TDA7253L View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7253L Datasheet PDF : 8 Pages
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TDA7253L
Table 4. ELECTRICAL CHARACTERISTCS
(Refer to the test and application circuit, VS = 20V; RL = 8Ω; Gv = 30dB; f = 1KHz; Tamb = 25°C unless
otherwise specified).
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
VS Supply Voltage
10
24
V
VO Quiescent Output Voltage
9.5
V
Iq
Total Quiescent Current
30
60
mA
PO Output Power
d = 10%
5
6
W
d = 1%
4
5
W
d
Total Harmonic Distortion
PO = 1W
0.03 0.3
%
RI Input Resistance
100 200
KΩ
fL Low Frequency Roll-off (-3dB)
40
Hz
fH High Frequency Roll-off (-3dB)
80
KHz
eN Total Input Noise Voltage
A Curve; RS = 10KΩ
2
mV
f = 22Hz to 22KHz; RS = 10KΩ
2.5
10
µV
SVR
) VTMUTE
t(s VTPLAY
c AM
u IqMUTE
Supply Voltage Rejection
Mute Threshold
Play Threshold
Mute Attenuation
Quiescent Current Mute
RS = 10KΩ; f = 100Hz; Vr = 0.5V 46
60
dB
1
1.6
V
4.5
V
80
100
dB
6
10
mA
Prod Note: to avoid pop-on noiseC----C-S----VF---R-- ≤ 1
te Figure 5. Output Power vs. Supply Voltage
Figure 7. Distortion vs Output Power
le POUT
(W)
bso 12
f = 1KHz
RL = 8Ω
- O 8
ct(s) 4
rodu 0
8
12
D02AU1432
d = 10%
d = 1%
16
20
VS(V)
d%10
5
2
1
0.5
0.2
0.1
0.05
0.02
0.01
100m
f =15KHz
f =1KHz
200m 300m 500m700m 1
Pout (W)
2 3 4 5 6 78
te P Figure 6. Quiescent Current vs. Supply Voltage
le Iq
(mA)
D02AU1433
so 45
Ob40
35
30
25
20
8
12
16
20
VS(V)
3/8
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