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): 16/16頁
文件大小: 181K
代理商: SI9123
S
V
N
w
1
D
S
+
+
R11
2 k
C12
15 pF
2
6
3
4
5
1
Q7B
Q7A
Si3552DV
2 k
C9
1 F
R6
35 k
C30
200-800 pF
R7
V
REF
C8
0.1 F
C1
1 F
100 V
R27
1.4 k
V
IN
BST
D
H
V
CC
L
X
D
L
GND
PGND
R
OSC
EP
V
INDET
SS
C
S1
D1
BAS19
R12
0.02
Q1
Si4486EY
Q2
Si4486EY
D2
10MQ100N
D3
10MQ100N
R
Si9123
SEC_SYNC
C
S2
C11
1 nF
C29
470 pF
C10
4.7 F
16 V
R1
90 k
R5
10 k
C14
22 nF
C2
1 F
50 V
C3
15 F
50 V
+
C4
15 F
50 V
+
R13
15
1 W
C20
680 pF
100 V
Q3
Si4886DY
Q4
Si4886DY
D4
30BQ040
R14
3.3
4
C15
1 nF
T
1
EPC19
Q5
Si4886DY
Q6
Si4886DY
C16
D5
30BQ040
R15
3.3
1 nF
C22
47 F
10 V
C23
47 F
10 V
T3
LEP-9080
1:3
C24
47 F
10 V
C32
10 F
6.3 V
VOUT
OUT_GND
D7
30BQ040
D6
MBR0520
D8
DAS19
V
IN
-
V
IN +
R24
1 M
C34
0.1 F
R19
2.2 k
C28
1 nF
-
+
T2
EP7
TX_OUT
OUT
P
OUT
N
GND
V
AUX
GATE
A
GATE
B
V
OUT
C25
33 nF
C27
0.1 F
C19
4.7 F
16 V
+
VIN
EXT
GND
8:2:2
C5
1 F
50 V
C6
15 F
50 V
+15 F
50 V
+
+
+
C21
1 F
2:1
1
2
U2
MOC207
7
6
5
2
6
3
4
5
1
Q8B
Q8A
Si3552DV
R22
33 k
R23
18.6 k
+
+
R16
10
C33
0.1 F
+
U4
LM4041C1M3-1.2
3
C26
0.1 F
R25
2 k
U3
LM7301
R18
300 k
R26
5.6 k
OUT_GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1
3
1, 2, 3
4
4
4
1, 2,
3
5, 6,
7, 8
5, 6,
7, 8
1, 2,
3
4
1, 2,
3
5, 6,
7, 8
4
1, 2,
3
5, 6,
7, 8
6
7
3
2
4
1
2
D11
SMAJ12CA
5, 6
7, 8
3, 4
1, 2
1, 2, 3
5
4
7, 8, 9
2 k
R10
5, 6,
7, 8
5, 6,
7, 8
1, 2, 3
3.3 V
11,
12
LOGIC
5 V
9, 10
F
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