TDA749213TR Datasheet, PDF (9/32 Pages) STMicroelectronics – 50 W + 50 W dual BTL class-D audio amplifier

TDA7492
3
Electrical specifications
Electrical specifications
3.1
Absolute maximum ratings
Table 3. Absolute maximum ratings
Symbol
Parameter
V_CC
DC supply voltage for pins PVCCA, PVCCB, SVCC
VI
Voltage limits for input pins STBY, MUTE, INNA, INPA,
INNB, INPB, GAIN0, GAIN1
T_op
Operating temperature
T_j
Junction temperature
T_stg
Storage temperature
Value
30
-0.3 - 3.6
0 to 70
-40 to 150
-40 to 150
Unit
V
V
°C
°C
°C
3.2
Thermal data
Table 4. Thermal data
Symbol
Parameter
R_{th j-case} Thermal resistance, junction to case
Min Typ Max Unit
-
2
3
°C/W
3.3
Electrical specifications
Unless otherwise stated, the results in Table 5 below are given for the conditions:
V_CC = 25 V, R_L (load) = 8 Ω, R_OSC = R3 = 39 kΩ, C8 = 100 nF, f = 1 kHz, G_V = 21.6 dB and
Tamb = 25 °C.
Table 5.
Symbol
Electrical specifications
Parameter
Condition
V_CC
I_q
I_qSTBY
V_OS
I_OCP
T_j
R_i
V_OVP
Supply voltage for
pins PVCCA, PVCCB, SVCC
-
Total quiescent current
Without LC
Quiescent current in standby -
Output offset voltage
Play mode
Mute mode
Overcurrent protection threshold R_L = 0 Ω
Junction temperature at thermal
shutdown
-
Input resistance
Differential input
Overvoltage protection threshold -
Min Typ Max Unit
8
-
26 V
-
26 35 mA
-
2.5 5.0 µA
-
-
±100
mV
-
-
±60
4.8 6.0 -
A
-
150 -
°C
48 60 -
kΩ
28 29 -
V
Doc ID 14926 Rev 5
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