TA0105A Datasheet, PDF (10/29 Pages) Tripath Technology Inc. – STEREO CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPPTM ) TECHNOLOGY

Tripath Technology, Inc. - Technical Information
Typical Performance
Noise Floor
+0 _{VPP = |VNN| = +/-148V}
-10 _{RL = 25Ω}
-20 32k FFT
-30 ^FS ^{= 65kHz}
BW = 22Hz - 20kHz(AES17)
-40 _{RFBC = 39kΩ}
d ^-50
B
V
-60
-70
-80
-90
-100
-110
-120
20
50 100 200 _{500 1k 2k}
Hz
5k 10k 20k
THD+N vs Frequency
10
5
VPP = |VNN| = +/-106V
R_L = 25Ω
2
V_O = 25Vrms
R_FBC = 26kΩ
1
0.5
% _0.2
0.1
0.05
BW = 30kHz
0.02
0.01
0.005
20
BW = 22kHz
50 100 200 500 1k 2k
Hz
5k 10k 20k
THD+N vs Output Voltage
10
VPP = |VNN| = +/-106V
5 _{RL = 12.5Ω}
AES 17 FILTER
2 _{RFBC = 26kΩ}
1
0.5
%
0.2
0.1
f = 7kHz
0.05
f = 1kHz
0.02
0.01
1
2
5 10 20
V
50 100 200
Channel Separation
+0
VPP = |VNN| = +/-148V
-10
-20
R_L = 25Ω
Po = 100Wrms
-30 Vo = 50Vrms
-40 ^{BW = 22Hz - 22kHz}
d
B
-50
R_FBC = 39kΩ
r -60
A ^-70
-80
-90
-100
-110
-120
20
50 100 200 500 1k 2k
Hz
5k 10k 20k
THD+N vs Frequency
10
5
VPP = |VNN| = +/-148V
R_L = 50Ω
2
V_O = 50Vrms
R_FBC = 39kΩ
1
0.5
% 0.2
0.1
0.05
BW = 30kHz
0.02
0.01
0.005
20
BW = 22kHz
50 100 200 500 1k 2k
Hz
5k 10k 20k
THD+N vs Output Voltage
10
VPP = |VNN| = +/-106V
5 _{RL = 25Ω}
AES 17 FILTER
2 _{RFBC = 26kΩ}
1
0.5
%
0.2
0.1
f = 7kHz
0.05
0.02
0.01
12
f = 1kHz
5 10 20
V
50 100 200
10
TA0105A – RW/ Rev. 2.2/05.05