Datasheet

TPA6204A1
SLOS429B MAY 2004 REVISED SEPTEMBER 2009
www.ti.com
3
ELECTRICAL CHARACTERISTICS, T
A
= 25°C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
OS
Output offset voltage (measured
differentially)
V
I
= 0 V differential, Gain = 1 V/V, V
DD
= 5.5 V 9 0.3 9 mV
PSRR Power supply rejection ratio V
DD
= 2.5 V to 5.5 V 85 60 dB
V
IC
Common mode input range V
DD
= 2.5 V to 5.5 V 0.5 V
DD
0.8 V
V
DD
= 5.5 V, V
IC
= 0.5 V to 4.7 V 63 40
CMRR Common mode rejection ratio
V
DD
= 2.5 V, V
IC
= 0.5 V to 1.7 V 63 40
dB
V
DD
= 5.5 V 0.45
Low-output swing
R
L
= 8
,
V
IN+
= V
DD
,
Gain = 1 V/V,
V
IN
= 0 V or
V
DD
= 3.6 V 0.37
VLow-output swing
V
IN+
= V
DD
,
V
IN+
= 0 V,
V
IN
= 0 V or
V
IN
= V
DD
V
DD
= 2.5 V 0.26 0.4
V
V
DD
= 5.5 V 4.95
High-output swing
R
L
= 8
,
V
IN+
= V
DD
,
Gain = 1 V/V,
V
IN
= 0 V or
V
DD
= 3.6 V 3.18
VHigh-output swing
V
IN+
= V
DD
,
V
IN
= V
DD
V
IN
= 0 V or
V
IN+
= 0 V
V
DD
= 2.5 V 2 2.13
V
| I
IH
|
High-level input current, SHUT-
DOWN
V
DD
= 5.5 V, V
I
= 5.8 V 58 100 µA
| I
IL
|
Low-level input current, SHUT-
DOWN
V
DD
= 5.5 V, V
I
= 0.3 V 3 100 µA
I
Q
Quiescent current V
DD
= 2.5 V to 5.5 V, no load 4 6 mA
I
(SD)
Supply current
V(SHUTDOWN) 0.5 V, V
DD
= 2.5 V to 5.5 V,
R
L
= 8
0.01 1 µA
Gain R
L
= 8
38 k
R
I
40 k
R
I
42 k
R
I
V/V
Resistance from shutdown to
GND
100 k
OPERATING CHARACTERISTICS, T
A
= 25°C, Gain = 1 V/V
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 5 V 1.36
THD + N= 1%, f = 1 kHz,
V
DD
= 3.6 V 0.72
W
R
L
= 8
V
DD
= 2.5 V 0.33
W
P
O
Output power
V
DD
= 5 V 1.7
THD + N= 10%, f = 1 kHz,
V
DD
= 3.6 V 0.85
W
R
L
= 8
V
DD
= 2.5 V 0.4
W
V
DD
= 5 V, P
O
= 1 W, R
L
= 8 Ω, f = 1 kHz 0.02%
THD+N Total harmonic distortion plus noise
V
DD
= 3.6 V, P
O
= 0.5 W, R
L
= 8 Ω, f = 1 kHz 0.02%
THD+N Total harmonic distortion plus noise
V
DD
= 2.5 V, P
O
= 200 mW, R
L
= 8 Ω, f = 1 kHz 0.03%
V
DD
= 3.6 V,
Inputs ac-grounded
f = 217 Hz 80
k
SVR
Supply ripple rejection ratio
Inputs ac-grounded
with C
i
= 2 µF,
V
(RIPPLE)
= 200 mV
pp
f = 20 Hz to 20 kHz 70
dB
SNR Signal-to-noise ratio V
DD
= 5 V, P
O
= 1 W, R
L
= 8 105 dB
V
DD
= 3.6 V,
f = 20 Hz to 20 kHz,
No weighting 15
V
n
Output voltage noise
f = 20 Hz to 20 kHz,
Inputs ac-grounded with
C
i
= 2 µF
A weighting 12
µV
RMS
CMRR Common mode rejection ratio
V
DD
= 3.6 V
V
IC
= 1 V
pp
f = 217 Hz 65 dB
R
F
Feedback resistance 38 40 44 k
Start-up time from shutdown V
DD
= 3.6 V, C
BYPASS
= 0.1 µF 27 ms