Read Sony ICD-P320 Service Manual online
16
ICD-P320
• IC Block Diagrams
IC506 XC9105D091MR (MAIN Board (1/2))
IC102 MM3111AWLE (MAIN Board (1/2))
IC2002 MM3111AWLE (MAIN Board (1/2))
IC2002 MM3111AWLE (MAIN Board (1/2))
5
BUFFER
DRIVER
DRIVER
PHASE
COMPENSATION
PHASE
COMPARATOR
RAMP WAVE
GENERATOR,
OSC
4
CURRENT
RIPPLE DETED
AND FB
VREF WITH
SOFT START,
CE
PWM/PFM
CONTROLER
ERROR
AMP
1
2
3
FB
VDD
CE
EXT
GND
1
BIAS
3
4
2
8
6
5
7
SHUTDOWN
BYPASS
+IN
-IN
VO2
GND
VDD
VO1
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