Datasheet

TAS5611
www.ti.com SLAS681A –DECEMBER 2009–REVISED APRIL 2010
AUDIO CHARACTERISTICS (BTL)
PCB and system configuration are in accordance with recommended guidelines. Audio frequency = 1kHz, PVDD_X = 32.5V,
GVDD_X = 12 V, R
L
= 4Ω, f
S
= 400kHz, R
OC
= 30kΩ, T
C
= 75°C, Output Filter: L
DEM
= 7mH, C
DEM
= 680nF,
MODE = 010, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
R
L
= 3 Ω, 10% THD+N (add Schottky diodes on
all output nodes OUT_X to GND_X, ROC = 165
22kΩ)
R
L
= 4 Ω, 10% THD+N 125
P
O
Power output per channel W
R
L
= 3 Ω, 1% THD+N (add Schottky diodes on
all output nodes OUT_X to GND_X, ROC = 130
22kΩ)
R
L
= 4 Ω, 1% THD+N 105
THD+N Total harmonic distortion + noise 1 W 0.03%
A-weighted, AES17 filter, Input Capacitor
V
n
Output integrated noise 168 mV
Grounded
|V
OS
| Output offset voltage Inputs AC coupled to GND 20 40 mV
SNR Signal-to-noise ratio
(1)
A-weighted, AES17 filter 100 dB
DNR Dynamic range A-weighted, AES17 filter 100 dB
P
idle
Power dissipation due to Idle losses (I
PVDD_X
) P
O
= 0, 4 channels switching
(2)
1.3 W
(1) SNR is calculated relative to 1% THD+N output level..
(2) Actual system idle losses also are affected by core losses of output inductors.
AUDIO CHARACTERISTICS (PBTL)
PCB and system configuration are in accordance with recommended guidelines. Audio frequency = 1kHz, PVDD_X = 32.5V,
GVDD_X = 12 V, R
L
= 2Ω, f
S
= 400kHz, R
OC
= 30kΩ, T
C
= 75°C, Output Filter: L
DEM
= 7 mH, C
DEM
= 1.5 mF,
MODE = 101-10, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
R
L
= 2 Ω, 10% THD+N 250
R
L
= 3 Ω, 10% THD+N 165
R
L
= 4 Ω, 10% THD+N 125
P
O
Power output per channel W
R
L
= 2 Ω, 1% THD+N 210
R
L
= 3 Ω, 1% THD+N 135
R
L
= 4 Ω, 1% THD+N 105
THD+N Total harmonic distortion + noise 1 W 0.03%
V
n
Output integrated noise A-weighted 170 mV
SNR Signal to noise ratio
(1)
A-weighted 100 dB
DNR Dynamic range A-weighted 100 dB
P
idle
Power dissipation due to idle losses (IPVDD_X) P
O
= 0, 4 channels switching
(2)
1.3 W
(1) SNR is calculated relative to 1% THD-N output level.
(2) Actual system idle losses are affected by core losses of output inductors.
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