MP4245GVE-0001-P

Overview

The MP4245GVE-0001-P is a buck-boost converter from Monolithic Power Systems featuring four integrated power switches. It supports an input voltage range of 4 V to 36 V and delivers up to 6 A peak output current. The device provides an adjustable output voltage between 1 V and 23 V with selectable switching frequencies of 250 kHz, 350 kHz, or 420 kHz. It includes an I2C interface for configuration via MTP memory and offers protections such as constant current limiting, over-voltage protection, and thermal shutdown.

Feature Summary

• Integrates four low Rds(on) power switches for efficient buck-boost conversion
• Supports USB Power Delivery applications through I2C interface and MTP memory
• Includes line drop compensation and selectable frequency spread spectrum
• Features comprehensive fault protection including OVP, CC limiting, and TSD

Applications

• USB Type-C with PD charging only ports
• 12V bus voltage supplies
• Wireless charging systems

Procurement Notes

Verify the specific suffix '0001' against official MPS documentation to confirm exact factory settings and MTP configurations. Confirm package availability in QFN-21 (4mmx5mm) with wettable flanks. Ensure design compliance with RoHS directives as the component is lead-free and halogen-free. Check datasheet revisions for any updates regarding recommended new designs.

Selection Notes

Select this component for applications requiring wide input voltage ranges and high peak current capabilities. The I2C interface allows flexible configuration of operating modes and protection thresholds. Consider the available switching frequencies to optimize external component size and efficiency. Verify compatibility with external USB PD controllers if used in power delivery circuits.

Part Context

This part belongs to the MP4245 series of switch regulators designed for power delivery applications. It is manufactured by Monolithic Power Systems and falls under the PMIC category. The device is intended for use in compact power solutions where high efficiency and flexible control are required.

Replacement Considerations

Refer to the MP4235 as a potential alternative. Verify pinout compatibility and electrical specifications before substitution.

FAQ

What is the maximum peak output current?

The device can deliver up to 6 A of output current at certain input-voltage supply ranges.

Does the device support I2C communication?

Yes, it features an I2C interface compatible with PMBus for configuration via multiple-time programmable (MTP) memory.