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R5527K001B-TR
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Product Detailed Parameters
- Description：IC PWR SWITCH N-CH 1:1 DFN1612
- Series：-
- Mfr：Nisshinbo Micro Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Switch Type：General Purpose
- Number of Outputs：1
- Ratio - Input:Output：1:01
- Output Configuration：-
- Output Type：N-Channel
- Interface：-
- Voltage - Load：1.8V ~ 5.5V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：3A
- Rds On (Typ)：48mOhm
- Input Type：Inverting
- Features：-
- Fault Protection：Reverse Current
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：DFN(PL)1612-4D
- Package / Case：4-UFDFN Exposed Pad
- Grade：-
- Qualification：-
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Overview
The R5527K001B-TR is a high-side load switch IC manufactured by Nisshinbo Micro Devices. It supports an operating voltage range of 1.8 V to 5.5 V and delivers a maximum output current of 3 A. The device features a typical on-resistance of 48 mΩ and a maximum on-resistance of 68 mΩ. It operates within a temperature range of -40°C to +85°C and is housed in a 4-pin DFN EP package.
Feature Summary
- High-side power switching capability with integrated reverse current fault protection
- Low on-resistance design for efficient power distribution
- Inverting input control logic
Applications
- Battery-powered equipment power line switching
- Portable electronic devices requiring efficient power management
- General-purpose load switching in consumer electronics
Procurement Notes
Verify the specific suffix (e.g., B-TR) against official datasheets to confirm pinout, electrical characteristics, and packaging details. Ensure compatibility with system voltage requirements and thermal constraints before integration. Cross-reference part numbers with manufacturer documentation to avoid substitution errors.
Selection Notes
Select this component for applications requiring a compact high-side switch with low conduction losses. The 3 A current rating and low on-resistance make it suitable for powering moderate-load circuits. Verify that the inverting input logic aligns with the controlling microcontroller or system interface.
Part Context
This part belongs to the R5527K series of load switches from Nisshinbo Micro Devices. The series offers various configurations tailored for different current and resistance requirements. The R5527K001B-TR specifically targets high-current applications within a small footprint, utilizing a DFN EP package for improved thermal performance.
Replacement Considerations
Direct substitutes include other parts within the R5527K series, such as the R5527K001A-TR or R5527K001C-TR, provided their electrical parameters match the application requirements. Always verify pin compatibility and functional equivalence before replacement.
