High-Side High Voltage IGBT-MOSFET Power Switches

Опубликовано: 09 Август 2026
на канале: Lewis Loflin

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Recent schematics: https://www.bristolwatch.com/index.htm
Video navigation, note links below.
1:41 Motor demo, why a high-side power switch?
3:12 Motor ON-OFF, note breaking, power supply turned ON-OFF.
4:25 LM317-MJ2955 CCS vs. ULN2003A vs. 2N7000 MOSFET high side switch.
5:48 Photovoltaic-based IGBT, MOSFET power solid state relays.
7:52 Where to place high and low side SSRs on an h-bridge.
9:00 Solving the 20V motor voltage limit problem.
10:27 HV IGBT H-bridge with the PV optocouplers, TC4429 gate driver.
11:12 IGBT modules and introduction.

YouTube:
   • Opto-Couplers Theory and Circuits
Opto-Coupler Theory and Circuits

   • OptoCoupler Interfacing H-Bridge Circuits
Opto-Coupler Interfacing H-Bridge Circuits

Website:
https://www.bristolwatch.com/ele/opto...
Opto-isolated transistor Drivers for Micro-Controllers

https://www.bristolwatch.com/ele2/ind...
Optical Isolation of H-Bridge Motor Controls

https://www.bristolwatch.com/TC4420/i...
Intro TC4420-TC4429 MOSFET Drivers

https://www.bristolwatch.com/ele3/1g.htm
VOM1271 Photovoltaic MOSFET Driver Circuits

https://www.bristolwatch.com/ele3/2c.htm
Bidirectional Solid State Relay Circuits

YouTube Videos

   • Pt. 1 Intro. TC4420-TC4429 High Power MOSF...
Introduction TC4420-TC4429 MOSFET Drivers

   • Pt. 2 TC4420-29 MOSFET Drivers Circuit Exa...
Circuit Examples for TC4420-TC4429 MOSFET Drivers

   • Pt. 3 TC4420 MOSFET Driver H-Bridge Circuit
TC4420 H-Bridge Circuit