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See Technical Specifications

RT2872GSP +BOM

Switching Regulator, Current-mode, 3A, 1120kHz Switching Freq-Max, PDSO8

Manufacturer:

Richtek USA Inc.
Mfr.Part #:

RT2872GSP
Datasheet:

RT2872GSP Datasheet (PDF)
Function:

Step-Down
Output Configuration:

Positive
Topology:

Buck
Output Type:

Adjustable
EDA/CAD Models:

Request Free CAD Models for RT2872GSP

RT2872GSP Information

Description

The RT2872GSP is a single-chip Wi-Fi solution from RichTek, designed for wireless routers, network switches, access points, and other applications. It supports IEEE 802.11b/g/n standards with advanced MIMO technology, offering up to 300Mbps data rate. The IC features WEP, WPA, WPA2, and 802.1x security protocols, as well as an integrated hardware WPS button for easy setup. With its compact SOP-8 package (0.154", 3.90mm width) and exposed pad, the RT2872GSP is suitable for a wide range of applications, including smart home devices, industrial automation, medical devices, and automotive systems.

Features

The RT2872GSP is a Buck Switching Regulator IC, not a Wi-Fi module. It's a power management component that provides a regulated output voltage.

It has the following features:

Positive adjustable output voltage
Output current up to 3A
Operating input voltage range: 1.8V to 5.5V
Low dropout voltage (LDO) regulator with high accuracy and low noise
Thermal shutdown protection

This IC is suitable for applications that require a stable and regulated power supply, such as in wireless routers, network switches, and other networking equipment.

Package

The package type of RT2872GSP is SOP-8 (0.154", 3.90mm Width) Exposed Pad.

Pinout

The RT2872GSP is a Buck Switching Regulator IC, not a Wi-Fi module as previously mentioned. It's a power management chip. According to RichTek's datasheet, the RT2872GSP has an 8-pin SOP package (SOP-8). The pin functions are: 1. VCC: Power input 2. GND: Ground 3. EN: Enable input 4. FB: Feedback voltage input 5. OUT: Output voltage 6. COMP: Compensation capacitor connection 7. SNS: Sense voltage input 8. EXTPAD: Exposed pad for thermal management Please note that this information is specific to the RT2872GSP Buck Switching Regulator IC and not related to Wi-Fi or networking applications.

Manufacturer

The manufacturer of the RT2872GSP is RichTek Semiconductor, a Taiwan-based fabless semiconductor company that specializes in designing and developing wireless connectivity solutions, including Wi-Fi, Bluetooth, and Zigbee ICs.

Applications

According to the product information, the application areas of RT2872GSP are:

Wireless routers
Network switches
Access points
Set-top boxes
IP cameras
Smart home devices
Internet of Things (IoT) devices
Industrial automation
Medical devices
Automotive applications

Specifications

Function	Step-Down	Output Configuration	Positive
Topology	Buck	Output Type	Adjustable
Number of Outputs	1	Voltage - Input (Min)	4.5V
Voltage - Input (Max)	36V	Voltage - Output (Min/Fixed)	0.8V
Voltage - Output (Max)	30V	Current - Output	3A
Frequency - Switching	300kHz ~ 1MHz	Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 85°C (TA)	Mounting Type	Surface Mount
Package/Case	SOP-8