參數(shù)資料
型號: TDA16847
廠商: INFINEON TECHNOLOGIES AG
英文描述: ICs for Consumer Electronics
中文描述: 消費(fèi)電子集成電路
文件頁數(shù): 6/28頁
文件大?。?/td> 351K
代理商: TDA16847
TDA 16846
TDA 16847
Data Sheet
6
2000-01-14
1.5
Block Diagrams
Figure 2
TDA 16846
AEB02648
-
+
+
-
4
R
D4
R
7
5 V
30 k
R
8
75 k
R
3
15 k
Control Voltage
Off Time
Comparator
2 V
KSY
+
-
PVA
1.5 V
6
R
6
R
D5
Fold Back Point Correction
1 V
+
-
Voltage
Check
-
+
CC
V
1.2 V
1
&
Limit
G1
3.5 V
-
+
D2
Error
Amplifier
R
2
5 V
D3
Control Voltage
-
+
+
Buffer for
5 V
-
+
Comparator
Overvoltage
1
R
20 k
< 25 mV
1.5 V
I
ED1
16 V
Comparator
-
+
On Time
D1
Startup
Diode
G4
1
Q
S
R
ED2
Error-
Flipflop
On Time
Flipflop
S
R
Q
G2
Voltage
Comparator
-
+
15/8 V
Zero Crossing
Signal
&
Output
Driver
Primary
+
-
FC1
1 V
7
1
SYN
OTC
RZI
3
4
5
SRC
OCI
PCS
2
14
12
GND
CC
V
10
FC1
13
OUT
6
FC2
REF
9
N.C.
8
11
PVC
x 1/3
1
Supply
The input with the lower voltage becomes operative
1)
FC2
G3
CS1
RSTC/RSTF
3.5 V
-
+
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