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TPA3001D1PWP 数据表(PDF) 4 Page - Texas Instruments

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部件名 TPA3001D1PWP
功能描述  20 W MONO CLASS D AUDIO POWER AMPLIFIER
Download  26 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TPA3001D1PWP 数据表(HTML) 4 Page - Texas Instruments

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TPA3001D1
SLOS398A − DECEMBER 2002 − REVISED APRIL 2003
4
www.ti.com
recommended operating conditions
MIN
MAX
UNIT
Supply voltage, VCC, PVCC
RL ≥ 3.6 Ω†
8
18
V
Load impedance, RL
3.6
High-level input voltage, VIH
GAIN0, GAIN1, SHUTDOWN
2
V
Low-level input voltage, VIL
GAIN0, GAIN1, SHUTDOWN
0.8
V
Operating free-air temperature, TA
−40
85
°C
† The TPA3001D1 must not be used with any speaker or load (including speaker with output filter) that could vary below 3.6 Ω over the audio
frequency band.
electrical characteristics at TA = 25°C, PVCC = VCC = 12 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
|VOS|
Output offset voltage (measured differentially)
VI = 0 V,
AV = 12 dB, 18, 23.6 dB
50
mV
|VOS|
Output offset voltage (measured differentially)
VI = 0 V,
AV = 36 dB
100
mV
PSRR
Power supply rejection ratio
PVCC = 11.5 V to 12.5 V
−73
dB
|IIH|
High-level input current
PVCC = 12 V,
VI = PVCC
1
µA
|IIL|
Low-level input current
PVCC = 12 V,
VI = 0 V
1
µA
SHUTDOWN = 2.0 V, No load
8
15
mA
ICC
Supply current
SHUTDOWN = VCC, VCC = 18 V,
PO = 20 W, RL = 8 Ω
1.3
A
ICC(SD)
Supply current, shutdown mode
SHUTDOWN = 0.8 V
1
2
µA
fs
Switching frequency
ROSC = 120 kΩ,COSC = 220 pF
250
kHz
rds(on)
Output transistor on resistance (total)
IO = 1 A, TJ = 25°C
0.2
0.3
0.7
GAIN1 = 0.8 V, GAIN0 = 0.8 V
10.9
12
12.8
dB
G
Gain
GAIN1 = 0.8 V, GAIN0 = 2 V
17.1
18
18.5
dB
G
Gain
GAIN1 = 2 V, GAIN0 = 0.8 V
23
23.6
24.3
dB
GAIN1 = 2 V, GAIN0 = 2 V
33.9
36
36.5
dB
operating characteristics, PVCC = VCC = 12 V, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Continuous output power at 10%
f = 1 kHz,
RL = 4 Ω
12.8
PO
Continuous output power at 10%
THD+N
f = 1 kHz,
RL = 8 Ω
9
W
PO
Continuous output power at 1%
f = 1 kHz,
RL = 4 Ω
10.3
W
Continuous output power at 1%
THD+N
f = 1 kHz,
RL = 8 Ω
7.2
THD + N
Total harmonic distortion plus noise
PO = 10 W, RL = 4 Ω,
f = 20 Hz to 20 kHz
0.2%
BOM
Maximum output power bandwidth
THD = 1%
20
kHz
kSVR
Supply ripple rejection ratio
f = 1 kHz,
C(BYPASS) = 1 µF
−70
dB
SNR
Signal-to-noise ratio
PO = 10 W, RL = 4 Ω
95
dB
C(BYPASS) = 1 µF,
f = 20 Hz to 22 kHz,
86
µV(rms)
Vn
Noise output voltage
C(BYPASS) = 1 µF,
f = 20 Hz to 22 kHz,
No weighting filter used, Gain = 12 dB
−81
dBV
Vn
Noise output voltage
C(BYPASS) = 1 µF,
f = 20 Hz to 22 kHz,
66
µV(rms)
C(BYPASS) = 1 µF,
f = 20 Hz to 22 kHz,
A-weighted filter,
Gain = 12 dB
−84
dBV
Zi
Input impedance
See Table 1, page 21
>23
k


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