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S1F76540 Series
2–20 EPSON S1F70000 Series
Technical Manual
Parameter Symbol Characteristics Min. Typ. Max. Unit
IO = 10 mA, VI = –5.0 V during
4-time boosting
200 300 Ω
Boost output impedance R
O
C1, C2, C3, CO = 10 µF (tantalum)
IO = 10 mA, VI = –3.0 V,
Ta = 25°C during 4-time boosting
250 300 Ω
C1, C2, C3, CO = 10 µF (tantalum)
IO = 2 mA, VI = –5.0 V during
4-time boosting
95 %
Boost power conversion
Peff
C1, C2, C3, CO = 10 µF (tantalum)
efficiency
IO = 2 mA, VI = –3.0 V, Ta = 25°C
during 4-time boosting
94 %
C1, C2, C3, CO = 10 µF (tantalum)
FC = V
DD
, P
OFF1
= V
I
, P
OFF2
= V
DD
,
V
I
= –5.0 V during no loading
130 220 µA
Booster operation current
I
OPR1
C1, C2, C3, C
O
= 10 µF (tantalum)
consumption 1
FC = VDD, POFF1
= VI, POFF2
= VDD,
V
I = –3.0 V, Ta = 25°C during no loading
100 150 µA
C1, C2, C3, CO = 10 µF (tantalum)
FC = V
I
, P
OFF1
= V
I
, P
OFF2
= V
DD
,
V
I
= –5.0 V during no loading
520 880 µA
Booster operation current
I
OPR2
C1, C2, C3, C
O
= 10 µF (tantalum)
consumption 2
FC = VI, POFF1
= VI, POFF2
= VDD,
V
I = –3.0 V, Ta = 25°C during no loading
400 600 µA
C1, C2, C3, CO = 10 µF (tantalum)
Regulator operation
I
OPVR
VRI = –20 V, RRV = 1 MΩ during
10 15 µA
current consumption no loading
Static current I
Q
POFF1
= VI, POFF2
= VI
5.0 µA
FC = V
DD
Input leakage current I
LKI
Pins used: POFF1, POFF2, FC,
0.5 µA
TC1, TC2
Regulated output
0 < I
REG < 20 mA
saturation resistance
R
SAT (*1) RV = VDD 10 20 Ω
Ta = 25°C
Regulated output
–20 V < V
RI < –10 V, IREG = 1 mA
voltage stability
∆V
R (*2) VREG = –9 V 0.2 %/V
Ta = 25°C
Table 2.3 DC characteristics (2)
Ta = –30°C to +85°C, V
DD = 0 V, VI = –5.0 V
unless otherwise noted