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Table 20. Power adapter specifications (continued)
Description
Input current (maximum)
Output current (continuous)
Rated output voltage
Weight
Temperature range:
Operating
Storage
Battery
The following table lists the battery specifications of your Latitude 5520.
Table 21. Battery specifications
Description
Battery type
3-cell lithium-ion 42 WHr,
ExpressCharge Boost
Battery voltage
11.40 VDC
Battery weight
0.18 kg ( 0.40 lb)
(maximum)
Battery dimensions:
Height
5.70 mm (0.22 in.)
Width
95.90 mm (3.78 in.)
Depth
207.90 mm (8.19 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)
Storage
–20 °C to 60 °C (-4 °F to 140
°F)
Battery operating
Varies depending on operating
time
conditions and can significantly
Option one
1.7 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/15 VDC/9 VDC/5
VDC
0.20 Kg (0.44 lb)
0°C to 40°C (32°F to
104°F)
-40°C to 70°C (-40°F to
158°F)
4-cell lithium-ion 63
WHr
15.20 VDC
0.25 kg ( 0.55 lb)
5.70 mm (0.22 in.)
95.90 mm (3.78 in.)
238.00 mm (9.37 in.)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C to
70°C (32°F to
158°F)
–20 °C to 60 °C (-4 °F
to 140 °F)
Varies depending on
operating conditions
Option two
1.5 A
● 20 V/4.5 A (Continuous)
● 15 V/3 A (Continuous)
● 9.0 V/3 A (Continuous
● 5.0 V/3 A (Continuous)
20 VDC/15 VDC/9 VDC/5
VDC
0.29 Kg (0.64 lb)
0°C to 40°C (32°F to
104°F)
-40°C to 70°C (-40°F to
158°F)
Values
3-cell lithium-ion 42
WHr LCL
11.40 VDC
0.18 kg ( 0.40 lb)
5.70 mm (0.22 in.)
95.90 mm (3.78 in.)
207.90 mm (8.19 in.) 238.00 mm (9.37 in.)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C
to 70°C (32°F
to 158°F)
–20 °C to 60 °C
(-4 °F to 140 °F)
Varies depending on
operating conditions
Specifications of Latitude 5520
Option three
1.8 A
● 20 V/6.5 A (Continuous)
● 5.0 V/1 A (Continuous)
20 VDC/5 VDC
0.50 Kg (1.10 lb)
0°C to 40°C (32°F to
104°F)
-40°C to 70°C (-40°F to
158°F)
4-cell lithium-ion 63 WHr
LCL
15.20 VDC
0.25 kg ( 0.55 lb)
5.70 mm (0.22 in.)
95.90 mm (3.78 in.)
● Charge: 0°C to
50°C (32°F to
122°F)
● Discharge:0°C to
70°C (32°F to
158°F)
–20 °C to 60 °C (-4 °F
to 140 °F)
Varies depending on
operating conditions and
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