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MPQ4348GLE-5-AEC1-P is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Monolithic Power Systems Inc.. Its product description is IC REG BUCK 5V 5A 17QFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for MPQ4348GLE-5-AEC1-P
- Description：IC REG BUCK 5V 5A 17QFN
- Series：-
- Mfr：Monolithic Power Systems Inc.
- Package：Tape & Reel (TR)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：3.3V
- Voltage - Input (Max)：36V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Current - Output：5A
- Frequency - Switching：350kHz ~ 2.5MHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 150°C (TJ)
- Mounting Type：Surface Mount, Wettable Flank
- Package / Case：17-PowerVFQFN
- Supplier Device Package：17-QFN (3x4)
- Grade：Automotive
- Qualification：AEC-Q100
Voltage Regulators - DC DC Switching Regulators datasheet and documents for MPQ4348GLE-5-AEC1-P
Voltage Regulators - DC DC Switching Regulators Overview
The MPQ4348GLE-5-AEC1-P is a synchronous step-down converter from Monolithic Power Systems, designed for automotive applications. It features a 36V input voltage range and delivers up to 5A of output current with a fixed 5V output. The device operates within an extended temperature range of -40°C to +150°C and utilizes a QFN-17 package. Key electrical specifications include a quiescent current of 1.2mA and a switching frequency adjustable between 350kHz and 2.5MHz.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Automotive-grade reliability certified under AEC-Q100 standards
- Ultra-low quiescent current for enhanced battery efficiency
- Wide input voltage tolerance supporting harsh automotive environments
Voltage Regulators - DC DC Switching Regulators Applications
- Automotive infotainment systems
- Digital cockpit power distribution
- Telematics control units
Voltage Regulators - DC DC Switching Regulators Procurement Notes
Verify the specific suffix 'P' indicates reel packaging upon order confirmation. Ensure the component matches the exact MPS part number to guarantee AEC-Q100 qualification and correct pinout compatibility. Cross-reference datasheet revisions to confirm regulatory compliance status before final procurement integration.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Select this model when a fixed 5V output at 5A is required for automotive loads. The wide operating temperature range suits engine-adjacent or exterior modules. Compare against lower-current variants if system power demands are reduced, or consider adjustable-output models if voltage flexibility is needed for different subsystems.
Voltage Regulators - DC DC Switching Regulators Part Context
This component belongs to the MPQ4348 series of synchronous buck converters. It shares architectural similarities with other MPS automotive regulators but is distinguished by its specific 5A current rating and fixed 5V output configuration. The series targets high-reliability applications requiring compact footprints and robust thermal performance.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Direct substitutes include MPQ4348GLE-ADJ-AEC1-P for adjustable output or MPQ9843GLE-5-AEC1-Z for lower current requirements. Verify pin-to-pin compatibility and thermal characteristics before substitution.
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