參數(shù)資料
型號(hào): MB3788
廠商: FUJITSU LTD
元件分類: 穩(wěn)壓器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 0.03 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO24
封裝: PLASTIC, SSOP-24
文件頁數(shù): 18/21頁
文件大?。?/td> 750K
代理商: MB3788
18
MB3788
I
APPLICATION CIRCUIT
+15 V
+24 V
DC motor 1
DC motor 2
24
150
23
20
21
22
1000 pF
Channel 1
(dB)
<Logic power supply>
(b)
22
μ
H
3 V
10
μ
F
Ca2
Cb2
OUT2
VE2
150
1000 pF
<Logic power supply>
+
-
(a)
22
μ
H
5 V
10
μ
F
Ca1
V
CC
(out)
OUT1
VE1
2
3
5
1
4
Cb1
(15 mA)
Channel 2
(deg)
10
μ
H
+
-
33
μ
F
+
-
33
μ
F
V
CC
11
V
CC
6
9
7
8
-IN1 (E)
FB1
-IN1 (C)
+IN1 (E)
14
CTL2
13
CTL1
(a)
4.7 k
4.7 k
8.2 k
2.7 k
100 k
19
16
18
17
-IN2 (E)
FB2
-IN2 (C)
+IN2 (E)
(b)
4.7 k
4.7 k
3.8 k
2.7 k
100 k
15
10
12
GND
-IN(PWM)
SCP
V
REF
Triangular wave signal
1.9 V
1.3 V
C
T
<MB3785A-used DC/DC converter>
<Analog power supply>
<Sensor power supply>
<DC motor speed control>
<DC motor speed control>
+
-
0.1
μ
F
0.22
μ
F
0.22
μ
F
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