Alternatively known as an AC/DC adapter, AC converter or charger, an AC adapter is an external power supply used with devices that run on batteries or have no other power source. AC adapters help reduce the size of a laptop … Continue reading →

USB Type-C. Unlike today’s other consoles, the Switch doesn’t require a custom power adapter. Instead, it uses an ordinary USB Type-C tip for charging. Will any USB-C charger work with Nintendo Switch? You can charge your Nintendo Switch with any … Continue reading →

How can we convert DC to DC? Electronic conversion. Practical electronic converters use switching techniques. Switched-mode DC-to-DC converters convert one DC voltage level to another, which may be higher or lower, by storing the input energy temporarily and then releasing … Continue reading →

The longest top or end line is the positive (+) terminal of the battery and the shortest line is the negative (-) terminal of the battery. How do you determine the polarity of a battery? Polarity of a Battery Finding … Continue reading →

How to Use a Car Charger in the House Connect a car charger to wall charger adapter to a power outlet in your home. The adapter contains a circular slot that fits the car charger connector. Insert your car charger … Continue reading →

Dual power supplies are circuits that generate two different output voltages from a single input source. There are numerous types and configurations possible. The most common configuration provides two different positive DC voltage outputs or two equal magnitude and opposite … Continue reading →

Most USB output are at 2 amps but having a 3 amp is not going to change anything unless you smart charger can use 3 amps otherwise it’s just going to give your charger extra head room. And it might … Continue reading →

Can you remove a plug and hardwire? With some manufacturers/retailers, removing the plug can invalidate the warranty. You’d be better off installing a socket behind it if there is space. Alternatively, if you can access the wiring terminals just replace … Continue reading →

Universal laptop chargers are safe to use, as long as you are using the right charger. You should check your charger’s output voltage, amperage, and wattage. The universal charger may have a wide voltage range, but it’s important, to use … Continue reading →

If you divide 15 by 12 you get 180 Watts, which is your safety zone, because most cars use a 12V system and have a cigarette lighter that has 15 Amps. If you surpass the ceiling of 180 Watt, you … Continue reading →

If the iPhone still doesn’t turn on, it may have a dead battery or a bad charging port. Replace the battery with a partially charged one and see if the phone will turn on. If not, there may be a … Continue reading →

LEDs are typically 3-volt devices. What this means is that if a 3-volt differential is applied between the positive and negative ends of an LED, it will light up. How do I know what voltage my LED is? How to … Continue reading →

How do you use a power supply checker? To test your PSU: Shut off your PSU. Unplug all cables from the PSU except for the main AC cable and the 24-pin cable. Locate pin 4 and pin 5 on your … Continue reading →

Backlight circuit failure can also occur from damage to the electrical traces on the circuit board. If the electrical traces buried in the board are inadvertently severed—for example, from trying to fasten the board with too large a screw—the backlight … Continue reading →

A back-lit LED screen has a better picture quality, but at the expense of thickness and power consumption compared to an edge-lit model. A back-lit LED TV with no local dimming provides a balance between the two – but just … Continue reading →