TDA7262 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7262 Datasheet PDF : 8 Pages
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THERMAL DATA
Symbol
Rth j-case
Description
Thermal Resistance Junction-case
TDA7262
Value
Max
2.5
Unit
°C/W
ELECTRICAL CHARACTERISTICS (Refer to the stereo test circuit, VS = 28V; f = 1KHz; Tamb = 25°C,
unless otherwise specified)
Symbol
VS
VO
Id
PO
Parameter
Supply Voltage
Quiescent Output Voltage
Total Quiescent Current
Output Power (each channel)
d
Total Harmonic Distortion
CT
Cross Talk
Vi
Input Saturation Voltage
Ri
Input Resistance
fL
Low Frequency roll-off (-3dB)
fH
High Frequency roll-off (-3dB)
GV
Closed Loop Voltage Gain
∆GV
Closed Loop Gain match
eN
Total Input Noise Voltage
SVR
Supply Voltage Rejection
(each channel)
Tj
Thermal Shutdown Junction
Temperature
STAND-BY FUNCTION
Test Condition
Min. Typ. Max. Unit
8
32
V
VS = 32V
15.5
V
VS = 28V
VS = 32V
65
mA
70
120
mA
Music Power STD rules (T = 1s)
VS = 32V; d = 10%; RL = 4Ω
28
W
d = 10%
RL = 4Ω
RL = 8Ω
22
W
10
13
W
d = 1%
RL = 4Ω
RL = 8Ω
18
W
10
W
f = 100Hz to 10KHz
PO = 0.1 to 14W; RL = 4Ω
PO = 0.1 to 8W; RL = 8Ω
RL = 4Ω RS = 100Ω
f = 1KHz
f = 10KHz
0.2
%
0.1
%
60
dB
50
dB
(Vrms)
300
mV
f = 1KHz; non inverting Input
70
200
KΩ
RL = 4Ω
RL = 4Ω
40
Hz
80
KHz
f = 1KHz
35.5 36 36.5 dB
0.5
dB
A Curve; RS = 10KΩ
f = 22Hz to 22KHz; RS = 10KΩ
RS = 0 to 10KΩ; fr = 100Hz
Vr = 0.5V
1.5
µV
2.5
8
µV
55
dB
145
°C
V3
Stand-By Threshold
VS = 32V
AM
Stand-By Attenuation
VS = 32V; V3 < 0.45V
IM
Stand-By Quiescent Current
VS = 32V; V3 < 0.45V
0.45 0.9
V
60
100
dB
3
5
mA
3/8
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