

Overview
The PJ-320B is an audio Connector made by SOFNG in a SMD package with 3 pins. -25℃~+75℃ 24V 25mA 3.5mm Headphone Jack Phosphor Bronze SMD Audio Connectors ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:PJ-320B_C22355831, from EasyEDA) and its footprint (EasyEDA_Cloud:AUDIO-SMD_PJ-320B, from EasyEDA), ready for a KiCad board. 3,234 are in stock at JLCPCB (part C22355831). 25 open-source boards in 16 repositories on GitHub use it.
Symbol
Footprint
Parameters
12- Body Height
- 5mm
- Color
- Black
- Connector Type
- 3.5mm Headphone Jack
- Contact Material
- Phosphor Bronze
- Contact Plating
- Silver
- Current Rating
- 25mA
- Length
- 14mm
- Mounting Style
- Surface Mount
- Operating Temperature
- -25℃~+75℃
- Rank Number
- TRS
- Voltage Rating (Max)
- 24V
- Width
- 6mm
Order codes
1- PJ-320BLCSC C22355831
Pinout
3| Pin | Name | Type |
|---|---|---|
| 1 | 1 | Unspecified |
| 2 | 2 | Unspecified |
| 3 | 3 | Unspecified |
Open-source boards using it
All 25- 2 layers132.5 × 84.8 mm

- 4 layers96 × 78 mm

Minidisc
befinitiv/minidisc_cad
This repository contains the CAD files (PCB & mechanics) for the 8cm "minidisc" player project.
145 parts12 - 2 layers65 × 56 mm

PiGarage
bryce-builds/PiGarage
Open-source Raspberry Pi power management and audio HAT for automotive head-unit use
79 parts9 - 4 layers88 × 58 mm

- 2 layers46.7 × 40.9 mm

CASIO VX4 YM2413 Soundcard v1.1
hwreverse/PokeConSound
Soundcard Designs for Pocket Computers (ポケコン) (Sharp, Casio, TRS80-M100,...)
22 parts7MIT - 2 layers128 × 70.5 mm

- 2 layers45.7 × 20.3 mm

- 2 layers92 × 75.8 mm

STM32CrapSynth
LTVA1/STM32CrapSynth
A crappy hardware synth using STM32F303 and 4 AD9833 waveform generators
70 parts4MIT
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<iframe src="https://pcbkit.io/embed/parts/sofng/PJ-320B" title="PJ-320B in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/sofng/PJ-320B.jpg" alt="PJ-320B" width="1200" height="900">[](https://pcbkit.io/parts/sofng/PJ-320B)Questions
Is there a KiCad symbol and footprint for the PJ-320B?
Yes. The symbol is EasyEDA_Cloud:PJ-320B_C22355831 and the footprint EasyEDA_Cloud:AUDIO-SMD_PJ-320B, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the PJ-320B?
SMD, with 3 pins. Its footprint is drawn on this page.
Where is the PJ-320B datasheet?
SOFNG publishes it: the Datasheet link on this page opens it.
Where can I order the PJ-320B?
JLCPCB lists it as part C22355831, with 3,234 in stock; the sellers' links on this page open their listings.
Which open-source boards use the PJ-320B?
25 boards in 16 repositories on GitHub; the most starred are listed on this page, with their KiCad files.