Table 20. Power adapter specifications (continued)
Description Option one Option two Option three
Input current (maximum)
1.7 A 1.5 A 1.8 A
Output current (continuous)
● 20 V/3.25 A (Continuous)
● 15 V/3 A (Continuous)
● 9.0 V/3 A (Continuous
● 5.0 V/3 A (Continuous)
● 20 V/4.5 A (Continuous)
● 15 V/3 A (Continuous)
● 9.0 V/3 A (Continuous
● 5.0 V/3 A (Continuous)
● 20 V/6.5 A (Continuous)
● 5.0 V/1 A (Continuous)
Rated output voltage
20 VDC/15 VDC/9 VDC/5
VDC
20 VDC/15 VDC/9 VDC/5
VDC
20 VDC/5 VDC
Weight 0.20 Kg (0.44 lb) 0.29 Kg (0.64 lb) 0.50 Kg (1.10 lb)
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)
Storage
-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)
Battery
The following table lists the battery specifications of your Latitude 5520.
Table 21. Battery specifications
Description Values
Battery type
3-cell lithium-ion 42 WHr,
ExpressCharge Boost
4-cell lithium-ion 63
WHr
3-cell lithium-ion 42
WHr LCL
4-cell lithium-ion 63 WHr
LCL
Battery voltage
11.40 VDC 15.20 VDC 11.40 VDC 15.20 VDC
Battery weight
(maximum)
0.18 kg ( 0.40 lb) 0.25 kg ( 0.55 lb) 0.18 kg ( 0.40 lb) 0.25 kg ( 0.55 lb)
Battery dimensions:
Height
5.70 mm (0.22 in.) 5.70 mm (0.22 in.) 5.70 mm (0.22 in.) 5.70 mm (0.22 in.)
Width
95.90 mm (3.78 in.) 95.90 mm (3.78 in.) 95.90 mm (3.78 in.) 95.90 mm (3.78 in.)
Depth
207.90 mm (8.19 in.) 238.00 mm (9.37 in.) 207.90 mm (8.19 in.) 238.00 mm (9.37 in.)
Temperature
range:
Operating
● Charge: 0°C to 50°C
(32°F to 122°F)
● Discharge:0°C to 70°C
(32°F to 158°F)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C to
70°C (32°F to
158°F)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C
to 70°C (32°F
to 158°F)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C to
70°C (32°F to
158°F)
Storage
–20 °C to 60 °C (-4 °F to 140
°F)
–20 °C to 60 °C (-4 °F
to 140 °F)
–20 °C to 60 °C
(-4 °F to 140 °F)
–20 °C to 60 °C (-4 °F
to 140 °F)
Battery operating
time
Varies depending on operating
conditions and can significantly
Varies depending on
operating conditions
Varies depending on
operating conditions
Varies depending on
operating conditions and
Specifications of Latitude 5520 21
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