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MP2606DQ-LF-P
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Product Detailed Parameters
- Description：IC BATT CHG LI-ION 1CELL 10QFN
- Series：-
- Mfr：Monolithic Power Systems Inc.
- Package：Tape & Reel (TR)
- Battery Chemistry：Lithium Ion
- Voltage - Supply (Max)：6.5V
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：10-VFDFN Exposed Pad
- Supplier Device Package：10-QFN (3x3)
- Number of Cells：1
- Current - Charging：Constant - Programmable
- Programmable Features：Current
- Fault Protection：Over Current, Over Voltage
- Charge Current - Max：1A
- Battery Pack Voltage：4.2V
- Interface：USB
- Grade：-
- Qualification：-
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Overview
The MP2606DQ-LF-P is a synchronous step-down DC/DC converter from Monolithic Power Systems. It integrates high-side and low-side N-channel MOSFETs for efficient power conversion. The device operates with an input voltage range of 3V to 18V, delivering output currents up to 3A. It features adjustable switching frequencies selectable via an external resistor or fixed at 500kHz. Internal compensation simplifies design while maintaining stability across load variations.
Feature Summary
- Integrated synchronous rectification with internal high-side and low-side MOSFETs
- Fixed 500kHz switching frequency option for reduced component size
- Adjustable output voltage via external resistor divider network
- Built-in protection mechanisms including over-current and thermal shutdown
Applications
- Portable electronics requiring efficient power management
- Industrial control systems with moderate current demands
- Communication equipment needing stable voltage regulation
- Battery-powered devices utilizing step-down conversion
Procurement Notes
Verify the exact part number suffix against manufacturer documentation to ensure correct packaging and temperature grade. Confirm RoHS compliance status through official datasheets before procurement. Cross-reference pinouts with application notes to prevent integration errors during PCB layout.
Selection Notes
Evaluate input voltage ranges against system requirements to ensure compatibility within the 3V to 18V specification. Consider thermal performance under maximum load conditions given the integrated MOSFET design. Assess inductor selection based on the fixed 500kHz frequency option to optimize efficiency and size constraints.
Part Context
This component belongs to the MP26xx series of synchronous buck converters designed for medium-current applications. It offers a balance between performance and simplicity by integrating key power stages. The DQ package provides thermal efficiency suitable for compact designs.
Replacement Considerations
Check for direct pin-compatible alternatives within the same product family that offer similar current ratings and input voltage ranges. Verify functional equivalence regarding switching frequency options and protection features before substitution.
