MAX845ESA+

Power Management - Specialized Overview

The MAX845ESA+ is an isolated transformer driver designed for PCMCIA applications. It provides a compact, isolated power supply suitable for thin PCMCIA cards. The device operates with a single-wire serial bus that carries both isolated power and data. It features a simple power-FET driver that is isolated and DC-coupled. The component supports input voltages up to 100V and includes supply-independent three-state PWM input logic.

Power Management - Specialized Feature Summary

• Provides isolated power supply for thin PCMCIA cards
• Single-wire serial bus carries isolated power and data
• Simple isolated and DC-coupled power-FET driver
• Operates at up to 100V input voltage

Power Management - Specialized Applications

• PCMCIA card isolation
• Isolated transformer driving
• Thin PCMCIA application power supplies

Power Management - Specialized Procurement Notes

Verify the exact package type and manufacturer documentation before procurement. Confirm availability status as components may be subject to limited supply or obsolescence. Ensure the specific suffix matches design requirements. Cross-reference official datasheets for pinout and electrical characteristics. Validate compatibility with existing system interfaces.

Power Management - Specialized Selection Notes

Select this component for applications requiring isolated power in thin form factors like PCMCIA. Consider the 100V input capability and single-wire interface constraints. Evaluate the need for DC-coupled FET driving. Check thermal and space limitations against the SOIC-8 package dimensions. Verify signal integrity requirements for the serial bus.

Power Management - Specialized Part Context

The MAX845ESA+ belongs to the Maxim Integrated family of isolated drivers. It is specifically engineered for PCMCIA standards where space is critical. The device integrates isolation barriers to separate power domains. It simplifies design by combining power delivery and data transmission on a single wire.

Power Management - Specialized Replacement Considerations

Check for direct substitutes within the MAX845 series. Verify pin compatibility and isolation ratings. Review updated datasheets for any functional changes in newer revisions.