circuits to ensure the amplifier operates safely and reliably under normal conditions.This IC is equipped with a wide frequency response range of 20Hz to 20kHz, making it suitable for amplifying a broad range of audio signals. It has low distortion and noise levels, ensuring high-quality audio output.The STK4140MK2 is easy to integrate into audio amplifier circuits due to its simple pin configuration. It requires minimal external components for operation, simplifying circuit design and reducing overall system cost.
Key Features
- 4-channel class AB audio power amplifier
- Minimum number of external parts required
- High output power (50W per channel)
- Low distortion and noise
- On-chip protection circuits for overcurrent, overvoltage, and thermal protection
- Compact and efficient design
Application
- Audio amplifiers
- Home theater systems
- Car audio systems
- Professional audio equipment
- Sound reinforcement systems
- Musical instrument amplifiers
- Public address systems
- Audio mixers
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Reach Compliance Code | ECCN Code | EAR99 | |
| HTS Code ! | 8542.33.00.01 | Consumer IC Type | AUDIO AMPLIFIER |
| JESD-609 Code | e0 | Number of Terminals | 19 |
| Package Equivalence Code | SIP19,.2 | Qualification Status ! | Not Qualified |
| Surface Mount ! | NO | Technology | HYBRID |
| Terminal Finish | Tin/Lead (Sn/Pb) | Terminal Pitch ! | 2.54 mm |
| Terminal Position | SINGLE |
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 STK4140MK2?
The STK4140MK2 is a hybrid audio power amplifier module designed by Sanyo Semiconductor (now part of ON Semiconductor). It is specifically engineered for high-quality audio amplification in consumer electronics, such as audio systems, amplifiers, and home theater systems.
How Does STK4140MK2 Work?
The STK4140MK2 utilizes a hybrid design combining a power IC and a discrete component section to deliver high-fidelity audio amplification. It integrates a power amplifier IC with a heat sink and protection circuitry, providing a complete solution for audio amplification with minimal external components. The module is designed to amplify audio signals with high power efficiency and low distortion.
How Many Pins does STK4140MK2 have and What are the Functions of the Pinout Configuration?
The STK4140MK2 is housed in a multi-pin, module-specific package designed for direct mounting onto a heat sink. The pinout configuration includes:
- VCC: Power supply pin for the amplifier section.
- VCC: Power supply pin for the pre-amplifier section.
- VCC: Power supply pin for the logic section.
- VCC: Power supply pin for the mute and standby mode.
- IN1: Non-inverting input for channel 1.
- IN2: Non-inverting input for channel 2.
- OUT1: Output for channel 1.
- OUT2: Output for channel 2.
- GND: Ground connection for the amplifier.
- GND: Ground connection for the pre-amplifier.
What are the Pros and Cons of STK4140MK2?
Pros:
- Integrated Design: Combines power IC, heat sink, and protection circuitry for easy implementation.
- High Power Efficiency: Amplifies audio signals with high efficiency, minimizing power dissipation.
- High Fidelity: Delivers high-quality audio amplification with low distortion.
- Module-Specific Package: Designed for direct mounting onto a heat sink, facilitating thermal management.
Cons:
- Module Specificity: The module package may require specific board layouts and mounting considerations.
- Noisy Environment: Susceptible to noise in high-noise environments, requiring proper filtering and grounding.
- Complex Failure Modes: Integrated protection circuitry may introduce complex failure modes in case of malfunctions.
Are There Any Equivalents/Alternatives to STK4140MK2 for Recommendation?
- The STK4152II from Sanyo Semiconductor is a similar hybrid audio power amplifier module suitable as an alternative to the STK4140MK2.
- Alternatives to the STK4140MK2 include the TDA7294 from STMicroelectronics and the TA2024 from Tripath Technology.
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