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參數資料
| 型號： | TPA302DR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.3 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | GREEN, PLASTIC, MS-012AA, SOIC-8 |
| 文件頁數： | 21/25頁 |
| 文件大小： | 623K |
| 代理商： | TPA302DR |
www.ti.com
TYPICAL CHARACTERISTICS
1
0.1
0.010
10
20
100
1 k
10 k 20 k
f Frequency Hz
VCC = 5 V
PO = 250 mW
RL = 8
AV = 5 V/V
THD
+
N
T
otal
Harmonic
Distortion
Plus
Noise
%
VO1
VO2
1
0.1
0.010
10
20
100
1 k
10 k 20 k
THD
+
N
T
otal
Harmonic
Distortion
Plus
Noise
%
f Frequency Hz
VCC = 5 V
PO = 250 mW
RL = 8
AV = 1 V/V
VO1
VO2
TPA302
SLOS174C – JANUARY 1997 – REVISED JUNE 2004
Table of Graphs
FIGURE
vs Frequency
1-3, 7-9, 13-15, 19-21
THD+N
Total harmonic distortion plus noise
vs Output power
4-6, 10-12 16-18, 22-24
vs Supply voltage
25
IDD
Supply current
vs Free-air temperature
26
Vn
Output noise voltage
vs Frequency
27, 28
Maximum package power dissipation
vs Free-air temperature
29
Power dissipation
vs Output power
30, 31
POmax
Maximum output power
vs Free-air temperature
32, 33
vs Load resistance
34
PO
Output power
vs Supply voltage
35
Open-loop response
36
Closed-loop response
37
Crosstalk
vs Frequency
38, 39
Supply ripple rejection ratio
vs Frequency
40, 41
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
Figure 1.
Figure 2.
5
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