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Product Detailed Parameters
- Description:IC PWR SWITCH N-CHAN 1:1 12QFN
- Series:-
- Mfr:Monolithic Power Systems Inc.
- Package:Tape & Reel (TR)
- Switch Type:General Purpose
- Number of Outputs:1
- Ratio - Input:Output:1:01
- Output Configuration:High Side
- Output Type:N-Channel
- Interface:On/Off
- Voltage - Load:3V ~ 5.5V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):5A
- Rds On (Typ):45mOhm
- Input Type:-
- Features:Slew Rate Controlled, Status Flag
- Fault Protection:Current Limiting (Adjustable), Over Temperature, Over Voltage, UVLO
- Operating Temperature:-40°C ~ 125°C (TJ)
- Mounting Type:Surface Mount
- Supplier Device Package:12-QFN (2x3)
- Package / Case:12-VFQFN Exposed Pad
- Grade:-
- Qualification:-
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Overview
The MP5017GD-Z is a single-channel power distribution switch IC from Monolithic Power Systems, housed in a QFN-12 package. It operates within a supply voltage range of 3 V to 5.5 V and supports an output current of 5 A with a fixed current limit of 2.4 A. The device features a maximum on-resistance of 45 mOhms and a maximum turn-on time of 160 us. It functions reliably across an extended temperature range from -40 C to +125 C.
Feature Summary
- Integrates reverse current blocking to prevent backflow into the power source.
- Provides fixed current limiting protection against overload conditions.
- Features low on-resistance for efficient power distribution.
Applications
- Power distribution in embedded systems
- Peripheral power switching in industrial equipment
- Load protection in automotive electronics
Procurement Notes
Verify component authenticity through authorized channels due to the NRND status. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any functional updates. Ensure storage conditions meet moisture sensitivity level requirements. Validate compatibility with existing circuit designs before final procurement.
Selection Notes
Select this component when a single channel with integrated reverse current blocking is required. The fixed 2.4 A limit suits applications needing precise overcurrent protection without external programming. Consider thermal dissipation capabilities given the 45 mOhm resistance at 5 A loads. Evaluate the QFN-12 footprint against available PCB space constraints.
Part Context
This part belongs to the MPS power switch family designed for robust load management. It complements other distribution switches by offering built-in reverse current protection, a feature not present in all standard load switches. The QFN-12 package provides a compact solution for high-current applications requiring minimal board area.
Replacement Considerations
No public confirmed substitute part numbers are available in the provided documentation.
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