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參數(shù)資料
| 型號(hào)： | MB3785 |
| 廠商： | Fujitsu Limited |
| 英文描述： | Switching Regulator Controller (4 Channels plus High-Precision, High-Frequency Capabilities) |
| 中文描述： | 開(kāi)關(guān)穩(wěn)壓器控制器（4通道加高精度，高頻率功能） |
| 文件頁(yè)數(shù)： | 5/29頁(yè) |
| 文件大小： | 293K |
| 代理商： | MB3785 |
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5
MB3785A
I
BLOCK DIAGRAM
7
6
5
8
4
1
48
45
46
47
+
–
+
–
+
–
12
11
10
13
9
3
2
44
43
+
–
+
–
+
–
2 V
25
26
27
24
28
34
33
40
41
+
–
+
–
30
31
32
29
33
36
37
39
38
+
–
+
–
–
–
21
22
18
20
42
19
17
16
15
14
23
+
–
–
+
+
–
+
+
–
–
–
+
–
–
+
+IN1 (E)
–IN1 (E)
FB1
–IN1 (C)
DTC1
+IN2 (E)
–IN2 (E)
FB2
–IN2 (C)
DTC2
+IN3 (E)
–IN3 (E)
FB3
–IN3 (C)
DTC3
+IN4 (E)
–IN4 (E)
FB4
–IN4 (C)
DTC4
SCP
CTL1
V
CC
1
CTL3
CTL2
OUT4
OUT3
OUT2
OUT1
VE4
Cb4
Ca4
VE3
Cb3
Ca3
VE2
Cb2
Ca2
VE1
Cb1
Ca1
V
CC
2
PWM comparator 1
OFF Current
Setting
CH 1
Error Amp 1
Comparator 1
V
REF
V
REF
2 V
DTC
Comparator 1
2.5 V
CH 2
Error Amp 2
Comparator 2
V
REF
DTC
Comparator 2
V
REF
2.5 V
CH 3
Error Amp 3
Comparator 3
0.6 V
100
PWM comparator 2
PWM comparator 3
2.5 V
CH 4
Error Amp 4
0.6 V
100
2.5 V
PWM comparator 4
Comparator 4
SCP
Comparator
2.1 V
1.2 V
–1.9 V
–1.3 V
1
μ
A
R
SR Latch
S
Under Voltage
Lock-out
Protection Circuit
Triangular-Wave
Oscillator Circuit
Ref.
Vol.
Circuit
Power Supply
Circuit & Channel
Control
2.5 V
OSC
IN
OSC
OUT
Ceramic Resonator
RT
CT
V
REF
GND
DTC
Comparator 3
V
REF
OFF Current
Setting
OFF Current
Setting
OFF Current
Setting
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MB3785A | 制造商:FUJITSU 制造商全稱(chēng):Fujitsu Component Limited. 功能描述:Switching Regulator Controller (4 Channels plus High-Precision, High-Frequency Capabilities) |
| MB3785A_03 | 制造商:FUJITSU 制造商全稱(chēng):Fujitsu Component Limited. 功能描述:Switching Regulator Controller (4 Channels plus High-Precision, High-Frequency Capabilities) |
| MB3785APFV | 制造商:FUJITSU 制造商全稱(chēng):Fujitsu Component Limited. 功能描述:Switching Regulator Controller (4 Channels plus High-Precision, High-Frequency Capabilities) |
| MB3785APFV-G-BND(E1) | 制造商:Fujitsu 功能描述: |
| MB3788 | 制造商:FUJITSU 制造商全稱(chēng):Fujitsu Component Limited. 功能描述:SWITCHING REGULATOR CONTROLLER |
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