TEA-2261 ST Microelectronics, TEA-2261 Datasheet - Page 3

• Manufacturer Part Number: TEA-2261
• Description: SWITCH MODE POWER SUPPLY CONTROLLER
• Manufacturer: ST Microelectronics

ABSOLUTE MAXIMUM RATINGS
THERMAL DATA
* Soldered on a 35 m, 40cm
BLOCK DIAGRAM
MAXIMUM POWER DISSIPATION
Symbol
R
R
I
I
E
OUT
V
OUT
T
V+
th (j-c)
th (j-a)
T
CC
stg
4
3
2
1
0
j
6
+
-
T
SOFT-START
ON(Max.)
P
tot
- 1
C
ERROR AMPLIFLIER
9
1
(W)
Power Supply
Output Stage Power Supply
Positive Output Current (source current)
Negative Output Current (sink current)
Operating Junction Temperature
Storage Temperature Range
Junction-case Thermal Resistance
Junction-ambient Thermal Resistance
(60%)
V
2.49V
REF
MODULATORS
-
+
-
+
+
-
50
OSCILLATOR
R
11
0
45 C/W
2
board copper area.
o
C
10
S
7
0
GENERATION
MODULATOR
AUTOMATIC
BURST
DEMAGNETIZATION
LOGIC
100
SENSING
T
AMB
V
INTERNAL
PRIMARY
REF
PULSES
0.15V
BIAS
( C)
(2.49V)
Parameter
o
150
-
LOGIC
IS
1
IS
V16-V4, 5, 12, 13
V15-V4, 5, 12, 13
IN
2
SECONDARY
REGULATION
V
CC
PULSES
PULSE
7.4V
MONITORING
16
V
CC
10.3V
45µ A
10µ A
PROTECTION
REPETITIVE
OVERLOAD
OVERVOLTAGE
PROCESSOR
PROTECTION
15.7V
LOGIC
C
8
2
-
2.55V
-
-
0.6V
LIMITATION
CURRENT
I
MAX
3
0.9V
NEGATIVE
POSITIVE
OUTPUT
OUTPUT
STAGE
STAGE
-40, +150
TEA2260 - TEA2261
Value
V
-
CC
150
1.5
2.5
20
20
11
45
4
GND
5
V +
15
+ 1.2A
(Max.)
(Max.)
12
- 2A
13
14
OUT
o
o
Unit
C/W
C/W
o
o
V
V
A
A
C
C
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