400V_geiger_tube_PSU_v1.2

Adjustable Boost Converter PSU for Geiger Tubes. USB 5V to 400V.

CAUTION: DO NOT BUILD THIS CIRCUIT IF YOU ARE NOT COMFORTABLE WITH HIGH VOLTAGES!

https://www.banggood.com/5V-12V-Step-Up-to-300V-1200V-DC-DC-Boost-Converter-High-Voltage-Power-Boost-Module-p-1179089.html?rmmds=search&cur_warehouse=CN

https://www.banggood.com/Waterproof-Plastic-Enclosure-Box-Electronic-Project-Case-Electrical-Project-Box-Outdoor-Junction-Box-p-1678840.html?akmClientCountry=FI&&ID=514184&cur_warehouse=CN

https://www.banggood.com/100Pcs-Mini-Micro-JST-2_0-PH-2Pin-Connector-Plug-With-120mm-Wires-Cables-p-1147298.html?rmmds=myorder&cur_warehouse=CN

https://www.banggood.com/5PCS-DC-Boost-Converter-2A-Power-Supply-Module-2V-24V-To-5V-28V-Adjustable-Regulator-Board-p-1181876.html?rmmds=detail-left-hotproducts__3&cur_warehouse=CN

OPTIONALLY U3 CAN BE INSTALLED AND BOOST THE INPUT VOLTAGE UP TO 12V.

DESIGN FINISHED: 7th December 2020

REVISION: 1.2

Updated to REV 1.2 due to the SMT inventory shortage in certain parts in REV 1.0 (November 2020)

Fixed also test point "FILTERED_GND"