參數(shù)資料
型號(hào): TPA741D
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.35 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝: GREEN, PLASTIC, MS-012AA, SOIC-8
文件頁(yè)數(shù): 26/27頁(yè)
文件大?。?/td> 760K
代理商: TPA741D
www.ti.com
f Frequency Hz
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
PO = 700 mW
VDD = 5 V
RL = 8
AV = 2 V/V
20
1k
10k
1
0.01
10
0.1
20k
100
PO = 50 mW
PO = 350 mW
PO Output Power W
0.1
0.2
1
0.4
0.5
0.7
0.8
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
RL = 8
VDD = 5 V
f = 1 kHz
AV = 2 V/V
1
0.01
10
0.1
0.3
0.6
0.9
10
0
20
30
20
30
f Frequency kHz
80
10
180
°
180
°
Phase
60
°
60
°
Open-Loop
Gain
dB
Phase
1
101
102
103
104
50
40
60
70
140
°
100
°
20
°
20
°
100
°
140
°
VDD = 3.3 V
RL = Open
Gain
PO Output Power W
THD+N
T
otal
Harmonic
Distortion
+
Noise
%
f = 20 Hz
VDD = 5 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 kHz
TPA741
SLOS316C – JUNE 2000 – REVISED JUNE 2004
TOTAL HARMONIC DISTORTION + NOISE
vs
FREQUENCY
OUTPUT POWER
Figure 12.
Figure 13.
TOTAL HARMONIC DISTORTION + NOISE
OPEN-LOOP GAIN AND PHASE
vs
OUTPUT POWER
FREQUENCY
Figure 14.
Figure 15.
8
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TPA741DGNR 功能描述:音頻放大器 Mono Diff Input Class-AB RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TPA741DGNRG4 功能描述:音頻放大器 Mono Diff Input Class-AB RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel