Datasheet

ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
TPA6203A1
www.ti.com .......................................................................................................................................................... SLOS364F – MARCH 2002 – REVISED JUNE 2008
T
A
= 25 ° C, Gain = 1 V/V
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Output offset voltage (measured
|V
OO
| V
I
= 0 V, V
DD
= 2.5 V to 5.5 V 9 mV
differentially)
PSRR Power supply rejection ratio V
DD
= 2.5 V to 5.5 V -90 -70 dB
V
DD
= 3.6 V to 5.5 V, V
IC
= 0.5 V to V
DD
-0.8 -70 -65
CMRR Common-mode rejection ratio dB
V
DD
= 2.5 V, V
IC
= 0.5 V to 1.7 V -62 -55
V
DD
= 5.5 V 0.30 0.46
R
L
= 8 Ω , V
IN+
= V
DD
,
V
OL
Low-level output voltage V
DD
= 3.6 V 0.22 V
V
IN-
= 0 V or V
IN+
= 0 V, V
IN-
= V
DD
V
DD
= 2.5 V 0.19 0.26
V
DD
= 5.5 V 4.8 5.12
R
L
= 8 Ω , V
IN+
= V
DD
,
V
OH
High-level output voltage V
DD
= 3.6 V 3.28 V
V
IN-
= 0 V or V
IN+
= 0 V, V
IN-
= V
DD
V
DD
= 2.5 V 2.1 2.24
|I
IH
| High-level input current V
DD
= 5.5 V, V
I
= 5.8 V 1.2 µ A
|I
IL
| Low-level input current V
DD
= 5.5 V, V
I
= -0.3 V 1.2 µ A
I
DD
Supply current V
DD
= 2.5 V to 5.5 V, No load, SHUTDOWN = 2 V 1.7 2 mA
I
DD(SD)
Supply current in shutdown mode SHUTDOWN = 0.8 V, V
DD
= 2.5 V to 5.5 V, No load 0.01 0.9 µ A
T
A
= 25 ° C, Gain = 1 V/V, R
L
= 8 Ω
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 5 V 1.25
P
O
Output power THD + N = 1%, f = 1 kHz V
DD
= 3.6 V 0.63 W
V
DD
= 2.5 V 0.3
V
DD
= 5 V, P
O
= 1 W, f = 1 kHz 0.06%
Total harmonic distortion
THD+N V
DD
= 3.6 V, P
O
= 0.5 W, f = 1 kHz 0.07%
plus noise
V
DD
= 2.5 V, P
O
= 200 mW, f = 1 kHz 0.08%
C
(BYPASS)
= 0.47 ° F,
f = 217 Hz to 2 kHz,
V
DD
= 3.6 V to 5.5 V, -87
V
RIPPLE
= 200 mV
PP
Inputs ac-grounded with C
I
= 2 µ F
C
(BYPASS)
= 0.47 µ F,
f = 217 Hz to 2 kHz,
k
SVR
Supply ripple rejection ratio V
DD
= 2.5 V to 3.6 V, -82 dB
V
RIPPLE
= 200 mV
PP
Inputs ac-grounded with C
I
= 2 µ F
C
(BYPASS)
= 0.47 µ F,
f = 40 Hz to 20 kHz,
V
DD
= 2.5 V to 5.5 V, ≤ -74
V
RIPPLE
= 200 mV
PP
Inputs ac-grounded with C
I
= 2 µ F
SNR Signal-to-noise ratio V
DD
= 5 V, P
O
= 1 W 104 dB
No weighting 17
V
n
Output voltage noise f = 20 Hz to 20 kHz µ V
RMS
A weighting 13
V
DD
= 2.5 V to 5.5 V, f = 20 Hz to 1 kHz ≤ -85
Common-mode rejection
CMRR resistor tolerance = 0.1%, dB
ratio
f = 20 Hz to 20 kHz ≤ -74
gain = 4V/V, V
ICM
= 200 mV
PP
Z
I
Input impedance 2 M Ω
Z
O
Output impedance Shutdown mode > 10k
Shutdown attenuation f = 20 Hz to 20 kHz, R
F
= R
I
= 20 k Ω -80 dB
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