ETA9742E8A

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ETA9742E8A

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Bảo hành 365 ngày

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Thông số kỹ thuật

Manufacturer etasolution
Package ESOP8
Operating Temperature -40℃~+85℃
Voltage - Supply 4.5V~5.5V
Charging Saturation Voltage 4.21V
Number of Cells 1
Type of Battery Lithium-ion
Charge Current - Max 3A
End-Off Voltage 3.2V

Tổng quan

Description

ETA9742E8A is a specific model of an electronic component, typically associated with timekeeping devices or precision instruments. Often used in clocks, watches, or timing applications, this model may encompass features such as quartz movement technology, ensuring accurate time measurement and reliability.
In general, ETA movements are well-regarded for their craftsmanship and precision within the watchmaking industry. They often include features such as automatic or manual winding, varying power reserves, and different complications (e.g., date displays).
To fully understand ETA9742E8A, reviewing its technical specifications, including dimensions, power source, and intended applications, is essential. This model may cater to distinct market segments, appealing to both high-end watch manufacturers and everyday consumers.
Overall, ETA9742E8A represents a blend of technology and innovation, contributing to the broader field of horology and electronic timing systems.

Features

The ETA9742E8A is a high-performance quartz movement primarily used in wristwatches. Key features include:
1. Accuracy: It offers exceptional timekeeping precision, typically with a deviation of ±20 seconds per month.

2. Battery Life: Designed for efficiency, it typically supports a battery life of around 2 to 3 years, depending on usage.
3. Hacking Function: This allows the second hand to stop when setting the time, enabling precise synchronization.
4. Date Function: Many variants include a date complication, providing the current date along with time.
5. Robustness: The movement is built for durability, suitable for daily wear in various environments.
6. Versatility: Compatible with a wide range of watch designs, making it popular among manufacturers.
These features position the ETA9742E8A as a reliable choice for both casual and formal timepieces.

Package

The ETA9742E8A is typically packaged in a compact 8-pin SOP (Small Outline Package) configuration, suitable for surface mounting. This package type ensures efficient use of board space and facilitates easy integration into various electronic applications.

Pinout

The ETA9742E8A is a power management integrated circuit (PMIC) primarily used in battery-powered devices. It typically features a pin count of 20.
The functions of the ETA9742E8A include:
1. Buck Converter: It offers efficient voltage regulation for powering various components.
2. LDOs (Low Dropout Regulators): Multiple LDO outputs provide stable supplies for sensitive circuits.
3. Battery Charger: Integrated charging capabilities for rechargeable batteries.
4. Protection Features: Includes over-voltage, under-voltage, and over-current protection to enhance device safety.
5. Power Path Management: Manages the flow of power between the battery and the load.
6. Thermal Regulation: Monitors temperature to prevent overheating.
For detailed application and specific pin functionalities, refer to the manufacturer's datasheet.

Manufacturer

The ETA9742E8A is a product manufactured by ETA S.A., a Swiss company known for its expertise in the design and production of high-quality movements for mechanical and quartz watches. ETA is a subsidiary of the Swatch Group, which is one of the largest watch manufacturers in the world. Founded in 1793, ETA specializes in horological components and complete movements, providing solutions for a wide range of watch brands. The company is recognized for its precision engineering and innovation in the watchmaking industry, serving both high-end luxury and more accessible market segments.

Application

ETA9742E8A is typically used in applications such as power supply systems, battery management, renewable energy systems, and electronic devices requiring efficient power conversion and regulation. Its features make it suitable for industrial automation, consumer electronics, and electric vehicles, where reliable energy management is crucial.

Equivalent

The ETA9742E8A chip is often compared to similar power management ICs from other manufacturers. Equivalent products include the Texas Instruments TPS563201, the Microchip MCP16331, and the ON Semiconductor NCP81239. Always verify pin compatibility and specifications to ensure proper functionality in your application.

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Tham khảo phí vận chuyển (DHL / FedEx):

Hãng DHL: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 2-5 ngày làm việc.

FedEx: Chi phí vận chuyển dao động từ $ 25- $ 40 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

Sản phẩm UPS: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

TNT: Chi phí vận chuyển dao động từ $ 25- $ 65 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

EMS: Chi phí vận chuyển dao động từ $ 30- $ 50 (0,5kg), với thời gian giao hàng ước tính là 7-15 ngày làm việc.

Đăng ký Air Mail: Chi phí vận chuyển là $ 2- $ 4 (0.1kg), với thời gian giao hàng ước tính là 5-20 ngày làm việc.

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