FAN48614BUC50X

$0.24

Description：IC REG BOOST 5V 9WLCSP
Series：TinyBoost®
Mfr：Fairchild Semiconductor
Package：Bulk

SKU:084906b09145 Category: Voltage Regulators - DC DC Switching Regulators Brand: Fairchild Semiconductor

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Product introduction

Product Detailed Parameters

Description：IC REG BOOST 5V 9WLCSP
Series：TinyBoost®
Mfr：Fairchild Semiconductor
Package：Bulk
Function：Step-Up
Output Configuration：Positive
Topology：Boost
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：2.7V
Voltage - Input (Max)：4.5V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Current - Output：-
Frequency - Switching：-
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：9-UFBGA, WLCSP
Supplier Device Package：9-WLCSP (1.21x1.21)
Grade：-
Qualification：-

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FAN48614BUC50X

Overview

The FAN48614BUC50X is a synchronous boost switching regulator from the TinyBoost series by onsemi. It provides a fixed 5 V output with a maximum switch current of 1 A. The device operates within an input voltage range of 2.7 V to 4.5 V and features a typical quiescent current of 45 uA. It utilizes a fixed switching frequency of 2.3 MHz and is housed in a compact WLCSP-9 package. The component supports operation across a temperature range of -40°C to +85°C.

Feature Summary

Synchronous rectification for improved efficiency
Fixed output voltage configuration
Compact WLCSP-9 footprint

Applications

Portable consumer electronics
Battery-powered devices
Embedded systems requiring step-up regulation

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm datasheet revisions and RoHS compliance documentation prior to integration. Validate supply chain sources against manufacturer discontinuance notices to ensure long-term availability or suitable replacement planning.

Selection Notes

Select this component for applications requiring a fixed 5 V output from single-cell lithium-ion batteries. Consider the 1 A current limit and 2.3 MHz frequency when designing passive components. Evaluate thermal performance within the specified operating temperature range during PCB layout.

Part Context

This part belongs to the FAN48614 series of TinyBoost regulators. It is manufactured by onsemi, formerly Fairchild Semiconductor. The device is classified as a Switching Voltage Regulator under PMICs. It represents a legacy product line within the company's power management portfolio.