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FSQ321L on a board, in 3D

FSQ321L

onsemi

Extended
DatasheetJLCPCBLCSConsemi/FSQ321L
Category
AC DC Controllers And Regulators
Package
LSOP-8
Pins
8

Overview

The FSQ321L is an AC DC Controllers And Regulator made by onsemi in a LSOP-8 package with 8 pins.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:FSQ0265RL, from EasyEDA) and its footprint (EasyEDA_Cloud:LSOP-8_L9.2-W6.4-P2.54-LS9.6-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3094779).

Symbol

GND1VCC2VFB3SYNC4VSTR5DTAIN6DRAIN7DRAIN8
EasyEDA_Cloud:FSQ0265RLFrom EasyEDA

Footprint

12345678
EasyEDA_Cloud:LSOP-8_L9.2-W6.4-P2.54-LS9.6-BLFrom EasyEDA

Parameters

4
Frequency - Switching
55kHz~67kHz
Operating Temperature
-40℃~+85℃@(TA)
Topology
Flyback
Voltage - Supply
8V~20V

Order codes

1

Pinout

8
The pins of the FSQ321L
PinNameType
1GNDUnspecified
2VCCUnspecified
3VFBUnspecified
4SYNCUnspecified
5VSTRUnspecified
6DTAINUnspecified
7DRAINUnspecified
8DRAINUnspecified

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A live frame, for any web page
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A picture
<img src="https://pcbkit.io/embed/parts/onsemi/FSQ321L.jpg" alt="FSQ321L" width="1200" height="900">
A picture that opens the part, for a README
[![FSQ321L](https://pcbkit.io/embed/parts/onsemi/FSQ321L.jpg?size=s)](https://pcbkit.io/parts/onsemi/FSQ321L)

Questions

Is there a KiCad symbol and footprint for the FSQ321L?

Yes. The symbol is EasyEDA_Cloud:FSQ0265RL and the footprint EasyEDA_Cloud:LSOP-8_L9.2-W6.4-P2.54-LS9.6-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the FSQ321L?

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

Where is the FSQ321L datasheet?

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

Where can I order the FSQ321L?

JLCPCB lists it as part C3094779, with 0 in stock; the sellers' links on this page open their listings.

What can replace the FSQ321L?

Parts like it in the library: the FSQ0165RL by onsemi, the FSQ0265RL by onsemi, the FSQ0365RL by onsemi and the FSQ311L by onsemi. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

4