Rechargeable Li-ion battery system
BB 2847
8 V Rechargeable Lithium-ion (Li-ion) battery
The BB 2847 battery is based on High
Energy Li-ion technology. The battery is
housed in a molded plastic case with dual
terminal interface. The battery includes
a built in electronic protection circuit with
LCD hands-free fuel gage.
Benefits
■ Extended life and durabiity in rugged
portable applications
■ Wide operating temperature range
■ Easy integration into military and civil
applications
Electrical charachteristics
Key Features
Full charge voltage
Operating voltage
Cut-off voltage
Maximum constant current
Typical capacity at 10 W to 5 V cut-off
Recommended charge
8.3 V
7.2 V
5 V
7 A
7.4 Ah / 53 Wh
■ Robust molded plastic case
■ Built in protection circuitry
■ 5-segment LCD Fuel Gage
■ Dual I/O terminals
■ Wide temperature range
■ High rate capability
■ High cycle life/low fade
■ Non-restricted to Class 9
■ Battery is compatible with MIL
compliant chargers
Constant current at C/2 rate(3.7A) with 8.3V limit
End with timer or when current drops below 0.075 A
Temperature range
Operating / storage
-30°C to +60°C /-22°F to +140°F
0°C to +50°C /+32°F to +130°F
Charging
Typical Applications
■ Applications where BA 5847 and
BA 5347 are used
■ AN/PM-34
Physical characteristics
Metric Imperial
Maximum weight
Length
483 g 17 oz
64.8 mm 2.55 in
38.1mm 1.50 in
95.3 mm 3.75 in
Plastic
■ AN/PAS-13
Width
Height
■ AN/PRS-7
Battery case
References
Reference specifications
MIL-PRF-32052/4 or Saft standard specification