MAX749CSA+T

Power Management - Specialized Overview

The MAX749CSA+T is a digitally adjustable LCD bias supply manufactured by Analog Devices Inc./Maxim Integrated. It operates within an input voltage range of 2 V to 6 V and delivers an output voltage up to -100 V. The device features a quiescent current of 60 µA and functions reliably across an operating temperature range of 0°C to +70°C. Packaged in an 8-SOIC surface-mount package, it serves as a specialized power management IC designed for generating negative bias voltages required by liquid crystal displays.

Power Management - Specialized Feature Summary

• Digitally adjustable LCD bias generation capability
• Low quiescent current consumption for portable applications
• Wide input voltage range supporting single-cell battery operation

Power Management - Specialized Applications

• LCD display bias supply generation
• Portable electronic devices requiring negative voltage rails
• Liquid crystal monitor systems

Power Management - Specialized Procurement Notes

Verify the exact suffix configuration against the manufacturer's official documentation, as variations such as 'T' indicate tape-and-reel packaging while other suffixes may denote tube packaging or different temperature grades. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability for this specific part number may be subject to change or obsolescence notices from Analog Devices.

Power Management - Specialized Selection Notes

Select this component when designing circuits that require a stable negative bias voltage for LCD panels powered by low-voltage sources. Ensure the design accommodates the 8-SOIC thermal requirements and verify that the input voltage remains within the specified 2 V to 6 V window. Consider the digital control interface compatibility with the host microcontroller for adjusting the bias level dynamically during operation.

Power Management - Specialized Part Context

This part belongs to the MAX749 series of specialized PMICs focused on LCD bias generation. It complements other Maxim Integrated power solutions by providing dedicated negative voltage regulation for display technologies. The series is engineered for space-constrained applications where efficiency and precise voltage control are critical for display performance and power longevity.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.