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Product Detailed Parameters
- Description:IC PWR SWITCH N-CHAN 1:1 10QFN
- Series:-
- Mfr:Monolithic Power Systems Inc.
- Package:Tape & Reel (TR),Cut Tape (CT)
- 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:10V ~ 18V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):5A
- Rds On (Typ):40mOhm
- Input Type:Non-Inverting
- 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:10-QFN (3x3)
- Package / Case:10-VFDFN Exposed Pad
- Grade:-
- Qualification:-
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Overview
The MP5000SDQ-LF-Z is a 12V, 5A programmable current limit switch manufactured by Monolithic Power Systems. It operates within an input voltage range of 10 V to 13.8 V and features a typical output overvoltage clamp of 15 V with a maximum absolute rating of 22 V. The device integrates a power FET with a low on-resistance of 40 mΩ. Key electrical parameters include input under-voltage lockout protection and adjustable soft-start capabilities controlled via an external capacitor.
Feature Summary
- Integrates a 40 mΩ power FET for efficient load switching
- Features adjustable output voltage rise slope to limit inrush current
- Provides programmable current limiting functionality from 1 A to 5 A
- Includes over-temperature protection and overvoltage clamping
Applications
- Protecting output circuits from input transients
- Safeguarding input supplies against output shorts
- Inrush current limiting during system startup
Procurement Notes
Verify the specific suffix 'DQ' corresponds to the QFN package variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure design margins account for the 22 V maximum absolute voltage rating to prevent device failure during transient events.
Selection Notes
Select this component for applications requiring robust protection against both input and output side anomalies. The integrated charge pump enables low on-resistance without external gate drive requirements. Consider the TSOT23-8 package constraints for thermal management in high-current scenarios.
Part Context
This part belongs to the MP5000 series of power distribution switches designed for 12V systems. It serves as a protective interface between power sources and loads, offering configurable limits for current and voltage slew rates. The series is intended for portable electronics and industrial control systems requiring reliable power path management.
Replacement Considerations
MP5014A is listed as an alternative for new designs.
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