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MB3878
16
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PROCESSING WITHOUT USE OF THE CS PIN
If the soft-start function is not used, the CS terminal (pin 22) should be left open.
When no soft-start time is specified.
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NOTE ON AN EXTERNAL REVERSE-CURRENT PREVENTIVE DIODE
• Insert a reverse-current preventive diode at one of the three locations marked * to prevent reverse current from
the battery.
• When selecting the reverse current prevention diode, be sure to consider the reverse voltage (V
R) and reverse
current (IR) of the diode.
22
CS
Open
VCC(O)
OUT
VIN
VH
I1
RS
BATT
Battery
A B
∗
∗
∗
21
20
19