Table 19. Battery specifications (continued)
Description Option one Option two
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)
● Over temperature protection
(maximum): 70°C (158°F)
NOTE: The battery does
not allow discharge past this
temperature.
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)
● Over temperature protection
(maximum): 70°C (158°F)
NOTE: The battery does not allow
discharge past this temperature.
Storage
–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
reduce under certain power-intensive
conditions.
Varies depending on operating conditions
and can significantly reduce under certain
power-intensive conditions.
Battery charging time (approximate)
NOTE: Control the charging time,
duration, start and end time, and so
on using the Dell Power Manager
application. For more information
about Dell Power Manager, search
in the Knowledge Base Resource at
www.dell.com/support.
Standard Charge/Predominately
AC User Charge Method:
● 0 - 15°C maximum allowable
charge time from 0 to 100% RSOC
is 4 hours
● 16 - 50°C maximum allowable
charge time from 0 to 100% RSOC
is 3 hours
Express Charge Method:
● 0 - 15°C maximum allowable
charge time from 0 to 100% RSOC
is 4 hours
● 16 - 45°C normal express charge
● 46 - 50°C maximum allowable
charge time from 0 to 80% RSOC
is 1 hours charge time from 0 to
100% RSOC is 2 hours
Express Charge Boost Charge
Method (Fast Charge for Initial
35%):
● 16 - 45°C target charge time from
0 to 35% RSOC is 20 mins
Standard Charge/Predominately AC
User Charge Method:
● 0 - 15°C maximum allowable charge
time from 0 to 100% RSOC is 4 hours
● 16 - 50°C maximum allowable charge
time from 0 to 100% RSOC is 3 hours
Express Charge Method:
● 0 - 15°C maximum allowable charge
time from 0 to 100% RSOC is 4 hours
● 16 - 45°C normal express charge
● 46 - 50°C maximum allowable charge
time from 0 to 80% RSOC is 1 hours
charge time from 0 to 100% RSOC is 2
hours
Express Charge Boost Charge Method
(Fast Charge for Initial 35%):
● 16 - 45°C target charge time from 0 to
35% RSOC is 20 mins
Coin-cell battery
Not supported Not supported
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.
CAUTION: Dell recommends that you charge the battery regularly for optimal power consumption. If your
battery charge is completely depleted, connect the power adapter, turn on your computer, and then restart
your computer to reduce the power consumption.
22 Specifications of Inspiron 15 3530
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