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MB3775 Просмотр технического описания (PDF) - Fujitsu
Номер в каталоге
Компоненты Описание
производитель
MB3775
BIPOLAR SWITCHING REGULATOR CONTROLLER
Fujitsu
MB3775 Datasheet PDF : 30 Pages
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MB3775
■
PIN ASSIGNMENT
C
T
1
R
T
2
+IN1 3
-
IN1 4
FB1 5
D.T.C.1 6
OUT1 7
E/GND 8
(TOP VIEW)
16 V
REF
15 SCP
14 +IN2
13
-
IN2
12 FB2
11 D.T.C.2
10 OUT2
9 V
CC
(FPT-16P-M06)
(FPT-16P-M05)
■
BLOCK DIAGRAM
V
REF
= 1.28 V
16
Error Amp 1
3
+
4
−
5
12
Error Amp 2
14
+
13
−
9
V
CC
Reference
Voltage
2.5 V
1.9 V
1.3 V
S.C.P.Comp.
+
+
−
1.1 V
15
1
µ
A
S
R
Latch
2.5 V
R
U.V.L.O.
D.T.C.Comp.
1
2
Triangular
Waveform
OUT 1
7
+
−
−
PWM Comp.1
+
−
OUT 2
−
10
PWM Comp.2
1.28 V
0.9 V 0.9 V
1.8 V
8
GND
6
11
2
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