參數(shù)資料
型號(hào): TPA0242PWPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁(yè)數(shù): 31/35頁(yè)
文件大?。?/td> 806K
代理商: TPA0242PWPRG4
www.ti.com
TYPICAL CHARACTERISTICS
0.01%
40
30
20
10
0
THD+N
T
otal
Harmonic
Distortion
+
Noise
A
- Voltage Gain - dB
1%
0.1%
10
20
V
PO = 1 W for AV ≥ 6 dB
VO= 1 VRMS for AV ≤ 4 dB
RL = 8
BTL
0.1%
0.01%
0.5 0.75
1
1.25 1.5 1.75
2
1%
10%
2.25 2.5 2.75
3
PO Output Power W
AV = +20 to 4 dB
f = 1 kHz
BTL
THD+N
T
otal
Harmonic
Distortion
+
Noise
RL = 8
RL = 3
RL = 4
TPA0242
SLOS287C – NOVEMBER 1999 – REVISED SEPTEMBER 2004
Table of Graphs
FIGURE
vs Output power
1, 4, 6, 8, 10
vs Voltage gain
2
THD+N
Total harmonic distortion plus noise
vs Frequency
3, 5, 7, 9, 11
vs Output voltage
12
Vn
Output noise voltage
vs Bandwidth
13
Supply ripple rejection ratio
vs Frequency
14, 15
Crosstalk
vs Frequency
16, 17, 18
Shutdown attenuation
vs Frequency
19
SNR
Signal-to-noise ratio
vs Bandwidth
20
Closed loop response
21, 22
PO
Output power
vs Load resistance
23, 24
vs Output power
25, 26
PD
Power dissipation
vs Ambient temperature
27
ZI
Input impedance
vs Gain
28
TOTAL HARMONIC DISTORTION PLUS NOISE
VS
OUTPUT POWER
VOLTAGE GAIN
Figure 1.
Figure 2.
5
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