S1F76610M2E Epson Electronics America, Inc., S1F76610M2E Datasheet - Page 8
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S1F76610M2E
Manufacturer Part Number
S1F76610M2E
Description
Dc-dc Converter With High Efficiency And Low Power Consumption.
Manufacturer
Epson Electronics America, Inc.
Datasheet
1.S1F76610M2E.pdf
(29 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
S1F76610M2E0100
Manufacturer:
EPSON/爱普生
Quantity:
20 000
5. FUNCTIONAL DESCRIPTION
5. FUNCTIONAL DESCRIPTION
1
resistor R
Note 1) The oscillation frequency varies depending on the wiring capacity, so the wire between OSC1, OSC2,
efficiency in Fig.7.12 and 7.13, and then obtain R
between R
part (500kΩ < R
from the OSC1 pin.
4
The S1F76610 is equipped with a CR oscillation circuit as an internal oscillation circuit, connecting external
To set the external resistor R
Therefore, the R
(Recommended oscillation frequency: 10kHz to 30kHz (R
For external clock operation, as shown in Fig.5.2, open the OSC2 pin and input external clocks (duty 50%)
CR oscillation circuit
R
and R
OSC
OSC
OSC
=
for oscillation between the OSC1 and OSC2 pins. (Fig.5.1)
OSC
Fig.5.1 CR oscillation circuit
and f
A・
OSC
must be short as possible.
OSC
f
OSC
OSC1
OSC
OSC2
< 2MΩ).
1
value is obtained from the relational expression above.
shown in Fig.7.1 is expressed with the following formula, concerning only the straight
A = Constant :V
→ A = 2.0 × 10
OSC
(Note 1)
, first obtain the oscillation frequency f
R
OSC
10
DD
EPSON
( Ω Hz)
= 0V, V
OSC
corresponding to the f
OSC
IN
= -5V
: 2MΩ to 680kΩ)
Fig.5.2 External clock operation
OSC1
OSC2
S1F76610M2E Technical Manual (Rev.1.1)
Open
OSC
OSC
that satisfies the maximum
External clock
in Fig.7.1. The relation