FAN5365UC00X

$0.35

Description：IC REG BUCK PROG 800MA 9WLCSP
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk

SKU:fc9877d2de5d Category: Voltage Regulators - DC DC Switching Regulators Brand: Fairchild Semiconductor

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Product introduction

FAN5365UC00X is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is IC REG BUCK PROG 800MA 9WLCSP. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for FAN5365UC00X

Description：IC REG BUCK PROG 800MA 9WLCSP
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk
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)：0.75V
Voltage - Output (Max)：1.44V
Current - Output：800mA
Frequency - Switching：6MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：9-UFBGA, WLCSP
Supplier Device Package：9-WLCSP (1.22x1.22)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for FAN5365UC00X

FAN5365UC00X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN5365UC00X is a synchronous step-down DC-DC converter from Fairchild Semiconductor, optimized for low-power applications. It features an ultra-fast transient response and operates at a maximum switching frequency of 3350 kHz, with some sources indicating up to 6 MHz. The device supports a programmable output voltage range starting from 0.75 V and delivers an output current of 800 mA. It functions within an input voltage range of 2.3 V to 5.5 V and is housed in a 9-ball WLCSP package (3x3 mm).

Voltage Regulators - DC DC Switching Regulators Feature Summary

Synchronous rectification architecture for improved efficiency.
Ultra-fast transient response capability.
High-frequency operation for compact passive component sizing.

Voltage Regulators - DC DC Switching Regulators Applications

Low-power portable electronic devices
Battery-powered consumer electronics
Embedded systems requiring efficient step-down conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against the manufacturer's official datasheet to confirm pinout and electrical characteristics. Ensure the component source is authorized to guarantee authenticity. Check RoHS compliance status as indicated in the latest documentation. Confirm package details match the required PCB footprint specifications before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for designs prioritizing small form factor and fast load transient performance. The 800 mA output current suits moderate power requirements. Verify that the input voltage range aligns with the system supply rails. Consider the thermal performance inherent to the WLCSP package under expected load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the FAN5365 family of high-frequency synchronous buck converters. It is manufactured by Fairchild Semiconductor, now part of ON Semiconductor. The series is designed for applications demanding high efficiency and minimal external component count in space-constrained environments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct substitutes within the same product family or equivalent parts from other manufacturers offering similar current ratings and package types. Ensure compatibility with existing control schemes and output voltage settings.