An optocoupler ensures voltage regulation by providing isolated ... It supports a wide input voltage range from 17V to 60V and delivers a 12V DC isolated output at up to 12W. The design includes a ...

The circuit is designed to drive one or two 12V FANs, automatically regulating their speed in ... C9 is a bypass capacitor for the VCC pin. OP is the XX817 optocoupler providing a galvanically ...

Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 2000-amp lithium battery jump starter - up to 40 jump starts on a single charge - and rated for ...

A pulse driver circuit designed for solenoids and coils generates a short pulse of predetermined width to activate the ...

Not fitted to the Jay board is a site for a relay doing just this. Arduino-sourced PWM-based speed control is a bit more tricky, but I think a similar opto-isolator scheme will work on the speed ...

This version supports 10W (5V, 2A), 18W (12V, 1.5A), 36W (12V, 3A), 60W (12V, 5A), 60W (20V, 3A), and 100W (20V, 5A) of power exclusively. That’s OK, but not exactly flexible for a wide range of ...

Of all the car battery chargers, trickle chargers will probably find the most use for car owners. Designed to keep your battery from going flat when the car isn’t in use, these handy gadgets are an ...

We also found in our tests that after connecting them via the 12V/cigarette lighter alone (if the unit was provided with them), it drained the batteries flat after checking up on them a week later. It ...

Exide GQP 12V 1050VA Pure Sine Wave Inverter (Red) ₹ 5,800 ...