TDA8172
ABSOLUTE MAXIMUM RATINGS
Symbol
V
S
V
5
, V
6
V
3
V
1
, V
7
I
o
I
o
I
o
I
3
I
3
P
tot
T
stg
, T
j
Supply Voltage (pin 2)
Flyback Peak Voltage
Voltage at Pin 3
Amplifier Input Voltage
Output Peak Current (non repetitive, t = 2 ms)
Output Peak Current at f = 50 or 60 Hz, t
≤
10
µs
Output Peak Current at f = 50 or 60 Hz, t > 10
µs
Pin 3 DC Current at V
5
< V
2
Pin 3 Peak to Peak Flyback Current at f = 50 or 60 Hz, t
fly
≤
1.5 ms
Total Power Dissipation at T
case
= 90
°C
Storage and Junction Temperature
Parameter
Value
35
60
+ V
s
+ V
s
– 0.5
2.5
3
2
100
3
20
– 40, +150
V
A
A
A
mA
A
W
°C
8172-01.TBL
8172-03.TBL
8172-02.TBL
Unit
V
V
THERMAL DATA
Symbol
R
th (j–c)
Parameter
Thermal Resistance Junction-case
Max.
Value
3
Unit
°C/W
ELECTRICAL CHARACTERISTICS
(refer to the test circuits, V
S
= 35V, T
amb
= 25
o
C unless otherwise specified)
Symbol
I
2
I
6
I
1
V
3L
V
5
V
5L
V
5H
T
j
Parameter
Pin 2 Quiescent Current
Pin 6 Quiescent Current
Amplifier Input Bias Current
Pin 3 Saturation Voltage to GND
Quiescent Output Voltage
Output Saturation Voltage to GND
Output Saturation Voltage to Supply
Junction Temperature for Thermal Shut Down
Test Conditions
I
3
= 0, I
5
= 0
I
3
= 0, I
5
= 0
V
1
= 1 V, V
7
= 2 V
V
1
= 2 V, V
7
= 1 V
I
3
= 20 mA
V
s
= 35V, R
a
= 39 kΩ
I
5
= 1.2 A
I
5
= 0.7 A
– I
5
= 1.2 A
– I
5
= 0.7 A
Min.
Typ.
8
16
– 0.1
– 0.1
1
18
1
0.7
1.6
1.3
140
1.4
1
2.2
1.8
Max.
16
36
–1
–1
1.5
Unit Fig.
mA
mA
µA
µA
V
V
V
V
V
V
°C
1a
1a
1a
1a
1c
1d
1c
1c
1b
1b
2/5
STMICROELECTRONICS [ STMICROELECTRONICS ]
