Electrical Characteristics - Epson Power Supply IC S1F70000 Technical Manual

Figure 2.3 Potential relationship
System
V
CC
(+5 V)
GND
(0 V)

ELECTRICAL CHARACTERISTICS

Table 2.3 DC characteristics (1)
Parameter
Input power voltage
Boost start input power
voltage
Boost output voltage
Regulator input voltage
Regulator output voltage
S1F70000 Series
Technical Manual
S1F76540
5 V
10 V
Two-time
boosting
Three-time
boosting
Symbol Characteristics
N = Boost time if CT0 is selected
N = Boost time if CT1 is selected
V
I
N = Boost time if CT2 is selected
N = Boost time if CT3 is selected
N = Boost time, FC = V
V
STA
no loading
V
O
V
RI
I = 0, V
REG RI
V
REG
R = 1M
RV
EPSON
(–5 V)
15 V
20 V
Four-time
boosting
Ta = –30 C to +85 C, V
Min.
–22/N
–22/N
–22/N
–22/N
during
DD
–22/N
–22
–22
= –22 V
S1F76540 Series
V
DD
(0 V)
V
I
–10 V
–15 V
–20 V
= 0 V, V = –5.0 V
DD I
unless otherwise noted
Typ. Max. Unit
–2.4 V
–2.4 V
–2.4 V
–2.4 V
–2.4 V
V
–2.4 V
–2.4 V
2–19