TEA2260 - TEA2261
TYPICAL APPLICATION (Master/slavearchitecture)
4 x 1N4007
170 VAC
BY218-600
12V
0.5A
470µ F
135V
0.8A
3
13
20
270 VAC
P1
Ω
3W
150µ F
385V
22k
Ω
PLR811
47k
100µ F
250V
Ω
120k
Ω
39
1N4148
BA157
Ω
4.7k
25V
6
9
19
14
2.2kΩ
Ω
Ω
1k
1k
2.2 Ω/0.5W
P2
7.5V
1A
3.3
nF
2.2µ F
16V
BY218-100
17
1nF
1000µ F
25V
Ω
22k
330µ F
25V
Ω
Ω
10
1W
10k
7
Stand-by
control
BC547C
22
25V
1A
BY218-100
21
7
6
4
5
12
13
16
14
15
1000µ F
25V
75
1.2nF
Ω
k
TEA2260/61
Ω
22k
3
11
2
8
1
10
9
2
4
6
5
SGSF
344
10µ F
16V
2.2µ H
47µ F
1nF
Ω
16W
220
TEA5170
330
nF
330
nF
Ω
82k
1nF
330 Ω
3
7
8
1
18
Ω
BZX85-3V0
2.7nF
1kV
560
47nF
Ω
0.135 /1W
pF
2%
150pF
1N4148
Sync.
input
Ω
Ω
270
1k
100pF
Ω
Ω
6.8k
100k
1%
Small signal secondary ground
Power primary ground
POUT : 140W
: 32kHz
f
Secondary ground (isolated from mains)
TV - SET SMPS (with TEA5170)
Input voltage range
170VAC – 270VAC
210VDC – 370VDC
25W < PO < 140W
2W < PO < 45W
32 kHz
Input DC voltage range
Output power in normal mode
Output power in stand by mode
Operating frequency
Efficiency at full load
> 80%
Efficiency in stand by mode
Short circuit protected
Open load protected
> 50%
Long duration overload protected
Complete shutdown after repetitive default detection
Load regulation (VDC = 310V)
Output 135V (± 0.18%) → (I135 : 0.01A to 0.8A ; I25 = 1A)
Output 25V (± 2%)
→ (I135 : 0.8A ; I25 : 0.5A ––> 1A)
Line regulation
Output 135V (± 0.13%) → (210V < VDC < 370V)
Output 25V (± 0.17%)
→ (I135 : 0.8A ; I25 : 1A)
8/9
STMICROELECTRONICS [ ST ]
