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TPA3120D2PWPR Fiches technique(PDF) 4 Page - Texas Instruments

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No de pièce TPA3120D2PWPR
Description  25-W STEREO CLASS-D AUDIO POWER AMPLIFIER
Download  23 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

TPA3120D2PWPR Fiches technique(HTML) 4 Page - Texas Instruments

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DC CHARACTERISTICS
AC CHARACTERISTICS
TPA3120D2
SLOS507 – MARCH 2007
T
A = 25°C, VCC = 24 V, RL = 4 Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Class-D output offset voltage
| VOS |
VI = 0 V, AV = 36 dB
7.5
50
mV
(measured differentially)
V(BYPASS)
Bypass output voltage
No load
AVCC/8
V
VCC = 10 V to 30 V, Inputs ac coupled to AGND,
PSRR
Power supply rejection ratio
-70
dB
Gain = 36 dB
ICC(q)
Quiescent supply current
SD = 2 V, MUTE = 0 V, No load
23
37
mA
ICC(q)
Quiescent supply current in
MUTE = 0.8 V, No load
23
mA
mute mode
ICC(q)
Quiescent supply current in
SD = 0.8 V , No load
390
825
µA
shutdown mode
rDS(on)
Drain-source on-state
250
m
resistance
GAIN0 = 0.8 V
18
20
22
GAIN1 = 0.8 V
GAIN0 = 2 V
24
26
28
G
Gain
dB
GAIN0 = 0.8 V
30
32
34
GAIN = 2 V
GAIN0 = 2 V
34
36
38
T
A = 25°C, VCC = 24 V, RL = 4Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC = 19.5 V to 20.5 V from 10 Hz to 1 kHz,
KSVR
Supply ripple rejection
-60
dB
Gain = 20 dB
VCC = 24 V, RL = 4 Ω, f = 1 kHz
16
Output Power at 1% THD+N
VCC = 24 V, RL = 8 Ω, f = 1 kHz
8
PO
W
VCC = 24 V, RL = 4 Ω, f = 1 kHz
20
Output Power at 10% THD+N
VCC = 24 V, RL = 8 Ω, f = 1 kHz
10
RL = 4 Ω, f = 1 kHz, Po = 10 W
0.08%
THD+N
Total harmonic distortion + noise
RL = 8 Ω, f = 1 kHz, Po = 5 W
0.15%
85
µV
Vn
Output integrated noise floor
20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB
-80
dB
Crosstalk
PO = 1 W, f = 1kHz; Gain = 20 dB
-60
dB
SNR
Signal-to-noise ratio
Max Output at THD+N < 1%, f = 1 kHz, Gain = 20 dB
99
dB
Thermal trip point
150
°C
Thermal hysteresis
30
°C
fOSC
Oscillator frequency
230
250
270
kHz
4
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