LG U250 Service Manual page 47

3. TECHNICAL BRIEF
Trickle Charging
Trickle Charging of the main battery, enabled through SBI control and powered from V , is provided
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by the PM6650 IC, The trickle charger is on-chip programmable current source that supplies current
from V to pin (VBAT). Trickle charging can be used for lithium-ion and nickelbased batteries, with its
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performance specified below (3.2V). The charging current is set to 80mA.
Parameter Min Typ Max Unit
Trickle Current 60 80 100 mA
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