S1K50000 Epson Electronics America, Inc., S1K50000 Datasheet - Page 125

• Manufacturer Part Number: S1K50000
• Description: Design Guide S1k50000 Series
• Manufacturer: Epson Electronics America, Inc.

Chapter 9: Precautions on the Use of Dual Power Supplies
120
2) Power consumption of output buffers (Po (HV
3) Power consumption of internal cells (P
The calculation formula is the same as for a single-power-supply system. Assuming that
the power consumption of the HV
LV
The sum of Po (HV
power consumption of the output buffers. Be aware that the V
differs from that for the LV
The calculation formula is the same as for a single-power-supply system.
The power consumption of internal cells is obtained from the above equation. For K
the above equation, use the K
7-2. Thus, the total amount of power consumption, P
equation:
Po (HV
Po (LV
P
P
DD
int
Total
Note: The V
system is represented by Po (LV
=
= Pi (HV
i=1
DD
K
DD
) =
) =
{(Nb
+
=
=
+
OH
i=1
i=1
i=1
K
K
K
i=1
K
i
DD
value differs between the HV
{f
{f
{V
{V
(P
U)
) + Pi (LV
(P
i
i
OL
DD
OL
AC
AC
) and Po (LV
C
i
C
i
+ P
f
+ P
L
L
i
i
I
i
OL
I
DD
DC
OL
DC
Sp
DD
(LV
i
(HV
)
system.
i
)
pint
) + Po (HV
i
DD
Duty L}
Duty L}
DD
that applies to LV
DD
)
K
DD
2
)
} +
2
pint
} +
) calculated from the above equations represents the
system is represented by Po (HV
} (W)
DD
K
i=1
int
EPSON
i=1
K
DD
)
):
DD
{(LV
{(HV
and LV
) + Po (LV
DD
DD
DD
- V
) and Po (LV
DD
- V
DD
OH
systems.
OH
. For the K
DD
Total
i
)
i
)
) + P
, is obtained from the following
I
OH
| I
DD
int
OH
i
DD
))
STANDARD CELL S1K50000 SERIES
pint
i
Duty H}
value for the HV
|
values to use, see Table
Duty H}
DD
), and that of the
DESIGN GUIDE
DD
system
pint
in