onsemi

LC75857E-E

LC75857E-E Description

The LC75857E-E is a highly versatile integrated circuit (IC) driver designed for driving 126 or 164-segment LCD displays. Manufactured by onsemi, a leading provider of semiconductor solutions, this IC is part of the Power Management (PMIC) category and is housed in a 64-pin QLP package. The LC75857E-E is designed for surface mount applications, making it ideal for modern electronic devices where space efficiency is crucial.

This IC operates within a supply voltage range of 2.7V to 6V and consumes a minimal supply current of 300 µA, ensuring low power consumption and high efficiency. The LC75857E-E is equipped with a serial interface, facilitating easy communication and control. The product is classified under ECCN EAR99, indicating its compliance with export regulations. Additionally, it is REACH unaffected, ensuring compliance with stringent chemical regulations.

The LC75857E-E is packaged in trays, which is suitable for bulk handling and automated assembly processes. It has a Moisture Sensitivity Level (MSL) of 4, allowing for a 72-hour exposure to ambient conditions before assembly, which is advantageous for manufacturing environments.

LC75857E-E Features

• Segment Configuration: The LC75857E-E supports both 126 and 164-segment configurations, providing flexibility to accommodate various display sizes and complexities.
• Low Power Consumption: With a supply current of 300 µA, the LC75857E-E is highly efficient, making it suitable for battery-operated devices and applications where power conservation is critical.
• Wide Voltage Range: The IC operates within a supply voltage range of 2.7V to 6V, offering compatibility with a variety of power sources and ensuring robust performance across different operating conditions.
• Surface Mount Compatibility: The surface mount mounting type ensures that the LC75857E-E can be easily integrated into compact and high-density PCB designs, optimizing space utilization.
• Serial Interface: The serial interface simplifies communication and control, reducing the number of pins required and enhancing design flexibility.
• Regulatory Compliance: The LC75857E-E is classified under ECCN EAR99 and is REACH unaffected, ensuring compliance with international export and chemical regulations.
• Packaging and Handling: The tray packaging and MSL 4 rating facilitate efficient handling and assembly processes, reducing the risk of moisture-related defects.

LC75857E-E Applications

The LC75857E-E is ideal for a wide range of applications where high-resolution LCD displays are required. Some specific use cases include:

• Consumer Electronics: Ideal for driving LCD displays in devices such as digital clocks, calculators, and small appliances where segment-based displays are commonly used.
• Industrial Equipment: Suitable for control panels and monitoring systems in industrial settings where clear and reliable display of information is essential.
• Medical Devices: Can be used in medical equipment such as patient monitors, diagnostic devices, and portable medical instruments where and accurate low-power display solutions are required.
• Automotive Applications: The LC75857E-E can be employed in automotive dashboards and control units, providing clear and efficient display solutions within the vehicle's electrical system.

Conclusion of LC75857E-E

The LC75857E-E is a robust and versatile IC driver designed for driving 126 or 164-segment LCD displays. Its low power consumption, wide voltage range, and surface mount compatibility make it an excellent choice for a variety of applications, from consumer electronics to industrial and medical devices. The serial interface and regulatory compliance further enhance its suitability for modern electronic designs. Despite being marked as obsolete, the LC75857E-E remains a reliable and efficient solution for driving LCD displays in various applications.