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Peter 2023-10-16 00:58:15 +08:00
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10
_posts/2023-09-03-Useful-JLCPCB-basic-parts.md
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@ -54,7 +54,7 @@ There are some charging ICs for single-cell lithium ion batteries (TP4054, TP405
### W25Q128JVSIQ NOR flash (0.558$/1 units) ### W25Q128JVSIQ NOR flash (0.558$/1 units)
128 MBit SPI flash memory in a SOP-8 package. Drivers for the W25Q series are widely available. 128 MBit SPI flash memory in a SOP-8 package. Drivers for the W25Q series are widely available.
![](https://assets.lcsc.com/images/lcsc/96x96/20180914_Winbond-Elec-W25Q128JVSIQ_C97521_front_10.jpg) ![test](https://assets.lcsc.com/images/lcsc/96x96/20180914_Winbond-Elec-W25Q128JVSIQ_C97521_front_10.jpg)
### I2C EEPROMs ### I2C EEPROMs
@ -90,7 +90,7 @@ I don't recommend using the MPU-6050 since it is a very outdated accelerometer.
Very cheap ESD protection for your USB interface. Maximum VDD is 5V though, so you can't use it for higher voltages. Very cheap ESD protection for your USB interface. Maximum VDD is 5V though, so you can't use it for higher voltages.
![](https://assets.lcsc.com/images/lcsc/96x96/20180914_ProTek-Devices-SRV05-4-P-T7_C85364_front_10.jpg) ![test](https://assets.lcsc.com/images/lcsc/96x96/20180914_ProTek-Devices-SRV05-4-P-T7_C85364_front_10.jpg)
### All TVS diodes: ### All TVS diodes:
@ -134,7 +134,7 @@ There are bridge rectifiers, optoisolators, magnetic isolators, operational ampl
7.28 GB eMMC in a 153 BGA package. Not sure if this is usable given the via minimum spacing of JLCPCB standard, or if this needs pad-in-via technology (which would raise the cost). If you can make this work with standard PCB, it would save a lot of cost. 7.28 GB eMMC in a 153 BGA package. Not sure if this is usable given the via minimum spacing of JLCPCB standard, or if this needs pad-in-via technology (which would raise the cost). If you can make this work with standard PCB, it would save a lot of cost.
![](https://assets.lcsc.com/images/lcsc/96x96/20230202_FORESEE-FEMDRM008G-58A39_C719499_back.jpg) ![test](https://assets.lcsc.com/images/lcsc/96x96/20230202_FORESEE-FEMDRM008G-58A39_C719499_back.jpg)
# Not recommended ❌ # Not recommended ❌
@ -148,11 +148,11 @@ I don't have first-hand experience using this chip, but my mate used it in a des
Currently the only button in the basic parts is the TS-1187A-B-A-B. It has a HUGE footprint Currently the only button in the basic parts is the TS-1187A-B-A-B. It has a HUGE footprint
![](https://assets.lcsc.com/images/lcsc/96x96/20181028_XKB-Connectivity-TS-1187A-B-A-B_C318884_front.jpg) ![test](https://assets.lcsc.com/images/lcsc/96x96/20181028_XKB-Connectivity-TS-1187A-B-A-B_C318884_front.jpg)
I would like something smaller like these [oval shaped buttons](https://www.lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1089S-02526_C455282.html): I would like something smaller like these [oval shaped buttons](https://www.lcsc.com/product-detail/Tactile-Switches_XUNPU-TS-1089S-02526_C455282.html):
![](https://assets.lcsc.com/images/lcsc/96x96/20230118_XUNPU-TS-1089S-02526_C455282_front.jpg) ![test](https://assets.lcsc.com/images/lcsc/96x96/20230118_XUNPU-TS-1089S-02526_C455282_front.jpg)
## Buck-boost converter ## Buck-boost converter

2
push.sh
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@ -28,7 +28,7 @@ if [ -n "$new_posts" ]; then
git add "assets/img/${post:0:31}" git add "assets/img/${post:0:31}"
done done
Commit the changes with the generated message # Commit the changes with the generated message
git commit -m "$commit_msg" git commit -m "$commit_msg"
git push git push
echo "Changes committed successfully." echo "Changes committed successfully."