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STD NEX32S3

NEX32S3

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License

GPL 3.0

License: GPL 3.0

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Update time: 2024-11-15 19:35:02
Creation time: 2024-05-14 18:33:05
Description

Description

NEX32S3

A way better custom version of the well known ESP32 S3

 

MAKE SURE TO SELECT MINIMUM VIA SIZE to 0.2mm !

 

Contains PPTC and is powered using switched mode power supply

This board is way safer and lasts longer than the orginal

 

Leadfree HASL is recommended as surface finish

Original Soldermask color : Black

 

Specifications :-

Processor : ESP32-S3-N8(R2)

Board Dimension in Mils : 2500mils x 1000mils

Board Dimensions in mm : 63.5mm x 25.4mm

Board Dimensions in cm : 6.35cm x 2.54cm

Pins : 44

 

Electrical Characteristics :-

Acceptable Input Voltages : 3.0V to 16V

Recommended Voltages : 5V to 9V

Max current output per GPIO : 20mA

Max current output from 5V and 3.3V pins : 1A

Max current consumption : 1A

Min current consumption : 26µA

PPTC Trip current : 1.5A

 

ABSOLUTE MAXIMUM RATINGS ! :-

If values are exceeded will result in destruction or tripping of fuse.

Max Short Circuit Current : 40A

Max current drawn from GPIOs : 20mA

Max current drawn from 5V and 3.3V Pins : 1.4A

Max Input Voltage : 16.3V

Min Input Voltage : 3.0V

 

Remaining DRC Errors : 0

 

Any feedback is highly appreciated.

 

Copyright Atthun Development Boards 2023 to 2024.

 

Thank you for viewing this project !

Design Drawing

Design Drawing

schematic diagram
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PCB
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ID Name Designator Footprint Quantity Supplier
1 TS-1088-AR02016 BOOT,RESET SW-SMD_L3.9-W3.0-P4.45 2 LCSC C720477
2 100nF C1,C2,C8,C10,C12,C14,C17 C0402 7 LCSC C307331
3 10uF C3,C7,C9,C11,C13,C16 C0402 6 LCSC C315248
4 1uF C4 C0402 1 LCSC C52923
5 22uF C5,C6 C0603 2 LCSC C2762594
6 1N5819HW-7-F D1,D2 SOD-123_L2.7-W1.6-LS3.7-RD 2 LCSC C82544
7 LESD5D5.0CT1G D4,D5,D6,D7 SOD-523_L1.2-W0.8-LS1.6-BI 4 LCSC C383211
8 BSMD0805-075-16V F1 F0805 1 LCSC C976303
9 HDR-M-2.54_1x20 J1,J2 HDR-M-2.54_1X20 2 LCSC C50981
10 HDR-M-2.54_1x2 J3,J4 HDR-M-2.54_1X2 2 LCSC C124375
11 1.5uH L1 L0806 1 LCSC C668311
12 19-137/R6GHBHC-C01/2T LED LED-ARRAY-SMD_4P-L1.6-W1.6-BR-RD 1 LCSC C264504
13 XL-1608SURC-06 PWR LED0603-RD_RED 1 LCSC C965799
14 MMDT3904V Q1,Q2 SOT-563_L1.6-W1.2-P0.50-LS1.6-BR 2 LCSC C2919809
15 10kΩ R1,R2,R3,R4,R5,R13,R21 R0402 7 LCSC C25744
16 150Ω R6,R10 R0603 2 LCSC C22808
17 120Ω R7 R0603 1 LCSC C22787
18 82Ω R8,R9 R0603 2 LCSC C23255
19 220Ω R11 R0603 1 LCSC C22962
20 6.8kΩ R12 R0402 1 LCSC C25917
21 1kΩ R14,R18,R19 R0402 3 LCSC C11702
22 680kΩ R15 R0402 1 LCSC C163456
23 130kΩ R16 R0402 1 LCSC C52929
24 100kΩ R20 R0402 1 LCSC C25741
25 XL-1608UGC-04 RX,TX LED0603-RD_GREEN 2 LCSC C965804
26 ESP32-S3-WROOM-1(N8R2) U1 WIRELM-SMD_ESP32-S3-WROOM-1_ATTHUN_ESP32 1 LCSC C2913204
27 FT232RQ U2 QFN-32_L5.0-W5.0-P0.50-BL-EP 1 LCSC C14090
28 AMS1117-3.3 U3 SOT-89_L4.5-W2.5-P1.50-LS4.2-BR 1 LCSC C347256
29 TPS63070RNMR U4 VQFN-HR-15_L3.0-W2.5-P0.50-BL_TPS63070RNMR 1 LCSC C109322
30 CH224K U6 ESSOP-10_L4.9-W3.9-P1.0-LS6.0-TL-EP 1 LCSC C970725
31 TYPE-C 16PIN 2MD(073) USB USB-C-SMD_TYPE-C-6PIN-2MD-073 1 LCSC C2765186

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