Touchpad; Power Adapter - Dell Latitude 3550 Technical Manualbook

Table 15. Camera specifications (continued)
Description
Infrared camera

Touchpad

The following table lists the touchpad specifications of your Latitude 3550.
Table 16. Touchpad specifications
Description
Touchpad resolution:
Touchpad dimensions:
Horizontal
Vertical
Touchpad gestures

Power adapter

The following table lists the power adapter specifications of your Latitude 3550.
Table 17. Power adapter specifications
Description
Type
Connector dimensions:
External diameter
Internal diameter
Input voltage
Input frequency
Input current
(maximum)
Output current
(continuous)
Rated output voltage
18 Specifications of Latitude 3550
Option one
60W AC adapter, small
form factor, USB Type-
C, 2-pin (Japan)
N/A
N/A
100 VAC to 240 VAC
50 Hz to 60 Hz
1.70 A
● 20 V/3 A
● 15 V/3 A
● 9 V/3 A
● 5 V/3 A
● 20 VDC
Values
86.60 degrees
Values
>300 dpi
115 mm (4.52 in.)
67 mm (2.63 in.)
For more information about touchpad gestures available
on Windows, see the Microsoft Knowledge Base article at
support.microsoft.com.
Option two
65W AC adapter, 4.5
mm barrel, E4
4.50 mm
2.90 mm
100 VAC - 240 VAC
50 Hz - 60 Hz
1.60 A/1.70 A
3.34 A
19.50 VDC
Option three
65W AC adapter, USB
Type-C, EcoDesign
N/A
N/A
100 VAC - 240 VAC
50 Hz - 60 Hz
1.70 A
● 20 V/3.25 A
(continuous)
● 15 V/3 A
(continuous)
● 9.0 V/3 A
(continuous)
● 5.0 V/3 A
(continuous)
● 20 VDC
Option four
100W AC adapter, USB
Type-C, E5
N/A
N/A
100 VAC - 240 VAC
50 Hz - 60 Hz
1.70 A
● 20 V/5 A
(continuous)
● 15 V/3 A
(continuous)
● 9.0 V/3 A
(continuous)
● 5.0 V/3 A
(continuous)
● 20 VDC