FAN5602MU33X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN5602MU33X is a universal step-up/step-down charge pump regulated DC/DC converter manufactured by onsemi. It operates with a maximum switching frequency of 1300 kHz and supports multiple switch configurations including 1:2, 2:3, 1:1, 3:2, 2:1, and 3:1. The device accepts an input voltage range from 1.8 V to 5.5 V, with a nominal input of 3.6 V. It is housed in an 8-pin HVSON package measuring 3 x 3 mm. The component provides regulated output voltage with ±3% accuracy and delivers up to 100 mA output current at 4.5 V when the input is 3.6 V.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports universal step-up and step-down voltage conversion through configurable switch ratios
• Provides low-noise constant-frequency operation under heavy load conditions
• Utilizes pulse-skip PFM operation for high efficiency during light load scenarios

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring flexible power supply rails
• Battery-powered systems needing voltage regulation across varying battery states
• Embedded applications utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify that the specific suffix MU33X corresponds to the intended packaging and tape-and-reel specifications required for your assembly process. Confirm that the manufacturer designation aligns with current onsemi product lines following industry consolidations. Ensure compatibility with your board layout regarding the HVSON footprint dimensions and thermal requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a wide input voltage range and bidirectional voltage conversion capability are required within a compact form factor. Consider its efficiency characteristics under both light and heavy loads to determine suitability for battery-operated designs. Evaluate the available switch configurations against your specific output voltage requirements relative to the input source.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN5602 family of switched capacitor regulators designed for portable electronics. The series offers regulated DC/DC conversion without the need for inductors, simplifying PCB layout. The specific variant integrates fixed internal switches optimized for the stated voltage ranges and output currents.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct equivalents within the same family such as FAN5602MP33X, ensuring pinout and electrical parameters match. Verify if alternative manufacturers offer compatible charge pump regulators with similar switch configurations and package types.