45
MV-900SDS
IC801
BA9743AFV-E2
VCC
+
–
+
–
+
–
+
+
–
+
13
12
11
10
9
14
ERROR AMP 2
PWM COMP1
PWM COMP2
15
R
U.V.L.O.
S R
TIMER LATCH
VREF
16
–
+
+
S.C.P. COMP
7
6
5
4
3
ERROR AMP 1
TRIANGLE
OSCILLATOR
2
1
VREF
SCP
NON2
INV2
FB2
OUT2
DT2
CT
RT
NON1
INV1
FB1
DT1
OUT1
GND 8
VREF
VREF
REFERENCE
VOLTAGE
IC850
TL594INSR
+
–
DTC
1IN+
ERROR
AMPLIFIER 1
PWM
COMPALATOR
UNDER
VOLTAGE
LOCKOUT
CONTROL
C1
1D
CTC
COMPALATOR
FEEDBACK
2IN+
2IN–
1
3
4
0.7mA
15
16
OSCILLATOR
PULSE-STEERING
FLIP-FLOP
REF
14
1IN– 2
CT
RT
OUTPUT CTRL
5
6
13
VCC
12
GND
7
+
–
ERROR
AMPLIFIER 2
C1
8
E1
9
E2
10
C2
11
REFERENCE
REGURATOR
Summary of Contents for MV-900SDS - Dream System 3
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