参数资料
型号: TPA0222PWPG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO24
封装: GREEN, PLASTIC, HTSSOP-24
文件页数: 3/37页
文件大小: 969K
代理商: TPA0222PWPG4
www.ti.com
60
0
10
100
1k
BW - Bandwidth - Hz
10k
VDD = 5 V
RL = 4
Output
Noise
V
oltage
V
n
V
100
90
70
80
50
40
30
20
10
AV = 12 V/V
AV = 2 V/V
AV = 6 V/V
AV = 24 V/V
0.001%
10%
0
THD+N
T
otal
Harmonic
Distortion
+
Noise
1%
0.1%
RL = 10 k
AV = 1 V/V
SE
f = 20 Hz
0.01%
f = 15 kHz
f = 1 kHz
0.2
0.4
0.6
0.8
1
1.2
1.4 1.6
1.8
2
VO Output Voltage VRMS
120
40
20
100
1k
10k 20k
f Frequency Hz
60
80
100
RL = 8
C(BYP) = 0.47 F
BTL
20
0
AV = 24 V/V
AV = 2 V/V
Supply
Ripple
Rejection
Ratio
dB
120
40
20
100
1k
10k 20k
f Frequency Hz
60
80
100
RL = 32
C(BYP) = 0.47 F
SE
20
0
AV = 1 V/V
Supply
Ripple
Rejection
Ratio
dB
TPA0222
SLOS285B – NOVEMBER 1999 – REVISED NOVEMBER 2004
TOTAL HARMONIC DISTORTION + NOISE
OUTPUT NOISE VOLTAGE
vs
OUTPUT VOLTAGE
BANDWIDTH
Figure 23.
Figure 24.
SUPPLY RIPPLE REJECTION RATIO
vs
FREQUENCY
Figure 25.
Figure 26.
11
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