S1F76980 Epson Electronics America, Inc., S1F76980 Datasheet - Page 28

• Manufacturer Part Number: S1F76980
• Description: Power Supply Input Control Ic
• Manufacturer: Epson Electronics America, Inc.

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