MAX721CSE

Overview

The MAX721CSE is a dual-output voltage regulator IC designed for palmtop computers and flash memory power supplies. It operates within a supply voltage range of 4 V to 5.5 V and features a maximum supply current of 330 mA. The device provides regulated outputs suitable for portable applications, functioning as a dedicated power management solution. It is housed in a 16-SOIC package with a width of 3.90 mm. The component supports an operating temperature range from 0°C to +70°C, ensuring reliability in standard commercial environments.

Feature Summary

• Dual-output voltage regulation architecture
• Integrated power management for portable systems
• Compatible with palmtop computer and flash memory applications

Applications

• Palmtop computer power supply systems
• Flash memory power regulation circuits
• Portable electronic device voltage management

Procurement Notes

Verify availability status carefully as distribution channels may indicate limited stock or regional sales restrictions. Confirm the specific suffix 'SE' matches the required 16-SOIC package variant. Ensure compatibility with existing board designs regarding thermal requirements and input voltage ranges before finalizing procurement decisions.

Selection Notes

Select this component when a compact dual-output regulator is needed for low-power portable devices. The 16-SOIC package offers a balance between pin count and board space efficiency. Consider the 0°C to +70°C operating range against environmental conditions. Verify that the 330 mA maximum current rating meets the system's peak load requirements without exceeding thermal limits.

Part Context

This part belongs to the Maxim Integrated line of specialized power management integrated circuits (PMIC). It is engineered specifically for the constraints of mobile computing hardware, providing stable voltage rails for sensitive digital logic and memory components. The series focuses on miniaturization and efficiency for battery-operated equipment.

Replacement Considerations

Cross-reference with other Maxim dual-output regulators in the SOIC-16 package family. Verify pinout compatibility and output voltage specifications before substituting. Check for updated revisions or equivalent parts from Analog Devices if original supply is discontinued.