參數(shù)資料
型號: TPA0202PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 2.2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁數(shù): 43/45頁
文件大小: 1035K
代理商: TPA0202PWP
TPA0202
2-W STEREO AUDIO POWER AMPLIFIER
SLOS205B – FEBRUARY 1998 – REVISED DECEMBER 2000
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
THD + N
Total harmonic distortion plus noise
vs Frequency
4, 5, 7, 8, 11, 12, 14, 15, 17, 18, 20,
21, 23, 24, 26, 27, 29, 30 32, 33
THD + N
Total harmonic distortion plus noise
vs Output power
3, 6, 9, 10, 13, 16, 19, 22, 25, 28, 31,
34
Vn
Output noise voltage
vs Frequency
35,36
Supply ripple rejection ratio
vs Frequency
37,38
Crosstalk
vs Frequency
39 – 42
Open loop response
vs Frequency
43,44
Closed loop response
vs Frequency
45, 48
IDD
Supply current
vs Supply voltage
49
PO
Output power
vs Supply voltage
vs Load resistance
50, 51
52, 53
PD
Power dissipation
vs Output power
54 – 57
Figure 3
0.1
0.01
0
0.25 0.5 0.75
1
1.25 1.5
1
10
1.75
2
2.25 2.5
PO – Output Power – W
VDD = 5 V
f = 1 kHz
BTL
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
RL = 8
RL = 3
Figure 4
0.01
10
20
100
1 k
10 k 20 k
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f – Frequency – Hz
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
1
0.1
VDD = 5 V
PO = 1.5 W
RL = 4
BTL
AV = –2 V/V
AV = –20 V/V
AV = –10 V/V (RL = 3 , PO = 2 W)
AV = –10 V/V
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