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RT7281GSP on a board, in 3D

RT7281GSP

Richtek Tech

-40℃~+85℃@(TA) 1 2A 4.5V~18V 700kHz 765mV~8V Adjustable Buck Buck Built-in Yes SOP-8-EP DC-DC Converters ROHS

Extended
DatasheetJLCPCBLCSCrichtek-tech/RT7281GSP
Category
DC DC Converters
Package
SOP-8-EP
Pins
5

Overview

The RT7281GSP is a DC DC Converter made by Richtek Tech in a SOP-8-EP package with 5 pins. -40℃~+85℃@(TA) 1 2A 4.5V~18V 700kHz 765mV~8V Adjustable Buck Buck Built-in Yes SOP-8-EP DC-DC Converters ROHS.

PCBKit's library has its footprint (EasyEDA_Cloud:ESOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP2.3, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C7303415).

Symbol

The library has no symbol for this part yet.

Footprint

123456789
EasyEDA_Cloud:ESOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP2.3From EasyEDA

Parameters

13
Features
Overcurrent Protection, Adjustable soft-start, Operating status indication, Cycle-by-cycle current limiting, Built-in LDO regulator
Frequency - Switching
700kHz
Function
Step-down type
Number of Outputs
1
Operating Temperature
-40℃~+85℃@(TA)
Output Current
2A
Output Type
Adjustable
Output Voltage
765mV~8V
Quiescent Current
700uA
Switch tube (built-in/external)
Built-in
Synchronous Rectifier
Yes
Topology
Buck
Voltage - Supply
4.5V~18V

Order codes

1

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Questions

Is there a KiCad symbol and footprint for the RT7281GSP?

Yes. the footprint EasyEDA_Cloud:ESOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP2.3, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the RT7281GSP?

SOP-8-EP, with 5 pins. Its footprint is drawn on this page.

Where is the RT7281GSP datasheet?

Richtek Tech publishes it: the Datasheet link on this page opens it.

Where can I order the RT7281GSP?

JLCPCB lists it as part C7303415, with 0 in stock; the sellers' links on this page open their listings.

What can replace the RT7281GSP?

Parts like it in the library: the RT6363GSP by Richtek Tech, the RT6283BGSP by Richtek Tech, the RT8290ZSP by Richtek Tech and the RT8293BHGSP by Richtek Tech. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8