Dell Precision 5540 Setup And Specifications page 16

Table 16. Power adapter specifications (continued)
Features
Input frequency
Output current
Rated output voltage
Temperature range (Operating)
Temperature range (Non-Operating)
Battery
NOTE: 97 WHr battery is not available with the 2.5 inch drives.
Table 17. Battery specifications
Features
Type
Dimension
Weight (maximum)
Voltage
Life span
Charging time when the computer is off (approximate)
Operating time
Temperature range: Operating
Temperature range: Storage
Coin-cell battery
16 Engineering specifications
Specification
50 Hz to 60 Hz
130 W - 6.67 A (continuous)
19.5 VDC
0° to 40° C (32° to 104° F)
40° to 70° C (-40° to 158° F)
Specifications
● 56 WHr lithium-ion polymer 3 cell battery
● 97 WHr lithium-ion polymer 6 cell battery
1. 56 WHr lithium-ion polymer
● Length: 223.2 mm (8.79 inch)
● Width: 71.8 mm (2.83 inch)
● Height: 7.2 mm (0.28 inch)
● Weight: 250.00 g (0.55 lb)
2. 97 WHr lithium-ion polymer
● Length: 332 mm (13.07 inch)
● Width: 96.0 mm (3.78 inch)
● Height: 7.7 mm (0.30 inch)
● Weight: 450.00 g (0.992 lb)
450.00 g (0.992 lb)
● 56 WHr - 11.4 VDC
● 97 WHr - 11.4 VDC
300 discharge/recharge cycles
4 hours
Varies depending on operating conditions and can significantly
reduce under certain power-intensive conditions
0°C to 35°C (32°F to 95°F)
-40°C to 65°C (-40°F to 149°F)
ML1220