LG MG200 Service Manual page 33

3. H/W CIRCUIT DESCRIPTION
3.5.8 Charging
Charging block in ABB processes charging operation by using VBAT, ICHG value through ADC
channel. Battery Block Indication and SPEC of MG200 is as follow.
4.2V~3.90V
1. Charging method : CC-CV
2. Charger detect voltage : about 5.2V
3. Charging time : 3h under
4. Icon stop current : 100mA
5. Charging current : 500mA
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 : 3.60V
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 C° : not charging operation.
b. -5 C°~ 50 C° : charging.
c. 50 C°~ : not charging operation.
3.89V~3.76V 3.75V~3.69V
Figure 17. Battery Block Indication
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3.68V~3.60V 3.59V~3.35V