S-8331 Seiko Instruments USA, S-8331 Datasheet - Page 23
S-8331
Manufacturer Part Number
S-8331
Description
Step-Up Switching Regulator (DC/DC Converter ICs)
Manufacturer
Seiko Instruments USA
Datasheet
1.S-8331.pdf
(41 pages)
- Current page: 23 of 41
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(1) S-8330 Series
Rev.5.1
(2) S-8331 Series
Standard Circuits
_00
External
Tr
L
L
V
IN
V
SS
Cb
Rb
STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL SWITCHING REGULATOR
EXT
V
IN
CONT
V
SS
ON/OFF
CR Oscillator
Controller
PWM
ON/OFF
Figure 15 S-8330 Series
Figure 16 S-8331 Series
Seiko Instruments Inc.
Oscillator
SD
Controller
CR
PWM
VREF
+
−
SD
V
REF
+
−
RESET
RESET
V
VDIN
VCLK
VSTRB
OUT
ZD
V
VDIN
VCLK
VSTRB
OUT
ZD
S-8330/8331 Series
www.DataSheet4U.com
+
−
+
−
23
CL
CL
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