參數(shù)資料
型號(hào): TPA751GQS
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.7 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA24
封裝: 3 X3 MM, PLASTIC, BGA-24
文件頁(yè)數(shù): 30/32頁(yè)
文件大?。?/td> 910K
代理商: TPA751GQS
TPA751
700mW MONO LOW VOLTAGE AUDIO POWER AMPLIFIER
WITH DIFFERENTIAL INPUTS
SLOS336C DECEMBER 2000 REVISED OCTOBER 2002
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 7
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
AV = 2 V/V
VDD = 3.3 V
PO = 250 mW
RL = 8
20
1k
10k
1
0.01
10
0.1
20k
100
AV = 20 V/V
AV = 10 V/V
Figure 8
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
PO = 125 mW
VDD = 3.3 V
RL = 8
AV = 2 V/V
20
1k
10k
1
0.01
10
0.1
20k
100
PO = 50 mW
PO = 250 mW
Figure 9
PO Output Power W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
0
0.15
0.4
1
0.01
10
0.1
0.2
0.25
0.3
0.35
VDD = 3.3 V
f = 1 kHz
AV = 2 V/V
0.05
0.1
RL = 8
Figure 10
PO Output Power W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
f = 20 kHz
VDD = 3.3 V
RL = 8
CB = 1 F
AV = 2 V/V
0.01
0.1
1
0.01
10
0.1
f = 1 kHz
f = 10 kHz
f = 20 Hz
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