AN137 Silicon_Laboratories, AN137 Datasheet - Page 17
AN137
Manufacturer Part Number
AN137
Description
Lithium ION Battery Charger Using C8051f300
Manufacturer
Silicon_Laboratories
Datasheet
1.AN137.pdf
(36 pages)
Make Duty Cycle Larger
VOLT_LOWCURRENT
CHARGE_STATUS =
Measure Current
Monitor Voltage
Regulate_Current()
passed current &
w/ PWM off
Figure 15. Regulate_Current() Flow Chart.
PCA not max
passed value
± Tolerence
Voltage <
Current <
Current =
const_V
END
?
?
?
Yes
Yes
Yes
No
No
No
Rev. 1.2
No
Make Duty Cycle Smaller
passed current &
PCA not 0
Current >
Yes
AN137
17
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