參數(shù)資料
型號: TDA7491MV13TR
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 20 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁數(shù): 27/28頁
文件大?。?/td> 696K
代理商: TDA7491MV13TR
Electrical specifications
TDA7491MV
8/28
Doc ID 14576 Rev 2
3
Electrical specifications
3.1
Absolute maximum ratings
3.2
Thermal data
3.3
Electrical specifications
Unless otherwise stated, the results in Table 5 below are given for the conditions:
VCC =18V, RL (load) = 8 , ROSC = R3 = 39 k, C8 = 100 nF, f = 1 kHz, GV = 20 dB, and
Tamb = 25 °C.
Table 3.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VCC
DC supply voltage for pins PVCCA, PVCCB, SVCC
24
V
Top
Operating temperature
0 to 70
°C
Tj
Junction temperature
-40 to 150
°C
Tstg
Storage temperature
-40 to 150
°C
Table 4.
Thermal data
Symbol
Parameter
Min
Typ
Max
Unit
Rth j-case Thermal resistance, junction to case
-
2
3
°C/W
Rth j-amb
Thermal resistance, junction to ambient
(mounted on recommended PCB)(1)
1.
FR4 with vias to copper area of 9 cm2 (see also Section 7.9: Heatsink requirements on page 26).
-24
-
Table 5.
Electrical specifications
Symbol
Parameter
Condition
Min
Typ
Max
Unit
VCC
Supply voltage for
pins PVCC, SVCC
-5
-
18
V
Iq
Total quiescent
Without LC filter
-
26
35
mA
IqSTBY
Quiescent current in standby
-
2.5
5.0
A
VOS
Output offset voltage
Play mode
-150
-
150
mV
VOS
Output offset voltage
Mute mode
-60
-
60
mV
IOCP
Overcurrent protection threshold
RL = 0
35-
A
Tj
Junction temperature at thermal
shut-down
-
150
-
°C
Ri
Input resistance
Differential input
55
60
-
k
VOVP
Overvoltage protection threshold -
19
21
-
V
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