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參數(shù)資料
| 型號(hào)： | TDA7278 |
| 廠商： | STMICROELECTRONICS |
| 元件分類(lèi)： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, PLASTIC, QFP-44 |
| 文件頁(yè)數(shù)： | 11/15頁(yè) |
| 文件大?。?/td> | 276K |
| 代理商： | TDA7278 |
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)當(dāng)前第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)
OSCILL
DRIV
VHIGH
+
-
Vbg
VREF (2)
VHIGH
OUT
SYNC
ST CAP
V bg
ER
+
-
S
R
Q
VBAT
-
+
DRIV
VHIGH
DRIV
VHIGH
FL IN 1
DRIV
VHIGH
ER
+
-
S
R
Q
VBAT
-
+
DRIV
VHIGH
DRIV
VHIGH
DRIV
VHIGH
ER
+
-
S
R
Q
VBAT
-
+
DRIV
VHIGH
DRIV
VHIGH
DRIV
VHIGH
ER
+
-
S
R
Q
VBAT
-
+
DRIV
VHIGH
DRIV
VHIGH
H IN 1
H OUT 1A
H OUT 1B
FL IN 3
H IN 3
H OUT 3A
H OUT 3B
FL IN 2
H IN 2
H OUT 2A
H OUT 2B
FL IN 4
H IN 4
H OUT 4A
H OUT 4B
DRIV
VHIGH
REFERENCE
and
THERMAL
Vbg
CONTROL
VCPU
Vbg/2
-
+
-
+
VCPU
OUT1
OUT2
IRC
INP
SSCAP
VBG
ENABLE
RESET
CRES
WD INP
BEMP
BLOW
VCON
GND
ERROR
2
ERROR
4
VREF
(1)
ERROR
3
ERROR
1
VBAT
D94AU078B
22
38
11
10
23
4
30
37
43
35
13
14
15
16
17
VBAT
12
18
24
19
20
21
41
40
39
628
42
36
34
32
33
31
44
2
1
3
25
27
26
29
9
7
8
5
GND
VBAT
Vbg/2
Figure 1: Block Diagram.
TDA7278
5/15
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