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TPA3131D2RHBT Datasheet(PDF) 6 Page - Texas Instruments

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No. de pieza TPA3131D2RHBT
Descripción Electrónicos  25-W Filter-Free Class-D Stereo Amplifier
Download  35 Pages
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

TPA3131D2RHBT Datasheet(HTML) 6 Page - Texas Instruments

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TPA3131D2, TPA3132D2
SLOS841B – SEPTEMBER 2013 – REVISED JANUARY 2015
www.ti.com
6.5 DC Electrical Characteristics
TA = 25°C, AVCC = PVCC = 7.4 V to 26 V, RL = 8 Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Class-D output offset voltage (measured
| VOS |
VI = 0 V, Gain = 36 dB
1.5
15
mV
differentially)
SDZ = 2 V, No load or filter, PVCC = 7.4 V
16
(TPA3131D2)
ICC
Quiescent supply current
mA
SDZ = 2 V, No load or filter, PVCC = 19 V
27
(TPA3132D2)
Quiescent supply current in shutdown
ICC(SD)
SDZ = 0.8 V, No load or filter
<50
µA
mode
Drain-source on-state resistance,
rDS(on)
PVCC = 7.4V to 19V V, Iout = 500 mA, TJ = 25°C
120
m
Ω
measured pin to pin
R1 = 5.6 k
Ω, R2 = Open
19
20
21
dB
R1 = 20 k
Ω, R2 = 100 kΩ
25
26
27
G
Gain (MSTR)
R1 = 39 k
Ω, R2 = 100 kΩ
31
32
33
dB
R1 = 47 k
Ω, R2 = 75 kΩ
35
36
37
R1 = 51 k
Ω, R2 = 51 kΩ
19
20
21
dB
R1 = 75 k
Ω, R2 = 47 kΩ
25
26
27
G
Gain (SLV)
R1 = 100 k
Ω, R2 = 39 kΩ
31
32
33
dB
R1 = 100 k
Ω, R2 = 16 kΩ
35
36
37
ton
Turn-on time
SDZ = 2 V
10
ms
tOFF
Turn-off time
SDZ = 0.8 V
2
µs
GVDD
Gate drive supply
IGVDD < 200 µA
6.4
6.9
7.4
V
Output voltage maximum under PLIMIT
VO
V(PLIMIT) = 2 V; VI = 1 Vrms
6.75
7.90
8.75
V
control
6.6 AC Electrical Characteristics
TA = 25°C, AVCC = PVCC = 7.4 V to 24 V, RL = 8 Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
200 mVPP ripple at 1 kHz, Gain = 20 dB, Inputs AC-
KSVR
Power supply ripple rejection
–70
dB
coupled to GND
RL = 8 Ω, THD+N = 10%, f = 1 kHz, PVCC = 7.4 V
4
(TPA3131D2)
RL = 4 Ω, THD+N = 10%, f = 1 kHz, PVCC = 7.4 V
7.3
(TPA3131D2)
PO
Continuous output power
W
RL = 8 Ω, THD+N = 10%, f = 1 kHz, PVCC = 19V
25
(TPA3132D2)
RL = 4 Ω, THD+N = 10%, f = 1 kHz, PVCC = 19V
42
(TPA3132D2)
RL = 8 Ω, f = 1 kHz, PO = 0.1W to 2 W (TPA3132D2)
THD+N
Total harmonic distortion + noise
0.1%
RL = 8 Ω, f = 1 kHz, PO = 0.1W to 12.5 W (TPA3131D2)
70
µV
Vn
Output integrated noise
20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB
–80
dBV
Crosstalk
VO = 1 Vrms, Gain = 20 dB, f = 1 kHz
–100
dB
Maximum output at THD+N < 1%, f = 1 kHz, Gain = 20 dB,
98
A-weighted (TPA3131D2, PVCC = 7.4V)
SNR
Signal-to-noise ratio
dB
Maximum output at THD+N < 1%, f = 1 kHz, Gain = 20 dB,
105
A-weighted (TPA3131D2, PVCC = 19V)
6
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