S-8333CAAA-I8T1U Datasheet, PDF (9/44 Pages) Seiko Instruments Inc – PWM CONTROL SWITCHING REGULATOR CONTROLLER

STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL, PWM CONTROL SWITCHING REGULATOR CONTROLLER
Rev.4.2_01
S-8333 Series
 Measurement Circuits
1.
RZ
CZ
CC
RDuty
FB
ROSC
CSP
VSS
A
VIN
EXT
CSP
CIN
Oscilloscope
ROSC RDuty
Figure 5
2.
CC
RDuty
RFB1 _CFB
RZ
SD
RFB2
CZ
CL
V
L
M1 CIN
FB
CSP
VIN
CSP
ROSC
VSS
EXT
ROSC RDuty
Figure 6
9