AN7147 Просмотр технического описания (PDF) - Unspecified
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AN7147 Datasheet PDF : 4 Pages
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AN7147N
ICs for Audio Common Use
s Absolute Maximum Ratings (Ta= 25˚C)
Parameter
Symbol
Supply Voltage
VCC
Supply Current
ICC
Power Dissipation *
PD
Operating Ambient Temperature
Topr
Storage Temperature
Tstg
* Rθj – c = 3˚C/W
Rating
24
4
41.7
– 30 ~ + 75
– 55 ~ + 150
s Electrical Characteristics (VCC = 12V, RC = 3Ω, f = 1kHz, Ta = 25˚C)
Parameter
Symbol
Condition
Quiescent Circuit Current
ICQ
Vi = 0mV
Voltage Gain
GV
PO = 1.0W
PO = 1.0W, f = 1kHz
Total Harmonic Distortion
THD
PO = 1.0W, f = 100Hz
Maximum Output Power
Output Noise Voltage
Channel Balance
Channel Separation
Ripple Rejection Ratio
Output Offset Voltage
PO
Vno
CB
CS
RR
VO (offset)
PO = 1.0W, f = 10kHz
THD = 10%, RL = 3Ω
THD = 10%, RL = 4Ω
THD = 10%, VCC = 9V, RL = 3Ω
Rg = 10kΩ, f = 15Hz ~ 30kHz,
12dB/OCT
Rg = 10kΩ, Without Filter
PO = 0.5W
PO = 0.5W
PO = 0.5W
Vi = 0
Note) Operating Supply Voltage Range : 5V to 22V
min.
42.5
4.7
40
45
Unit
V
A
W
˚C
˚C
typ.
13
44.5
0.2
0.4
0.3
5.3
4.3
2.9
0.25
0.40
0
50
50
0
max.
19
46.5
0.75
0.5
1
200
Unit
mA
dB
%
W
mV
dB
dB
dB
mV
PD – Ta
50
(1) Tc= Ta (θj – c = 3˚C/W)
(2) With a 100cm2 × 3mm Al
heat sink (black color coated)
40
or a 200cm2 × 2mm Al heat
(1)
sink (not lacquered)
(3) With a 100cm2 × 2mm Al
heat sink (not lacquered)
30
(4) Without heat sink
20
(2)
10
(3)
(4)
0
0
40
80
120
160
Ambient Temperature Ta (˚C)
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