LP3907SQ-JXQX/NOPB

Overview

The LP3907SQ-JXQX/NOPB is a Texas Instruments PMIC featuring two synchronous buck converters and two LDOs. It operates within a 2.8V to 5.5V input range and supports switching frequencies up to 2.1MHz. The device provides outputs of 1A, 600mA, and dual 300mA LDOs. It utilizes an I2C interface for configuration and includes integrated sequencing. The component is housed in a 24-WQFN package and functions reliably between -40°C and +85°C.

Feature Summary

• Integrates dual high-current synchronous buck converters with dual low-dropout regulators
• Features digital control via I2C interface for precise output voltage adjustment
• Includes built-in power-good monitoring and automatic sequencing logic

Applications

• Advanced application processors
• Field-programmable gate arrays (FPGA)
• Portable electronic devices

Procurement Notes

Verify the specific suffix JXQX against official documentation to confirm pinout and thermal pad specifications. Ensure the ordering part number matches the exact package variant required for the design. Confirm RoHS compliance status through the manufacturer datasheet before finalizing procurement.

Selection Notes

Select this component when a compact solution is needed for multi-rail power architectures. It suits designs requiring independent regulation for digital cores and analog peripherals. The I2C capability allows dynamic voltage scaling. Verify that the available WQFN footprint fits the board layout constraints.

Part Context

This part belongs to the LP3907 family of specialized power management ICs. It serves as a complete power supply solution for complex systems. The series offers various package options to accommodate different thermal and space requirements while maintaining consistent electrical performance characteristics.

Replacement Considerations

LP3907SQ-PJXIX/NOPB

FAQ

What is the maximum switching frequency?

The internal oscillators support switching frequencies up to 2.1MHz.

Does the device include power sequencing?

Yes, the LP3907 integrates hardware sequencers to manage turn-on and turn-off timing automatically.