參數(shù)資料
型號(hào): TPA2000D4DAPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 2 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO32
封裝: GREEN, PLASTIC, HTSSOP-32
文件頁(yè)數(shù): 25/26頁(yè)
文件大小: 505K
代理商: TPA2000D4DAPRG4
TPA2000D4
STEREO 2W CLASSD AUDIO POWER AMPLIFIER
WITH STEREO HP AMPLIFIER
SLOS337B DECEMBER 2000 REVISED NOVEMBER 2005
8
WWW.TI.COM
TYPICAL CHARACTERISTICS
Figure 5
0
2
4
6
8
10
12
50
0
50
100
150
200
HP
ClassD
SUPPLY CURRENT
vs
FREE-AIR TEMPERATURE
I DD
Supply
Current
mA
TA Free-Air Temperature °C
Figure 6
0.2
0.1
0.02
0.01
20
50
100 200
500
1 k
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
1
5
f Frequency Hz
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
10
2 k
5 k 10 k 20 k
0.05
0.5
2
VDD = 5 V,
RL = 8 ,
All Gains
PO = 0.05 W
PO = 0.25 W
PO = 0.5 W
Figure 7
0.5
0.1
0.02
0.01
20
50
100 200
500 1 k
1
2
10
2 k
5 k 10 k 20 k
0.05
0.2
5
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f Frequency Hz
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
VDD = 5 V,
RL = 4 ,
All Gains
PO = 0.1 W
PO = 2 W
PO = 1.5 W
Figure 8
0.5
0.1
0.05
0.01
10 m
20 m
50 m 100 m 200 m
1
5
10
500 m
1
2
0.2
2
0.02
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION + NOISE
vs
OUTPUT POWER
PO Output Power W
VDD = 5 V,
RL = 8 ,
All Gains
f = 20 kHz
f = 1 kHz
f = 20 Hz
相關(guān)PDF資料
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