Fonte de alimentação Dell 45W YTFJC — fonte de alimentação para portátil de 45W para portáteis Dell compatíveis

Dell AC Adapter 45W YTFJC is a 45-watt replacement power adapter designed for compatible Dell notebooks. It supplies stabilized DC power to the laptop for charging the battery and powering the system during operation. The adapter is intended as a spare or replacement unit for daily use at home, in the office or while travelling, and includes standard built-in protection against overcurrent and short-circuit as typically implemented in Dell power supplies.

Advantages

The adapter provides reliable 45W output suitable for a range of compact and mainstream Dell laptops, offering stable voltage regulation to support charging and device operation. Its compact form factor and industry-standard connector make it convenient to carry and quick to connect. Integrated safety features help protect the laptop and adapter from common electrical faults, while efficient power conversion minimizes heat generation during normal use.

Suitable for

• Replacing a lost or damaged original Dell 45W adapter
• Keeping an extra adapter at home or in the office
• Powering and charging compatible Dell notebooks while travelling
• Using with compact and energy-efficient Dell laptop models that require 45W input

Key specifications

• Output power: 45 watts
• Output type: DC, regulated
• Input voltage: universal AC input for use with mains power (region dependent plug options)
• Connector type: Dell-compatible barrel or proprietary laptop connector (matches compatible Dell notebook models)
• Protection features: overcurrent and short-circuit protection implemented
• Form factor: compact external AC adapter with attached cable

How to use

Connect the adapter to an appropriate mains outlet using the detachable or integrated AC cable compatible with local sockets. Plug the DC connector firmly into the laptop power port until it seats securely. Verify that the laptop indicates charging via the operating system or the notebook's charging LED. When finished, disconnect the adapter from the laptop before unplugging from the mains. Use the adapter on a stable, well-ventilated surface and avoid covering it during operation to permit heat dissipation.

Recommendations

Use the adapter only with Dell notebook models that specify 45W DC input and a matching connector. Avoid using the adapter with devices that require higher power ratings. Inspect cables and connectors regularly for damage; replace the adapter if the casing, cable insulation, or connector show signs of wear or overheating. Keep the adapter dry and store it in a cool place when not in use.