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TPA2000D2 Datasheet(PDF) 4 Page - Texas Instruments

Part No. TPA2000D2
Description  2-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
Logo TI - Texas Instruments

TPA2000D2 Datasheet(HTML) 4 Page - Texas Instruments

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RECOMMENDED OPERATING CONDITIONS
ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
TPA2000D2
SLOS291F – MARCH 2000 – REVISED MARCH 2007
MIN
TYP
MAX
UNIT
VDD, PVDD
Supply voltage
4.5
5.5
V
VIH
High-level input voltage
GAIN0, GAIN1, SHUTDOWN
2
V
VIL
Low-level input voltage
GAIN0, GAIN1, SHUTDOWN
0.8
V
ROSC
Oscillator resistance
120
k
COSC
Oscillator capacitance
220
pF
fs
Switching frequency
200
300
kHz
TA
Operating free-air temperature
-40
85
°C
T
A = 25°C, VDD = PVDD = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
| VOO |
Output offset voltage (measured differentially)
VI = 0 V
25
mV
PSRR
Power supply rejection ratio
VDD=PVDD = 4.5 V to 5.5 V
-77
dB
IIH
High-level input current
VDD=PVDD = 5.5 V, VI = VDD = PVDD
1
µA
IIL
Low-level input current
VDD=PVDD = 5.5 V, VI = 0 V
1
µA
IDD
Supply current
No filter (with or without speaker load)
8
10
mA
IDD
Supply current
With filter, L = 22 µH, C = 1 µF
15
mA
IDD(SD)
Supply current, shutdown mode
1
15
µA
T
A = 25°C, VDD = PVDD = 5 V, RL = 4 Ω, Gain = 8 dB (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
THD = 0.1%, f = 1 kHz, RL = 3 Ω
2
W
THD+N
Total harmonic distortion plus noise
PO = 1 W, f = 20 Hz to 20 kHz
<0.5%
BOM
Maximum output power bandwidth
THD = 5%
20
kHz
kSVR
Supply ripple rejection ratio
f = 1 kHz, C(BYPASS) = 0.4 µF
-60
dB
SNR
Signal-to-noise ratio
87
dBV
Integrated noise floor
20 Hz to 20 kHz, No input
56
µV
ZI
Input impedance
>20
k
Table 1. Gain Settings
AMPLIFIER GAIN
INPUT IMPEDANCE
(dB)
(k
Ω)
GAIN1
GAIN0
TYP
TYP
0
0
8
104
0
1
12
74
1
0
17.5
44
1
1
23.5
24
4
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