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TAA2009 Datasheet(HTML) 3 Page - Tripath Technology Inc.

Part No. TAA2009
Description  STEREO 9W (8Ω) CLASS-T™ DIGITAL AUDIO AMPLIFIER USING DIGITAL POWER PROCESSING™ TECHNOLOGY
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Maker  TRIPATH [Tripath Technology Inc.]
Homepage  http://www.etelos.com/
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TAA2009 Datasheet(HTML) 3 Page - Tripath Technology Inc.

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Tripath Technology, Inc. - Technical Information
3
TAA2009 –KLi/1.02/ 05.06
EL ECTR I CAL CHA RACTER I S T I C S (Note 5)
See Application/Test Circuit with single ended inputs and filtered outputs. Unless otherwise specified,
VDD = 12V, f = 1kHz, Gain1=0, Gain0=1 Measurement Bandwidth = 20kHz, RL = 8Ω, TA = 25 °C,
package exposed pad soldered to the printed circuit board.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNITS
PO
Output Power
(Continuous
Average/Channel)
THD+N = 0.1%
RL = 6
RL = 8
RL = 16
THD+N = 10%
RL = 6
RL = 8
RL = 16
7.8
6.4
3.5
10.6
9
5
W
W
W
W
W
W
IDD,MUTE
Mute Supply Current
MUTE = VIH
28
mA
IDD, SLEEP
Sleep Supply Current
SLEEP = VIH
7
mA
Iq
Quiescent Current
VIN = 0 V
60
mA
THD + N
Total Harmonic Distortion
Plus Noise
PO = 5W/Channel
0.05
%
IHF-IM
IHF Intermodulation
Distortion
19kHz, 20kHz, 1:1 (IHF), Po = 1W
0.16
%
SNR
Signal-to-Noise Ratio
A-Weighted, POUT = 9W, RL = 8Ω
96
dB
CS
Channel Separation
f = 1 kHz
20 Hz
< f < 20 kHz
96
70
dB
dB
PSRR
Power Supply Rejection
Ratio
VDD = 9V to 13.2V
85
dB
η
Power Efficiency
POUT = 9W/Channel, RL = 8Ω
86
%
VOFFSET1
Dynamic Output Offset
Voltage (note 6)
MUTE transition from high to low
-10
10
mV
VOFFSET2
Static Output Offset Voltage MUTE = low
50
mV
VOH
High-level output voltage
(FAULT)
-40
°C to +85°C, IOH = 250uA
4.5
V
VOL
Low-level output voltage
(FAULT)
-40
°C to +85°C, IOL= 250uA
0.5
V
eOUT
Output Noise Voltage
A-Weighted, input AC grounded
160
µV
Note 5: Minimum and maximum limits are guaranteed but may not be 100% tested.
Note 6: Refer to the Dynamic DC Offset Calibration section on page 14 for a detailed description of
Dynamic Offset Voltage.


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