Table 15. Power adapter specifications (continued)
Description Values
Input current (maximum)
1.30 A
Output current (continuous)
2.31 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)
Battery
Table 16. Battery specifications
Description Values
Type
3-cell "smart" lithium-ion (42 WHr)
Voltage
11.40 VDC
Weight (maximum)
0.20 kg (0.44 lb)
Dimensions:
Height
5.90 mm (0.23 in.)
Width
184.15 mm (7.25 in.)
Depth
90.73 mm (3.57 in.)
Temperature range:
Operating
0°C to 35°C (32°F to 95°F)
Storage
–40°C to 65°C (–40°F to 149°F)
Operating time Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
Charging time (approximate)
4 hours (when the computer is off)
NOTE: Control the charging time, duration, start and end
time, and so on using the Dell Power Manager
application. For more information on the Dell Power
Manager see,
Me and My Dell
on https://www.dell.com/.
Life span (approximate) 300 discharge/charge cycles
Coin-cell battery
CR-2032
Operating time Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions.
16 Specifications of Inspiron 3785
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