Fujitsu MB3887 manual Processing Without Using Of The Cs Terminal

MB3887

■PROCESSING WITHOUT USING OF THE CS TERMINAL

When soft-start function is not used, leave the CS terminal (pin 22) open.

“Open”

CS 22

Connection when soft-start time is not specified

■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 (VR) and reverse current (IR) of the diode.

VCC(O)

21

OUT

20

VH 19

VIN

∗

	A B
∗	I1	BATT
	RS
	∗
	Battery

23