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High Voltage DC-DC Boost Converter 12V to 150V-420V 170V 230V 1.25V-12V 6.3V Filament Adjustable Step Up Power Supply 2-Way PSU DC Regulator Module for Tube Preamp/ Nixie Tube
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High voltage (90-370 VDC) DC/DC Converters, low voltage output (3.3V, 5V, 7.5V, 12V, 13.5V, 15V, 24V, 48V)
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High-voltage Dc-dc Buck Step-down Converter Dc 80v 72v 64v 60v 48v 36v 24v To 5v Module Xl7035 Replace Xl7015 Lm2596hv - Integrated Circuits - AliExpress
![Figure 3 from A NOVEL 1.6 KV HIGH VOLTAGE LOW CURRENT STEP-UP DC-DC CONVERTER WITH COCKCROFT-WALTON VOLTAGE MULTIPLIER FOR POWER SUPPLY MODULES | Semantic Scholar Figure 3 from A NOVEL 1.6 KV HIGH VOLTAGE LOW CURRENT STEP-UP DC-DC CONVERTER WITH COCKCROFT-WALTON VOLTAGE MULTIPLIER FOR POWER SUPPLY MODULES | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/2fef568adf6cc942cbcfd0ac6da1afa16e975989/4-Figure3-1.png)