參數(shù)資料
型號: TPA3003D2PFBRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PQFP48
封裝: GREEN, PLASTIC, TQFP-48
文件頁數(shù): 3/36頁
文件大?。?/td> 755K
代理商: TPA3003D2PFBRG4
TPA3003D2
SLOS406A FEBRUARY 2003 REVISED MARCH 2003
11
www.ti.com
TYPICAL CHARACTERISTICS
Figure 9
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20
20 k
50
100 200
500
1 k 2 k
5 k 10 k
PO = 0.5 W
VCC = 12 V,
RL = 8 ,
TA = 25°C
f Frequency Hz
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
PO = 1 W
PO = 3.5 W
Figure 10
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20m
50m 100m 200m 500m
1
2
5
10
VCC = 8.5 V,
RL = 8 ,
TA = 25°C
PO Output Power W
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f = 20 Hz
f = 1 kHz
f = 20 KHz
Figure 11
0.01
10
0.02
0.05
0.1
0.2
0.5
1
2
5
20m
50m 100m 200m 500m
1
2
5
10
VCC = 12 V,
RL = 8 ,
TA = 25°C
PO Output Power W
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f = 1 kHz
f = 20 kHz
f = 20 Hz
Figure 12
90
85
80
75
70
65
60
55
50
45
40
20
100
1 k
10 k
100 k
VCC = 12 V,
RL = 8
f Frequency Hz
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
k
SVR
Supply
Ripple
Rejection
Ratio
dB
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