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EPS Battery

EPS Battery

Electric Power System - BATTERY

Electric Power System - BATTERY

Electric Power System - BATTERY

Parameter

Condition

Min.

Typ.

Max.

Unit

Battery

- Voltage

- Current, charge

- Current, discharge

- OCD (I_Sys)


Battery connection 2 cells in series

Under voltage detection

(Depends on battery configuration)

Overcurrent protection threshold

Over current detection


6.0




1


7.20

1600


4

580


8,40



6.00

1400


V

us

A

A

us

PV inputs

- Voltage

- Current, charge

Photo-voltaic inputs


0

0.00


4.2


8.5

2.00


V

A

Charge Pin

- Voltage

-Current, cont

Battery charge input

5 V => 0.9 A charge, 4 V => 0 A

@5 V


4.10


5.00

0.9


5.00

1.1


V

A

OUT-1,2,3,4,5,6

- Voltage

- Current limit

Latch-up protected outputs

Configurable

Current cut-off limit (Cust. select)



0.5


3.3/4.98

Select



2.5


V

A

+5 V

- Voltage

- Current, cont.

5 V regulated output (always on)


Total current including output channels


4.89

0.005


4.98


5.05

4.00


V

A

+3.3 V

- Voltage

- Current, cont.

3.3 V regulated output (always on)


Total current including output channels


3.29

0


3.34


3.39

5.00


V

A


Highlighted Features


Batteries are used to store power produced by solar panels, and this power is used in eclipse situations

where satellites cannot generate solar power and under peak load conditions.


• Compliance with PC/104 standard

• Nominal discharge capacity

3,000mAh

Charge: 1.5A, 4.20V, CCCV 150mA cut-o

Discharge: 0.2C, 2.5V Discharge cut-o

• Operating temperature

Charge: 0 to 50°C(recommended recharge release<45°C)

Discharge: -20 to 75°C(recommended re-discharge release<65°C