Datasheet

Electrical specifications TDA7492P
8/26 Doc ID 15068 Rev 5
3 Electrical specifications
3.1 Absolute maximum ratings
3.2 Thermal data
3.3 Electrical specifications
Unless otherwise stated, the results in Ta ble 5 below are given for the conditions:
V
CC
=20V, 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 3. Absolute maximum ratings
Symbol Parameter Value Unit
V
CCMAX
DC supply voltage for pins PVCCA, PVCCB, SVCC 30 V
VI
Voltage limits for input pins STANDBY, MUTE, INNA, INPA,
INNB, INPB, GAIN0, GAIN1
-0.3 to 3.6 V
T
op
Operating temperature -40 to 85 °C
T
j
Junction temperature -40 to 150 °C
T
stg
Storage temperature -40 to 150 °C
Table 4. Thermal data
Symbol Parameter Min Typ Max Unit
R
th j-case
Thermal resistance, junction to case - 2 3 °C/W
R
th j-amb
Thermal resistance, junction to ambient - 24
(1)
1. FR4 with vias to copper area of 9 cm
2
-°C/W
Table 5. Electrical specifications
Symbol Parameter Condition Min Typ Max Unit
V
CC
Supply voltage for
pins PVCCA, PVCCB, SVCC
-8-26V
I
q
Total quiescent - - 26 35 mA
I
qSTBY
Quiescent current in standby - - 2.5 5.0 µA
V
OS
Output offset voltage
Play mode --±100mV
Mute mode - - ±60 mV
I
OCP
Overcurrent protection threshold R
L
= 0 Ω 3.8 4.2 - A
T
jSD
Junction temperature at thermal
shutdown
- - 150 - °C
R
i
Input resistance Differential input 48 60 - kΩ