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Product Detailed Parameters
- Description:IC PWR SWITCH 1:1 TSOT23-5
- 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:-
- Interface:On/Off
- Voltage - Load:2.7V ~ 5.5V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):500mA
- Rds On (Typ):115mOhm
- Input Type:-
- Features:Status Flag
- Fault Protection:Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
- Operating Temperature:-20°C ~ 85°C (TA)
- Mounting Type:Surface Mount
- Supplier Device Package:TSOT-23-5
- Package / Case:SOT-23-5 Thin, TSOT-23-5
- Grade:-
- Qualification:-
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Overview
The MP62055EJ-LF-P is a Monolithic Power Systems power distribution switch IC featuring one output with a maximum continuous current of 500 mA. It operates within a supply voltage range of 2.7 V to 5.5 V and includes an active-high control interface. Key electrical parameters include a maximum on-resistance of 168 mΩ, a fixed current limit of 1.1 A, and a maximum turn-on time of 3 ms. The device supports a maximum idle time of 10 ms and functions reliably across a temperature range of -40°C to +85°C.
Feature Summary
- Integrates comprehensive fault protection mechanisms including fixed current limiting, over-temperature shutdown, reverse current blocking, and under-voltage lockout.
- Features a status flag output that provides real-time indication of the switch's operational state or fault conditions.
- Designed for high-side load switching applications with low on-resistance to minimize power loss during conduction.
Applications
- USB port power switching and distribution
- Peripheral device power management in consumer electronics
- Load switching for embedded systems requiring fault protection
Procurement Notes
Verify the specific suffix against official datasheets to confirm package type and environmental compliance. Ensure the ordering part number matches the required tape-and-reel or cut-tape configuration for your assembly process. Cross-reference the manufacturer's latest documentation to confirm RoHS status and lead times before finalizing procurement plans.
Selection Notes
Select this component when a single-channel high-side switch with integrated fault protection is required for low-voltage loads up to 500 mA. Consider the TSOT-23-5 package for space-constrained designs. Evaluate the 168 mΩ on-resistance against thermal requirements and ensure the 1.1 A current limit aligns with the protected load's peak demands.
Part Context
This device belongs to the MP62055 series of power distribution switches from Monolithic Power Systems. It is categorized under PMIC load drivers and is designed for efficient power management in portable and industrial applications. The component integrates protection features typically found in discrete solutions into a compact surface-mount package.
Replacement Considerations
Consult official substitution guides for verified alternatives. Generic equivalents may lack identical fault protection thresholds or on-resistance characteristics. Verify pin compatibility and thermal performance before replacing the original component in existing designs.
FAQ
What fault protections are included in the MP62055EJ-LF-P?
The device includes fixed current limiting, over-temperature shutdown, reverse current protection, and under-voltage lockout (UVLO).
How does the status flag function?
The status flag provides a digital indication of the switch's state, allowing the system controller to monitor for faults or normal operation.
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