Dell Latitude 7480 Owner's Manual

AC adapter specifications

Feature: Specification
Type: 7.4 mm Barrel Type 65 W or 90 W
NOTE: The system is shipped with 65 W adapter and also supports 90 W adapter for fast charging.
Input voltage: 100 V AC to 240 V AC
Input current—maximum: 1.7 A / A
Input frequency: 50 Hz to 60 Hz
Output current: 3.34 A and 4.62 A
Rated output voltage: 19.5 V DC
Weight
Dimensions: 22 x 66 x 106 mm (65 W) and 22 x 66 x 130 (90 W)
Temperature range—Operating: 0°C to 40°C (32°F to 104°F)
Temperature range—Non-Operating: –40°C to 70°C (–40°F to 158°F)