參數(shù)資料
型號: SI9123
廠商: Vishay Intertechnology,Inc.
元件分類: DC/DC變換器
英文描述: 500-kHz Half-Bridge DC-DC Converter With Integrated Secondary Synchronous Rectification Control
中文描述: 500千赫半橋型DC - DC與集成的次級同步整流控制轉(zhuǎn)換器
文件頁數(shù): 15/16頁
文件大?。?/td> 181K
代理商: SI9123
Si9123
Vishay Siliconix
New Product
Document Number: 72098
S-03639—Rev. B, 20-Mar-03
www.vishay.com
15
LOGIC REPRESENTATIVE APPLICATION SCHEMATIC
5
V
AUX
5 V
D3
1N4001
V
AUX
+5 V
1
3
1
4
T
G
V
IN
V
OUT
GND
C37
C36
0.1 F
0.1 F
GND
R33
470
D1B
BAT54S
D1A
BAT54S
CLX
D
CLR
PRE
+5 V
+5 V
1
2
3
4
OUT
P
TX
OUT
C35
0.1 F
R31
10
D1B
BAT54S
D1A
BAT54S
R32
1 k
+5 V
C36
10 F
Q
Q
L2A
74HC74
5
6
2
L3A
74AC32
L3B
74AC32
+5 V
5
CLX
D
CLR
PRE
13
12
11
10
Q
Q
L2A
74HC74
9
8
OUT
N
GND
+5 V
+5 V
D1B
BAT54S
D1A
BAT54S
R34
470
6
3
1
R35
5 k
R36
5 k
R37
1 k
V
OUT
Q5
2N3904
2
3
4
1
2
L4A
L4B
GATE
A
GATE
B
U1
5 V Reg
74AC00
74AC00
Figure 14.
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