R5542Z202B-E2-F

Overview

The R5542Z202B-E2-F is a high-side power switch IC manufactured by Nisshinbo Micro Devices. It features a low on-resistance of 6 ohms and supports an input voltage range from 2.3 V to 5.5 V. The device provides a single output channel with a maximum continuous current capacity of 6 A. It is housed in a WLCSP-12 package suitable for surface mount installation. The component operates within a temperature range of -40°C to +85°C.

Feature Summary

• High-side load switch configuration
• Low on-resistance for efficient power delivery
• Compact WLCSP-12 footprint

Applications

• Portable electronic devices
• Battery-powered equipment
• General purpose load switching

Procurement Notes

Verify the obsolete status of this part number before initiating any procurement activities. Confirm availability through authorized distributors or secondary market suppliers, as standard manufacturing channels may no longer support new orders. Ensure compatibility with existing design specifications if considering this component for legacy system maintenance or replacement.

Selection Notes

Select this component for applications requiring a compact high-side switch with moderate current handling capabilities. The 6 A rating and low on-resistance make it suitable for powering peripheral loads in space-constrained designs. Verify that the input voltage requirements align with the 2.3 V to 5.5 V operating range and that the thermal performance meets the system's ambient conditions.

Part Context

This part belongs to the R5542Z series of power switch ICs from Nisshinbo Micro Devices. The series offers various configurations for load management in portable electronics. The specific model utilizes a WLCSP-12 package, distinguishing it from other variants in the family that may use different form factors or pin counts.

Replacement Considerations

• R5542Z202A-E2-F