TPA6020A2
www.ti.com
SLOS458B – JULY 2005 – REVISED AUGUST 2005
OPERATING CHARACTERISTICS
T
A
= 25°C, Gain = 2 V/V
PARAMETER
TEST CONDITIONS
V
DD
= 5 V
THD + N= 1%, f = 1 kHz, R
L
= 3
Ω
V
DD
= 3.6 V
V
DD
= 2.5 V
V
DD
= 5 V
P
O
Output power
THD + N= 1%, f = 1 kHz, R
L
= 4
Ω
V
DD
= 3.6 V
V
DD
= 2.5 V
V
DD
= 5 V
THD + N= 1%, f = 1 kHz, R
L
= 8
Ω
P
O
= 2 W
f = 1 kHz, R
L
= 3
Ω
P
O
= 1 W
P
O
= 300 mW
Total harmonic distortion plus
THD+N
noise
P
O
= 1.8 W
f = 1 kHz, R
L
= 4
Ω
P
O
= 0.7 W
P
O
= 300 mW
P
O
= 1 W
f = 1 kHz, R
L
= 8
Ω
P
O
= 0.5 W
P
O
= 200 mW
k
SVR
Supply ripple rejection ratio
Crosstalk
SNR
V
n
CMRR
Z
I
Signal-to-noise ratio
Output voltage noise
Common-mode rejection ratio
Input impedance
Start-up time from shutdown
V
DD
= 3.6 V, No C
BYPASS
V
DD
= 3.6 V, C
BYPASS
= 0.1
µF
V
DD
= 3.6 V, Inputs ac-grounded with
C
I
= 2
µF,
V
(RIPPLE)
= 200 mV
pp
V
DD
= 3.6 V
V
DD
= 2.5 V
V
DD
= 5 V
V
DD
= 3.6 V
V
DD
= 2.5 V
V
DD
= 5 V
V
DD
= 3.6 V
V
DD
= 2.5 V
V
DD
= 5 V
V
DD
= 3.6 V
V
DD
= 2.5 V
f = 217 Hz
f = 20 Hz to 20 kHz
MIN
TYP
2.15
1.08
0.43
1.94
1.00
0.41
1.27
0.65
0.29
0.09%
0.20%
0.08%
0.08%
0.07%
0.12%
0.05%
0.06%
0.06%
-80
-70
-100
104
15
12
-65
38
40
4
27
42
dB
dB
dB
µV
RMS
dB
kΩ
µs
ms
W
MAX
UNIT
V
DD
= 5 V, R
L
= 3
Ω,
f = 20 Hz to 20 kHz, Po = 1 W
V
DD
= 5 V, P
O
= 2 W, R
L
= 3
Ω,
Gain = 1 V/V
V
DD
= 3.6 V, f = 20 Hz to 20 kHz,
Gain = 1 V/V
Inputs ac grounded with C
I
= 0.22
µF
V
DD
= 3.6 V, V
IC
= 200 mV
pp
No weighting
A weighting
f = 217 Hz
4
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