MP3430HQ-Z

Voltage Regulators - DC DC Switching Regulators Overview

The MP3430HQ-Z is a Monolithic Power Systems step-up converter featuring an integrated avalanche photodiode current monitor. It operates with an input voltage range of 2.7 V to 5.5 V and utilizes a QFN-16 package for surface mount installation. The device supports a switching frequency of 1.3 MHz and maintains a quiescent current of 300 uA. It functions within a temperature range of -40 C to +125 C and includes shutdown capabilities.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated avalanche photodiode current monitoring functionality
• High-efficiency synchronous boost topology
• Compact QFN-16 surface-mount packaging

Voltage Regulators - DC DC Switching Regulators Applications

• Optical sensor interface circuits
• Photodetection systems requiring precise current measurement
• Portable electronic devices with light sensing capabilities

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official MPS documentation to confirm pinout compatibility and thermal characteristics. Ensure the component meets RoHS standards for your target market. Confirm availability through authorized distributors as supply levels fluctuate. Validate that the QFN-16 footprint matches your PCB design requirements before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when avalanche photodiode integration is required alongside voltage regulation. Compare the 1.3 MHz switching frequency against system noise constraints. Evaluate the 300 uA quiescent current against battery life requirements. Consider the QFN-16 package size relative to available board space compared to alternative topologies.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MP3430 series of power management ICs designed for specialized applications. It combines standard DC-DC conversion with dedicated signal conditioning for optical sensors. The series targets compact designs where space efficiency and functional integration are critical priorities for system architects.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult MPS datasheets for direct equivalents within the MP3430 family. Verify pin-to-pin compatibility if substituting variants with different suffixes. Ensure replacement parts maintain the same avalanche photodiode monitoring specifications.