00:00Ground Loops Burn Boards
00:01Clean Signal Isolation Matter
00:04Tested 5 Cheap Opticouplers Under $6 Mark
00:08Here Best Options Found
00:10First is TLP627-2
00:14Dual Channel Dip 8 Package with Darlington Output Give Massive Current Transfer Ratio
00:19Cost $2.42 for 10-pack
00:22Drive Relays Direct from Microcontroller Logic Without Extra Transistor Stage
00:28Second is HCPL4504-SOP Package
00:32High-Speed Chip Isolate Fast Signals Without Distort Digital Pulses
00:36Cost $2.88 for 5 pieces
00:40High Common Mode Rejection Beat Nasty Switching Noise from Motor Drivers
00:44Third is TLP785-DIP4
00:48Dead Simple General Photo Transistor for Low-Speed Isolation
00:52Cost $0.95 for a lot
00:55Cheap Insurance for Microcontroller Pins on Power Supply Feedback Lines
01:00Fourth is Broadcom ACPL Family Chiplot like ACPL M61M and Gatedriver 332J
01:06True ACPL Parts Handle Megabaud Communication and High-Voltage IGBT Control
01:12Cost $5.51 Pick-Specific Submodel for Industrial Logic Lines or Drive Inverter Gates Safely
01:19Fifth is ACPL 217-SOP4
01:23Compact Surface Mount Footprint Isolate DC Input Cleanly with 80V Collector Emitter Rating
01:29Cost $4.88 Solid Build Quality
01:32Fit Tight Boards
01:33Block Reverse Bias Spikes Reliable
01:36Links in Description Below
01:38Hit Like, Subscribe for More Bench Tests
01:41Check Out Next Video
01:44I Ga I Ta In My professor
01:45Thanks for Thanks for About
