參數(shù)資料
型號: TPA112DGNR
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.07 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝: GREEN, PLASTIC, MSOP-8
文件頁數(shù): 25/29頁
文件大小: 707K
代理商: TPA112DGNR
www.ti.com
TYPICAL CHARACTERISTICS
Table of Graphs
0.1
0.01
0.001
1
10
20
100
1k
10k
20k
AV = 10
AV = 5
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f Frequency Hz
AV = 1
VDD = 3.3 V
PO = 30 mW
CB = 1 F
RL = 32
0.1
0.01
0.001
1
10
20
100
1k
10k
20k
VDD = 3.3 V
AV = 1 V/V
RL = 32
CB = 1 F
PO = 10 mW
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f Frequency Hz
PO = 15 mW
PO = 30 mW
TPA112
SLOS212E – AUGUST 1998 – REVISED JUNE 2004
FIGURE
1, 2, 4, 5, 7, 8, 10, 11,
THD+N
Total harmonic distortion plus noise
vs Frequency
13, 14, 16, 17, 34, 36
vs Output power
3, 6, 9, 12, 15, 18
PSSR
Power supply rejection ratio
vs Frequency
19, 20
Vn
Output noise voltage
vs Frequency
21, 22
Crosstalk
vs Frequency
23-26, 37, 38
Mute attenuation
vs Frequency
27, 28
Open-loop gain
vs Frequency
29, 30
Phase margin
vs Frequency
29, 30
Phase
vs Frequency
39-44
Output power
vs Load resistance
31, 32
ICC
Supply current
vs Supply voltage
33
SNR
Signal-to-noise ratio
vs Voltage gain
35
Closed-loop gain
vs Frequency
39-44
Power dissipation/amplifier
vs Output power
45, 46
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
Figure 1.
Figure 2.
5
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