MAX8500ETC

Power Management - Specialized Overview

The MAX8500ETC is a PWM buck converter with an integrated bypass FET, designed for N-CDMA and W-CDMA handsets. It operates from a supply voltage range of 2.6V to 5.5V. The device features a switching frequency of up to 1000kHz and delivers a current capacity of 2.25A. Quiescent supply current is specified at 280µA. It supports surface mount mounting in a CQCC12 package. The operating temperature range extends from -40°C to 85°C.

Power Management - Specialized Feature Summary

• Integrates a bypass FET for efficient power management in cellular applications
• Supports high-frequency PWM operation up to 1000kHz
• Provides regulated output current capability of 2.25A

Power Management - Specialized Applications

• N-CDMA handset power systems
• W-CDMA handset power systems
• Cellular communication devices

Power Management - Specialized Procurement Notes

Verify the specific suffix 'ETC' against the official Analog Devices datasheet to confirm pinout and thermal characteristics. Ensure the source document explicitly lists this part number variant rather than generic family members. Cross-reference the manufacturer's latest revision history to avoid obsolete specifications.

Power Management - Specialized Selection Notes

Select this component for portable cellular designs requiring a compact solution with integrated bypass functionality. Consider the 2.25A current limit and 1000kHz switching frequency when designing passive components. Verify that the CQCC12 package fits the PCB layout constraints and thermal requirements of the target application.

Power Management - Specialized Part Context

This part belongs to the Maxim Integrated line of specialized power management ICs. It is categorized as a switching regulator within the analog and mixed signal portfolio. The device addresses the power efficiency needs of mobile telecommunications hardware by combining buck conversion with direct battery bypass capabilities.

Power Management - Specialized Replacement Considerations

Consult the official Analog Devices replacement guide for verified substitute part numbers. Do not assume functional equivalence with other MAX8500 variants without checking electrical parameter alignment. Only use publicly confirmed substitutes listed in manufacturer documentation.