BD9745EKN Datasheet, PDF (11/22 Pages) Rohm – Silicon Monolithic Integrated Circuit

Pin.
Pin Input /
No
Name Output
Description
30
VREGA O REGA output voltage
34
VREF O Reference voltage for CH5.
Pin circuit
VCC
VCC
11/21
Note
VREGA
VREGA
VCC
VREF
23
UDSEL1 I Step-up/down switching
24
UDSEL2 I mode selection
3
UDSEL4 I H= Step-down L= Step-up
22
VBAT - Battery input.
VBAT
UDSEL
13
STB1
I
12
STB2
I CH1～7 ON/OFF
11
STB3
I Switches, High = Operating
VCC
10
STB4
I
48
STB5
I
STB
47
STB6
I
39
STB7
I
REV. D