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OB2571TCPA on a board, in 3D

OB2571TCPA

OB

-20℃~+85℃ 9V~25V Isolation Over Voltage Protection、Short Circuit Protection、Over Temperature Protection、Constant Current Mode (CC)、Constant Voltage (CV) Primary-Side Feedback QR SOP-8 AC-DC Controllers and Regulators ROHS

Extended
DatasheetJLCPCBLCSCob/OB2571TCPA
Category
AC DC Controllers And Regulators
Package
SOP-8
Pins
8

Overview

The OB2571TCPA is an AC DC Controllers And Regulator made by OB in a SOP-8 package with 8 pins. -20℃~+85℃ 9V~25V Isolation Over Voltage Protection、Short Circuit Protection、Over Temperature Protection、Constant Current Mode (CC)、Constant Voltage (CV) Primary-Side Feedback QR SOP-8 AC-DC Controllers and Regulators ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:OB2571ATCPA-H, from EasyEDA) and its footprint (Package_SO:SOP-8_3.76x4.96mm_P1.27mm, from KiCad's library), ready for a KiCad board. 104 are in stock at JLCPCB (part C507641).

Symbol

VDD1FB2GND3CS4DRAIN5DRAIN6DRAIN7DRAIN8
EasyEDA_Cloud:OB2571ATCPA-HFrom EasyEDA

Footprint

12345678
Package_SO:SOP-8_3.76x4.96mm_P1.27mmFrom KiCad's library

Parameters

7
Features
Short Circuit Protection
Feedback System
Primary-side feedback
Isolation
Isolation
Operating Temperature
-20℃~+85℃
Topology
Flyback
Voltage - Supply
9V~25V
Working Mode
QR

Order codes

1

Pinout

8
The pins of the OB2571TCPA
PinNameType
1VDDUnspecified
2FBUnspecified
3GNDUnspecified
4CSUnspecified
5DRAINUnspecified
6DRAINUnspecified
7DRAINUnspecified
8DRAINUnspecified

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[![OB2571TCPA](https://pcbkit.io/embed/parts/ob/OB2571TCPA.jpg?size=s)](https://pcbkit.io/parts/ob/OB2571TCPA)

Questions

Is there a KiCad symbol and footprint for the OB2571TCPA?

Yes. The symbol is EasyEDA_Cloud:OB2571ATCPA-H and the footprint Package_SO:SOP-8_3.76x4.96mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the OB2571TCPA?

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

Where is the OB2571TCPA datasheet?

OB publishes it: the Datasheet link on this page opens it.

Where can I order the OB2571TCPA?

JLCPCB lists it as part C507641, with 104 in stock; the sellers' links on this page open their listings.

What can replace the OB2571TCPA?

Parts like it in the library: the SDH8302STR by Hangzhou Silan Microelectronics, the UC3843B by UMW, the UC3843BDTR(XBLW) by XBLW and the UC3845BDTR(XBLW) by XBLW. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8