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UC3843AP-S08-R on a board, in 3D

UC3843AP-S08-R

UTC

100% 47kHz~57kHz 7V~8.2V 800mW Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHS

Extended
DatasheetJLCPCBLCSCutc/UC3843AP-S08-R
Category
AC DC Controllers And Regulators
Package
SOIC-8
Pins
8

Overview

The UC3843AP-S08-R is an AC DC Controllers And Regulator made by UTC in a SOIC-8 package with 8 pins. 100% 47kHz~57kHz 7V~8.2V 800mW Under Voltage Protection、Over Current Protection SOIC-8 AC-DC Controllers and Regulators ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:UC2845AN(XBLW), from EasyEDA) and its footprint (Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 3,565 are in stock at JLCPCB (part C71120).

Symbol

COMP1VFB2ISENSE3RT/CT4GND5OUT6VCC7VREF8
EasyEDA_Cloud:UC2845AN(XBLW)From EasyEDA

Footprint

12345678
Package_SO:SOIC-8_3.9x4.9mm_P1.27mmFrom KiCad's library

Parameters

8
Duty Cycle(Max)
100%
Features
Under-voltage lockout
Frequency - Switching
47kHz~57kHz
Operating Temperature
0℃~+70℃
Output Current
1A
Pd - Power Dissipation
800mW
Voltage - Supply
7V~8.2V
Working Mode
PWM Modulation

Order codes

1

Pinout

8
The pins of the UC3843AP-S08-R
PinNameType
1COMPUnspecified
2VFBUnspecified
3ISENSEUnspecified
4RT/CTUnspecified
5GNDUnspecified
6OUTUnspecified
7VCCUnspecified
8VREFUnspecified

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Questions

Is there a KiCad symbol and footprint for the UC3843AP-S08-R?

Yes. The symbol is EasyEDA_Cloud:UC2845AN(XBLW) and the footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the UC3843AP-S08-R?

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

Where is the UC3843AP-S08-R datasheet?

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

Where can I order the UC3843AP-S08-R?

JLCPCB lists it as part C71120, with 3,565 in stock; the sellers' links on this page open their listings.

What can replace the UC3843AP-S08-R?

Parts like it in the library: the UC2843BD1013 by STMicroelectronics, the UC2844BD1013 by STMicroelectronics, the UC2845BD1013 by STMicroelectronics and the UC3845BD1013 by STMicroelectronics. Check their datasheets: a part that fits the footprint may still differ in its ratings.

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