Question: Can I Use A 45 Watt Charger On A 65 Watt Laptop?

How many watts do you need to charge a laptop?

How many watts do common appliances use?ApplianceWattsLaptop20-50WDesktop computer80-150WTablet (charge)10WBroadband router7-10W12 more rows.

What is the difference between 45w and 65w charger?

You can definitely use the 65W charger. The brick will be a little larger and heavier and it will charge your battery a bit faster. The plug and the voltage are the same so it works with your laptop fine.

Can I use a 90 watt charger on a 130 watt laptop?

Generally the answer is yes, but it won’t supply enough power to charge the battery while you’re using your laptop. This will probably invalidate your warranty and could cause damage to your laptop, but the changes for that are small.

How many watts does TV use?

400 wattsHow much electricity does my television use? Most TV’s use about 80 to 400 watts, depending on the size and technology. Using a sample cost of 15¢ per kilowatt-hour and five hours of viewing a day, that’s $1.83 to $9.13/mo.

Can the wrong charger ruin your laptop?

Using a charger with the wrong voltage rating can potentially damage your laptop. This is typically caused by too high voltage. But using a charger with too high current won’t damage your laptop. Using a charger with too low current rating might fry the power supply, but not the laptop.

Can I use a 45w adapter on a 65w laptop?

You should get a genuine Lenovo 45 watt charger for your laptop so it can charge at full speed. … If the 45W has more Amps then the 65W then it will work better. Also you may find the crappy 65W probably has an issue and may not be putting out enough Watts or Amps.

Can I use a 45w charger instead of 60w?

Power adapters for Intel-based Apple notebooks are available in 45W, 60W, and 85W varieties. Although you should always use the proper wattage adapter for your Apple notebook, you can use an adapter of a higher wattage without issue.

Can I use a 90 watt charger on a 120 watt laptop?

You should not use a 90 Watt brick if you need a 120 Watt brick. While I talked about charging currents, The max output requirement is based on Charging current required by a depleted battery pak + Operating current required by the laptop under full load.

How many watts do you need to charge a phone?

Cell Phones use approximately 2 to 6 watts when charging, while a charger left plugged in without a phone will consume 0.1 to 0.5 of a watt.

What size power inverter do I need for a laptop?

For example if your DVD player draws 100 watts and your laptop another 100 watts, a minimum 300-watt inverter is recommended….Volts (120) x Amps = Watts.ApplianceEst. WattsSatellite Dish75Printer75Laptop60-90iPod12020 more rows

Can I use a 65 watt charger on a 90 watt laptop?

Yes, you can use a 90 watt ac adapter, a.k.a power charger, for your 65 watt-compatible laptop. It will actually charge your battery faster.

Do I need a 60w or 85w charger?

You can charge using a higher wattage than is permitted, but you should not use a lower wattage. For instance, the MacBook Pro 13 inch uses a 60W MagSafe, but you can use an 85W MagSafe to charge or power it (although it will not charge any faster).

Can I use a 19v charger on a 19.5 V laptop?

Voltage: 19.5V and 19V is a relatively small voltage difference. It is most probably safe to use as long as: The current of the charger is the same or higher than that of the laptop. … The output power (Amps * Volts) of the original and the new charger differs in 0.6 Watts, the 19.5V charger having more output power.

Can you use a 90w charger on a 45w?

If the output voltage is the same, you can use a 90W charger on a 45W laptop BUT cannot use a 45W charger on a 90W laptop. On the condition of same voltage, laptops and other devices will never overpowered. The amps you saw is the maximum one adapter is capable of, not the rated current.

Can I use a higher watt charger for my phone?

Why your phone matters just as much as your charger In general, the higher the wattage a phone receives, the faster it charges. But phones have a maximum wattage they’ll accept. That means that if you use a charger that delivers 10 watts with a phone that only accepts 5 watts, it’ll still only charge at 5 watts.

Can I use 85w charger instead of 60w?

Yes, with a caveat. The 85W adapter can be used inconsequentially with both models. It will provide ample power to both the MacBook Pro and MacBook, and will not damage the latter despite a higher-than-necessary wattage. … Note, however, that the 85W adapter will not charge a MacBook any faster than the 60W adapter.

What happens if you use the wrong power adapter?

Voltage too high – If the adapter has a higher voltage, but the current is the same, then the device will likely shut itself off when it detects an overvoltage. If it doesn’t, then it may run hotter than normal, which can shorten the life of the device or cause immediate damage.

Does higher wattage charge faster?

Use a wall charger But not all wall chargers are equal. In general, the higher the device’s wattage, the faster it can deliver a charge to your iPhone.

What is the difference between 65 Watt and 90 Watt AC adapter?

The one main difference between both of them is the current it can source while charging at the same voltage. Yes, a 90 watt charger can charge quickly when compared with a 65 watt charger. … The one main difference between both of them is the current it can source while charging at the same voltage.

Can I use a lower wattage charger for my laptop?

Originally Answered: What is the consequence of using a lower-watt power adapter with a laptop? Your PC’s power demand is kind of like your need for light in a room. You may be just fine with that 45W or 60W light for some kinds of work. … You may be just fine with that 45W or 60W light for some kinds of work.

Does Watt matter laptop charger?

The short answer is yes you can use a laptop charger with a higher wattage, however, there are some caveats. The wattage rating of a laptop charger is a maximum rating which means that the charger is capable of providing power up to the output wattage rating and or course anything in between.