MB3825A 데이터 시트보기 (PDF) - Fujitsu
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MB3825A Datasheet PDF : 39 Pages
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MB3825A
s METHODS OF SETTING THE OUTPUT VOLTAGE
Figure 1. CH1 to CH4
VO
R1
R2
39
−IN (E) 1
R3
Error
− Amp1
+
+
VO = 1.5 V (R1 + R2 + R3)
R3
VO >
1.5 V
(R1 + R2 + R3)
R2 + R3
1.5 V
40
IN (C) 1
SCP
− Comp1
+
1.5 V
Figure 2. CH5 and CH6
VO
R1
R2
FB5
17
16
−IN (E)5
Motor
control
signal
IN (C) 5
14
15
+IN (E) 5
8
OVP5, 6
Error
Amp5
−
+
+
0.6 V
SCP
Comp5
−
+
VO = V+IN (E) 5 (R1 + R2)
R2
VOVP5, 6 > V+IN (E) 5
VO = VOVP5, 6 (R1 + R2)
R2
VOVP5, 6 < V+IN (E) 5
20
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