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3.4.8. Charging
Charging block in ABB processes charging operation by using VBAT, ICHG value through ADC
channel. Battery Block Indication and SPEC of G5500/7050 is as follow.
4.2V~3.82V
1. Charging method: CC-CV
2. Charger detect voltage: 4.0V
3. Charging time: 3h
4. Icon stop current: 100mA
5. Charging current: 420mA
6. CV voltage: 4.2V
7. Cutoff current: 50mA
8. Full charge indication current (icon stop current) : 100mA
9. Recharge voltage: 4.16V
10. Low battery alarm
a. Idle: 3.62V
b. Dedicated: 3.50V
11. Low battery alarm interval :
a. Idle: 3min
b. Dedicated:1min
12. Switch-off voltage: 3.35V
13. Charging temperature ADC range
a. ~ -5℃ : not charging operation.
b. -5℃ ~ 50℃ : charging.
c. 50℃~ : not charging operation.
Figure 15. Battery Block Indication
3.82V~3.73V
3.73V~3.62V
-33-
3.62V~3.35V
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