Table 18. Touchpad specifications (continued)
Description Values
Touchpad gestures For more information about touchpad gestures available on:
● Windows, see the Microsoft knowledge base article at
support.microsoft.com
● Ubuntu, see ubuntu.com/support
Power adapter
The following table lists the power adapter specifications of your Latitude 5440.
Table 19. Power adapter specifications
Description Option one Option two Option three Option four
Type
60 W adapter, USB-C 60 W adapter, USB-C,
2-pin
65 W adapter, USB-C 100 W adapter, USB-C
Power-adapter dimensions:
Height
22 mm (0.86 in.) 22 mm (0.86 in.) 28 mm (1.10 in.) 26.50 (1.04 in.)
Width
55 mm (2.16 in.) 55 mm (2.16 in.) 51 mm (2.01 in.) 60 mm (2.36 in.)
Depth
66 mm (2.59 in.) 66 mm (2.59 in.) 112 mm (4.41 in.) 122 mm (4.80 in.)
Input voltage
100 VAC–240 VAC 100 VAC–240 VAC 100 VAC–240 VAC 100 VAC–240 VAC
Input frequency
50 Hz–60 Hz 50 Hz–60 Hz 50 Hz–60 Hz 50 Hz–60 Hz
Input current
(maximum)
1.70 A 1.70 A 1.70 A 1.70 A
Output current
(continuous)
● 20 V/3 A
(continuous)
● 15 V/3 A
(continuous)
● 9 V/3 A (continuous)
● 5 V/3 A (continuous)
● 20 V/3 A
(continuous)
● 15 V/3 A
(continuous)
● 9 V/3 A (continuous)
● 5 V/3 A (continuous)
● 20 V/3.25 A
(continuous)
● 15 V/3 A
(continuous)
● 9 V/3 A (continuous)
● 5 V/3 A (continuous)
● 20 V/5 A
(continuous)
● 15 V/3 A (continuous)
● 9 V/3 A (continuous)
● 5 V/3 A (continuous)
Rated output
voltage
● 20 VDC
● 15 VDC
● 9 VDC
● 5 VDC
● 20 VDC
● 15 VDC
● 9 VDC
● 5 VDC
● 20 VDC
● 15 VDC
● 9 VDC
● 5 VDC
● 20 VDC
● 15 VDC
● 9 VDC
● 5 VDC
Temperature range:
Operating
0°C to 40°C (32°F to
104°F)
0°C to 40°C (32°F to
104°F)
0°C to 40°C (32°F to
104°F)
0°C to 40°C (32°F to
104°F)
Storage
-20°C to 70°C (-4°F to
158°F)
-40°C to 70°C (-40°F
to 158°F)
-40°C to 70°C (-40°F
to 158°F)
-40°C to 70°C (-40°F to
158°F)
CAUTION: Operating and storage temperature ranges may differ among components, so operating or storing
the device outside these ranges may impact the performance of specific components.
Compliance
Erp Lot3 Tier 2
requirement
Yes Yes Yes Yes
Specifications of Latitude 5440 21
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