FAN53601UC182X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN53601UC182X is a synchronous buck regulator from onsemi, operating at a fixed switching frequency of 6 MHz. It provides a fixed output voltage of 1.8 V with a maximum output current capability of 600 mA. The device accepts an input voltage range from 2.3 V to 5.5 V and draws a typical quiescent current of 35 µA. It is housed in a compact 6-WLCSP package measuring 1.23 x 0.88 mm. The component supports operation across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates synchronous rectification for high efficiency within a minimal footprint
• Utilizes a fixed 6 MHz switching frequency to reduce external passive component size
• Features low quiescent current consumption for improved battery life
• Includes thermal shutdown protection for operational safety

Voltage Regulators - DC DC Switching Regulators Applications

• Portable consumer electronics requiring space-constrained power solutions
• Battery-powered devices needing efficient step-down regulation
• Embedded systems utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix UC182X to confirm the fixed 1.8 V output voltage setting. Confirm RoHS compliance status through official manufacturer documentation. Check for End-of-Life notices as this series may be subject to discontinuation. Ensure the WLCSP-6 package compatibility with your PCB assembly process. Validate that the 600 mA load requirement does not exceed the thermal limits of the intended application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.8 V output is required rather than an adjustable variant. The 600 mA output current rating suits moderate load applications. Consider the 6 MHz frequency for minimizing inductor size compared to lower-frequency alternatives. Verify input voltage stability within the 2.3 V to 5.5 V range. Compare against the FAN53611 series if higher 1 A current capacity is necessary for the design.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN53601 family of TinyBuck synchronous regulators. It shares architectural similarities with the FAN53611 but offers lower current capability. The series is designed for portable applications where board space is limited. It complements other PMIC offerings by providing simple, fixed-voltage regulation without digital interface complexity.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

• FAN53601UC182XTR
• FAN53601UC182XCT

Voltage Regulators - DC DC Switching Regulators FAQ

Is the output voltage adjustable?

No, the FAN53601UC182X provides a fixed output voltage of 1.8 V.

What is the maximum output current?

The device supports a maximum output current of 600 mA.

Does it support synchronous rectification?

Yes, the FAN53601UC182X integrates synchronous rectifiers for improved efficiency.