10. EXTERNAL CONNECTION DIAGRAMS
24
EPSON
S1F76980 Technical Manual (Rev.1.0)
10. EXTERNAL CONNECTION DIAGRAMS
10.1 S1F76980F0A000B Recommended Connection (For 1-cell Li-ion, OFF-OFF
switching, overvoltage limiter not used)
(Note 33) The recommended connection diagram is carefully evaluated, ensure to verify characteristics by
installing the machine onto the set before using it.
(21)
(4)
(1)
(2)
(3)
(5)
(6)
(8)
(9)
(10)
(11)
(12)
(13)
(14) (16)
(15)
(17)
(18)
(19)
V
CC
ONOFSW
V
DD
BSEL
V
OUT
OC1
OC2
V
SS
OU1
OU2
OB
2
OB
1
FB
V
BAT
PSW
CBDLY
IQ
BDET
CDET
CSFT
V
BU
S
UDET
CUDLY
TM3
S1F76980F0A000
*
(20)
(22)
(23)
(6)
(1) CV
CC
= (2) CV
BUS
= (3) CV
BAT
=1.0
µ
F(ESR
≥
1
Ω
, tantalum), (4) CV
DD
=0.1
µ
F, (5) CBDLY=6800pF,
(6) CUDLY=6800pF, (7) CV
OUT
=94
µ
F (Connect 47
µ
F capacitors in parallel.)
(8)(9)(10) MOS FET=NTHD2102P (Manufactured by ON Semiconductor.)
(11) ROC1= (12) ROC2= (13) ROU1= (14) ROU2= (15) ROB1= (16) ROB2=2.2Meg
Ω
(17) RCDET= (18) RUDET= (19) RBDET=470k
Ω
, (20) CSFT=0.01
µ
F
(21) RV
CC
= (22) RV
BUS
= (23) RV
BAT
=1Meg
Ω
