Tripath Technology, Inc. – Technical Information
Typical Performance
THD+N versus O utput Power
100
50
20
10
5
R
L
= 4
Ω
2
%
1
0.5
R
L
= 2
Ω
V
PP
= 14.4V
f = 1Khz
BW = 22Hz - 20kHz(AES17)
THD+N versus Output Power
100
50
R
L
= 4
Ω
f = 1Khz
20 BW = 22Hz - 20kHz(AES17)
10
5
2
1
0.5
%
0.2
0.1
0.05
0.02
V
PP
= 25V
V
PP
= 20V
0.2
0.1
0.05
0.02
0.01
1
2
5
10
W
20
50
100
0.01
1
2
5
10
W
20
50
100
200
THD+N versus O utput Power
100
50
20
10
5
2
%
1
0.5
0.2
0.1
0.05
0.02
0.01
1
2
5
10
W
20
50
100
V
PP
= 25V
V
PP
= 14.4V
V
PP
= 20V
R
L
= 8
Ω
f = 1Khz
BW = 22Hz - 20kHz(AES17)
Output Power versus Supply Voltage
120
110
100
90
R
L
= 4
Ω
f= 1kH z
BW= 22H z - 20kH z(AES1 7)
TH D +N = SSW
Output P ower (W )
TH D +N = 1 0%
80
70
60
50
40
30
20
10
0
10
12
14
16
18
20
22
24
26
TH D +N = 1 %
Supply V oltage (V
PP
)
E fficiency and Power D issipation versus
Total output Power
90
80
70
E fficienc y
45
40
35
30
E fficiency and Power D issipation versus
Total output Power
90
80
70
E fficienc y
90
80
70
60
50
40
30
Power Dissipation
V
PP
= 25V
R
L
= 4
Ω
f= 1kH z
BW = 22H z - 20kH z(AES17)
E ff (%)
60
50
40
30
20
10
0
0
50
100
150
P ower Dissipation
V
PP
= 20V
R
L
= 4
Ω
f= 1kH z
BW = 22H z - 20kH z(AES17)
P diss (W)
E ff (%)
60
50
40
30
20
10
0
0
50
100
150
200
250
300
350
400
450
25
20
15
10
5
0
300
20
10
0
500
200
250
Total Output P ower (W )
Total Output Power (W )
8
TPS4100A – KL/Rev. 1.1/11.05
P diss (W )
TRIPATH [ TRIPATH TECHNOLOGY INC. ]
