參數(shù)資料
型號: TDA7498
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 100 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁數(shù): 28/29頁
文件大?。?/td> 745K
代理商: TDA7498
Electrical specifications
TDA7498
8/29
Doc ID 16107 Rev 4
3
Electrical specifications
3.1
Absolute maximum ratings
3.2
Thermal data
3.3
Recommended operating conditions
3.4
Electrical specifications
Unless otherwise stated, the values in the table below are specified for the conditions:
VCC =36V, RL = 6 , ROSC = R3 = 39 k, C8 = 100 nF, f = 1 kHz, GV = 25.6 dB
Tamb = 25 °C.
Table 3.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VCC
DC supply voltage for pins PVCCA, PVCCB, SVCC
44
V
VI
Voltage limits for input pins STBY, MUTE, INNA, INPA,
INNB, INPB, GAIN0, GAIN1
-0.3 to 3.6
V
Tj
Operating 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
Table 5.
Recommended operating conditions
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply voltage for pins PVCCA, PVCCB, SVCC
14
-
39
V
Tamb
Ambient operating temperature
-40
-
85
°C
Table 6.
Electrical specifications
Symbol
Parameter
Condition
Min
Typ
Max
Unit
Iq
Total quiescent current
No LC filter, no load
-
40
60
mA
IqSTBY
Quiescent current in standby
-
1
10
A
VOS
Output offset voltage
Play mode
-100
-
100
mV
Mute mode
-60
-
60
IOCP
Overcurrent protection threshold
RL = 0
5.5
7
-
A
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