LP3907QSQ-JJXP/NOPB

Overview

The LP3907QSQ-JJXP/NOPB is an automotive-grade PMIC featuring two synchronous buck converters and two LDOs. It operates within a 2.8V to 5.5V input range, with switching frequencies up to 2.1MHz. The device integrates sequencers for controlled power-up and down sequences. It supports I2C interface configuration and includes protection features such as overcurrent and thermal shutdown. The component is housed in a 24-WQFN package and functions reliably across extended temperature ranges.

Feature Summary

• Integrates dual high-current synchronous buck converters and dual low-dropout regulators
• Features built-in sequencing logic for precise power management control
• Supports digital configuration via I2C communication interface
• Includes comprehensive protection mechanisms against overcurrent and thermal events

Applications

• Advanced application processors
• Field-programmable gate arrays (FPGAs)
• Automotive electronic systems

Procurement Notes

Verify the exact suffix JJXP against official Texas Instruments documentation to confirm pinout and electrical specifications. Ensure compatibility with AEC-Q100 standards if automotive qualification is required. Cross-reference the datasheet for specific output voltage configurations and current ratings before integration.

Selection Notes

Select this component when designing systems requiring integrated multi-rail power solutions with digital control capabilities. Consider the 24-WQFN package constraints and thermal performance requirements. Evaluate the need for I2C programmability versus fixed-output alternatives based on system flexibility needs.

Part Context

This part belongs to the LP3907 family of specialized power management ICs designed for complex digital loads. It consolidates multiple regulator functions into a single compact solution, reducing board space and simplifying power distribution networks compared to discrete component approaches.

Replacement Considerations

LP3907QSQ-JXIP/NOPB