參數(shù)資料
型號： TPA731DR
元件分類： 音頻放大器
英文描述： Single Audio Amplifier
中文描述： 單音頻放大器
文件頁數(shù)： 3/22頁
文件大?。?/td> 337K
代理商： TPA731DR
TPA731
700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
WITH DIFFERENTIAL INPUTS
SLOS315A
–
JUNE 2000
–
REVISED APRIL 2001
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature, V
DD
= 3.3 V, T
A
= 25
°
C (unless otherwise
noted)
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NOTES:
2. This parameter is measured with no external capacitors connected to the device.
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2.5
operating characteristics, V
DD
= 3.3 V, T
A
= 25
°
C, R
L
= 8
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NOTE 3: Output power is measured at the output terminals of the device at f = 1 kHz.
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B1
–
2 V/V,
Open Loop,
20
79
kHz
dB
V(rms)
Maximum output power bandwidth
Supply ripple rejection ratio
f = 1 kHz,
THD = 2%,
CB = 1
μ
F,
CB = 0.1
F,
See Figure 7
See Figure 2
1.4
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Vn
Noise output voltage
Unity-gain bandwidth
See Figure 15
17
MHz
AV =
–
1V/V,
See Figure 19
electrical characteristics at specified free-air temperature, V
DD
= 5 V, T
A
= 25
°
C (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
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|VOS|
PSRR
Output offset voltage (measured differentially)
78
20
mV
Power supply rejection ratio
VDD = 4.9 V to 5.1 V
1500
dB
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operating characteristics, V
DD
= 5 V, T
A
= 25
°
C, R
L
= 8
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The DGN package, properly mounted, can conduct 700 mW RMS power continuously. The D package, can only conduct 350 mW RMS power
continuously, with peaks to 700 mW.
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B1
–
2 V/V,
Open Loop,
1.4
20
17
kHz
MHz
μ
V(rms)
Maximum output power bandwidth
Unity-gain bandwidth
Vn
Noise output voltage
AV =
–
1 V/V,
THD = 2%,
See Figure 16
CB = 0.1
μ
F,
See Figure 11
See Figure 20
80
Supply ripple rejection ratio
f = 1 kHz,
CB = 1
μ
F,
See Figure 2
dB
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