Table 16. Power adapter specifications (continued)
Description
Values
External diameter
4.50 mm
Internal diameter
2.90 mm
Input voltage
100 VAC - 240 VAC
Input frequency
50 Hz - 60 Hz
Input current (maximum)
1.70 A
Output current (continuous)
3.34 A
Rated output voltage
19.50 VDC
Temperature range:
Operating
0°C to 40°C (32°F to 104°F)
Storage
-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.
Battery
The following table lists the battery specifications of your Inspiron 15 3521.
Table 17. Battery specifications
Description
Option one
Option two
Battery type
3-cell, 41 Wh, lithium-polymer,
ExpressCharge
4-cell, 54 Wh, lithium-polymer,
ExpressCharge
Battery voltage
11.25 VDC
15 VDC
Battery weight (maximum)
0.19 kg (0.41 lb)
0.24 kg (0.55 lb)
Battery dimensions:
Height
206.4 mm (8.12 in.)
271.90 mm (10.70 in.)
Width
82 mm (3.22 in.)
83 mm (3.22 in.)
Depth
5.75 mm (0.22 in.)
5.75 mm (0.22 in.)
Temperature range:
Operating
When charging battery:
●
Initiating charging: 0°C to 45°C
(32°F to 113°F)
●
Upper limit for charging
(maximum): 50°C (122°F)
When discharging battery:
●
Normal discharging: 0°C to 60°C
(32°F to 140°F)
When charging battery:
●
Initiating charging: 0°C to 45°C (32°F
to 113°F)
●
Upper limit for charging (maximum):
50°C (122°F)
When discharging battery:
●
Normal discharging: 0°C to 60°C
(32°F to 140°F)
Specifications of Inspiron 15 3521
17
