FAN53730UC01X

$1.21

Description：IC REG BUCK PROG 3A 12WLCSP
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:cd5ca84a9312 Category: Voltage Regulators - DC DC Switching Regulators Brand: onsemi

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Product introduction

FAN53730UC01X is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists onsemi. Its product description is IC REG BUCK PROG 3A 12WLCSP. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for FAN53730UC01X

Description：IC REG BUCK PROG 3A 12WLCSP
Series：-
Mfr：onsemi
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Programmable
Number of Outputs：1
Voltage - Input (Min)：2.3V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：0.3V
Voltage - Output (Max)：2V
Current - Output：3A
Frequency - Switching：2.5MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：12-XFBGA, WLCSP
Supplier Device Package：12-WLCSP (1.07x1.36)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for FAN53730UC01X

FAN53730UC01X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN53730UC01X is a digitally programmable constant on-time (COT) synchronous buck regulator from onsemi. It supports an input voltage range of 2.3V to 5.5V and delivers up to 3A output current. The output voltage is adjustable from 0.3V to 2V. Key electrical parameters include a typical switching frequency of 2.5MHz and a quiescent current of 12µA. The device operates within a temperature range of -40°C to +85°C and is housed in a 12-pin WLCSP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Digitally programmable control interface for flexible configuration
Constant on-time topology enabling fast transient response
Integrated synchronous rectification for high efficiency

Voltage Regulators - DC DC Switching Regulators Applications

AMD Zynq US+ FPGA power systems
Portable electronic devices requiring compact power solutions
Embedded systems with strict size constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'UC01X' against your Bill of Materials, as ordering codes may vary by region or distributor. Confirm that the 12-pin WLCSP package dimensions align with your PCB footprint design. Ensure the input voltage supply remains within the 2.3V to 5.5V operational limits during all operating conditions.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a small form factor is critical due to its WLCSP packaging. It is suitable for applications requiring digital programmability and fast transient response via COT control. Consider the 3A current limit and 2.5MHz switching frequency when designing passive components. Verify compatibility with the target system's logic levels for the digital interface.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN53730 series of synchronous buck regulators designed for space-constrained portable electronics. It complements other onsemi PMIC solutions like the NCP189 LDOs often used in conjunction for low-noise requirements. The series targets high-density power delivery for complex SoCs and FPGAs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Designers should consult official onsemi resources for cross-reference information before replacing this component in existing designs.