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TPA3144D2PWP Folha de dados(PDF) 7 Page - Texas Instruments

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Nome de Peças TPA3144D2PWP
Descrição Electrónicos  6-W Inductor Free Stereo (BTL) Class-D Audio Amplifier
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Fabricante Electrônico  TI1 [Texas Instruments]
Página de início  http://www.ti.com
Logo TI1 - Texas Instruments

TPA3144D2PWP Folha de dados(HTML) 7 Page - Texas Instruments

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TPA3144D2
www.ti.com
SLOS907B – APRIL 2015 – REVISED JULY 2015
Electrical Characteristics (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
AC CHARACTERISTICS, TA = 25°C, AVCC = PVCC = 12 V, RL = 6 Ω, using the TPA3144D2 EVM which is available at ti.com. (unless otherwise noted)
200 mVPP ripple at 1 kHz,
PSRR
Power supply ripple rejection
-65
dB
Gain = 20 dB, Inputs ac-coupled to GND
PO
Continuous output power
THD+N = 10%, f = 1 kHz
6
W
PO
Continuous output power
THD+N = 10%, f = 1 kHz, PVCC = 13V, RL = 8 Ω
6
W
PO
Continuous output power, PBTL (mono)
THD+N = 10%, f = 1 kHz, PVCC = 13V, RL = 4 Ω
12
W
IO
Maximum output current
f = 1kHz, RL=3Ω
3.1
A
THD+N
Total harmonic distortion + noise
f = 1 kHz, PO = 5 W (half-power)
0.06%
65
µV
20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB, Spread
Vn
Output integrated noise
Spectrum off
–80
dBV
Crosstalk
VO = 1 Vrms, Gain = 20 dB, f = 1 kHz
–75
dB
Maximum output at THD+N < 1%, f = 1 kHz,
SNR
Signal-to-noise ratio
102
dB
Gain = 20 dB, A-weighted, Spread Spectrum off
OTE
Thermal trip point
150
°C
Thermal hysteresis
15
°C
TFB
Thermal foldback trip point
125
°C
7.6 Switching Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
MIN
NOM
MAX
UNIT
fOSC
Oscillator frequency
250
310
350
kHz
fOSC, SS
Oscillator frequency, Spread Spectrum ON
255
315
355
kHz
Copyright © 2015, Texas Instruments Incorporated
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