Dell Latitude 7390 Owner's Manual

AC adapter specifications

Feature

Specification

Type

7.4 mm Barrel Type 65 W or 90 W (65W E5 for India)

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 / 1.6 A

Input frequency

50 Hz to 60 Hz

Output current

3.34 A (continuous) and 4.62 A (continuous)

Rated output voltage

19.5 V DC

Weight

0.23 kg, 0.51 lbs (65W) and 0.32 kg, 0.77 lbs (90W)

Dimensions

22 x 66 x 106 mm (65 W) and 22 x 66 x 130 (90 W) or 0.87 x 2.60 x 4.17 inches (65 W) and 0.87 x 2.60 x 5.12 inches (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)