R5550K001A-TR

$0.43

Description：INTELLIGENT POWER SWITCH IC
Series：*
Mfr：Nisshinbo Micro Devices Inc.
Package：Tape & Reel (TR)

SKU:20cf37b2fdef Category: Power Distribution Switches, Load Drivers Brand: Nisshinbo Micro Devices Inc.

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Product introduction

Product Detailed Parameters

Description：INTELLIGENT POWER SWITCH IC
Series：*
Mfr：Nisshinbo Micro Devices Inc.
Package：Tape & Reel (TR)
Switch Type：-
Number of Outputs：-
Ratio - Input:Output：-
Output Configuration：-
Output Type：-
Interface：-
Voltage - Load：-
Voltage - Supply (Vcc/Vdd)：-
Current - Output (Max)：-
Rds On (Typ)：-
Input Type：-
Features：-
Fault Protection：-
Operating Temperature：-
Mounting Type：-
Supplier Device Package：-
Package / Case：-
Grade：-
Qualification：-

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R5550K001A-TR

Overview

The R5550K001A-TR is a P-channel load switch IC manufactured by Nisshinbo Micro Devices. It operates within a supply voltage range of 2.3 V to 5.25 V and supports an output current of 1.13 A with an on-resistance of 0.18 ohms. The device integrates both current sense and voltage sense capabilities for enhanced power management. It is housed in a DFN1010F-4 package, suitable for surface mount applications.

Feature Summary

Integrates intelligent power switching with built-in current and voltage sensing functions
Utilizes P-channel technology for efficient load distribution control
Designed as a compact power management component for system protection

Applications

Power distribution switches in portable electronics
Load drivers requiring current and voltage monitoring
System power management units needing integrated protection

Procurement Notes

Verify the specific suffix and package variant against the official datasheet to ensure compatibility with your design requirements. Confirm that the manufacturer documentation explicitly lists the R5550K001A-TR part number to avoid substitution errors with similar series components.

Selection Notes

Select this component when a P-channel load switch with integrated sensing is required. Ensure the input voltage stays within the 2.3 V to 5.25 V range and that the load current does not exceed 1.13 A. The DFN1010F-4 package size should fit the available PCB space constraints.

Part Context

This component belongs to the power load distribution switch category from Nisshinbo Micro Devices. It serves as an intelligent power switch IC designed for managing power delivery while providing diagnostic feedback through its internal sense circuits.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult the manufacturer's latest cross-reference list for verified alternatives.