-70-
IC Block Diagrams
●
PIC18F67J60<LAN CONTROL,IC8801>
●
FA770 <DC-DC Converter, IC7811>
9
12
13
16
15
14
11
10
5
4
1
2
3
6
7
8
REG
VCC
CUT1
SEL1
FB1
IN1-
REF
DT1
RT
OUT2
GND
FB2
IN2-
IN2+
DT2
CS
OSC
Power Good Signal
BIAS
UVL0
BIAS
2.2V
1V
lcs
+
_
_
+
+
+
+
_
+
+
+
_
+
_
_
+
_
1.5V
1.27V
2.0V
ON/OFF
ON/OFF
S.C.P
S.C.DET
Error AMP1
Error AMP2
Pedestal
Voltage
PWM
Comparator1
PWM
Comparator2
Содержание LC-XBM21
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