S1F76980 Epson Electronics America, Inc., S1F76980 Datasheet - Page 21

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

9.2 Recommended Operating Conditions
(Note 12) All the values are based on V
(Note 13) It is recommended to use a tantalum capacitor of ESR = 1 Ω or more.
(Note 14) Connect 47 µF capacitors in parallel to increase the capacity.
(Note 15) It is recommended to use ON Semiconductor NTHD2102P.
S1F76980 Technical Manual (Rev.1.0)
Smoothing capacitor
Release time setting
External MOS FET
Pull-down resistor
Dead time setting
Soft start setting
Pull-up resistor
Output voltage
Total feedback
Input voltage
capacitor
capacitor
capacitor
resistor
Item
Symbol
RXDET
CBDLY
CUDLY
CV
CV
RV
CV
RV
XDET
CSFT
ROX1
ROX2
CV
CV
RV
V
V
MOS
V
OX1
OX2
RFB
V
OUT
BUS
BAT
CC
OUT
BUS
BUS
BAT
BAT
CC
CC
DD
SS
= 0V.
Min.
470
0.0
0.0
0.0
0.0
0.0
0.0
0.0
-
-
-
-
-
-
-
-
-
1
1
1
1
1
1
EPSON
Standard value
6800
6800
Typ.
0.01
-
-
-
-
-
-
-
1.0
1.0
1.0
0.1
-
-
-
-
-
-
-
-
94
9. ELECTRICAL CHARACTERISTICS
Max.
6.5
6.5
6.5
6.5
6.5
6.5
6.5
-
-
-
-
-
-
-
-
4.7
4.7
-
2.2
2.2
2.2
-
10
Unit
MΩ
MΩ
MΩ
MΩ
MΩ
MΩ
kΩ
-
µF
µF
µF
µF
µF
pF
pF
µF
V
V
V
V
V
V
V
OC1, OU1, OB1
OC2, OU2, OB2
OC1, OU1, OB1
OC2, OU2, OB2
TUDLY=50ms
CDET, UDET,
CDET, UDET,
TSFT=0.7ms
RFB1+RFB2
TBDLY=1s
Remarks
(Note 13)
(Note 13)
(Note 13)
(Note 14)
(Note 14)
BDET
BDET
V
V
V
BUS
BAT
CC
17