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S1F76540 Series
S1F70000 Series EPSON 2–29
Technical Manual
S1F76540
Series
CHARACTERISTICS GRAPH
200
180
160
140
120
100
80
60
40
Booster current consumption [µA]
Booster output impedance [Ω]
0
300
280
260
240
220
200
180
160
140
120
100
12345675473
Input voltage [V]
Input voltage (V
I
) vs. Booster circuit current consumption (I
OPR
)
Input voltage [V]
Input voltage (V
I
) vs. Booster output impedance (R
O
)
621
V
O
(V)
P
eff
(%)
V
O
(V)
P
eff
(%)
V
I
= –3 V, Four-times Booster V
I
= –5 V, Four-times Booster
–12.00
0
0
–20.00
0 50.00
100.0
0 20.00
I
O
(mA) I
O
(mA)
20.00
50.00
100.0
P
eff
V
O
P
eff
V
O
Power conversion efficiency (Peff) vs. Output voltage (V
O
)
Input current (I
O
) vs. Output voltage (V
O
)
Power conversion efficiency (Peff) vs. Output voltage (V
O
)
Input current (I
O
) vs. Output voltage (V
O
)
Figure 2.7 Characteristics graphs