RT8108FGSP

$0.20

Description：IC REG CTRLR BUCK 8SOP
Series：-
Mfr：Richtek USA Inc.
Package：Tape & Reel (TR)

SKU:526e77a4afb1 Category: DC DC Switching Controllers Brand: Richtek USA Inc.

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Product introduction

Product Detailed Parameters

Description：IC REG CTRLR BUCK 8SOP
Series：-
Mfr：Richtek USA Inc.
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4.75V ~ 13.2V
Frequency - Switching：500kHz
Duty Cycle (Max)：85%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Enable, Phase Control
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package：8-SOP-EP
Grade：-
Qualification：-

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RT8108FGSP

Overview

The RT8108FGSP is a single-phase synchronous buck PWM DC/DC controller manufactured by Richtek USA Inc. It is designed to drive two N-MOSFETs for efficient step-down voltage conversion. The device operates within a supply voltage range of 4.75 V to 13.2 V and supports a switching frequency of 500 kHz. It features a highly accurate, programmable output voltage capability. The component is housed in an 8-SOP-EP package and complies with RoHS3 standards. It functions as a positive output regulator suitable for compact power management applications.

Feature Summary

Single-phase synchronous buck PWM control architecture
Designed to drive dual N-MOSFET configurations
Programmable output voltage regulation
Compact 8-pin SOP surface-mount packaging

Applications

General purpose power management systems
Embedded voltage regulation circuits
Compact electronic device power supplies

Procurement Notes

Verify the specific suffix FGSP against the official Richtek datasheet to confirm pinout and thermal pad configuration. Ensure compatibility with the target PCB footprint for the 8-SOP-EP package. Confirm RoHS3 compliance requirements match project specifications. Cross-reference ordering information with authorized distributors to avoid counterfeit components.

Selection Notes

Select this controller when a synchronous buck topology is required for high efficiency. The fixed 500 kHz switching frequency simplifies external component selection. Verify that the input voltage range of 4.75 V to 13.2 V aligns with the system power rail. Consider the thermal performance of the SOP-EP package for the expected load current.

Part Context

This component belongs to the RT8108 series of DC/DC switching controllers. Richtek Technology Corporation produces this line of analog ICs for power management applications. The series focuses on providing efficient voltage regulation solutions using synchronous rectification techniques for modern electronic designs.