參數(shù)資料
型號: TPA721DGNR
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): 8/22頁
文件大?。?/td> 332K
代理商: TPA721DGNR
TPA721
700-mW MONO LOW-VOLTAGE AUDIO POWER AMPLIFIER
SLOS231C
NOVEMBER 1998
REVISED APRIL 2001
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 11
f
Frequency
Hz
T
T
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
10
AV =
2 V/V
VDD = 5 V
PO = 700 mW
RL = 8
BTL
20
1k
10k
1
0.01
0.1
20k
100
AV =
20 V/V
AV =
10 V/V
Figure 12
f
Frequency
Hz
T
T
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
FREQUENCY
10
PO = 700 mW
VDD = 5 V
RL = 8
AV =
2 V/V
BTL
20
1k
10k
1
0.01
0.1
20k
100
PO = 50 mW
PO = 350 mW
Figure 13
PO
Output Power
W
0.1
0.2
1
0.4
0.5
0.7
0.8
T
T
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
10
RL = 8
VDD = 5 V
f = 1 kHz
AV =
2 V/V
BTL
1
0.01
0.1
0.3
0.6
0.9
Figure 14
PO
Output Power
W
T
T
TOTAL HARMONIC DISTORTION PLUS NOISE
vs
OUTPUT POWER
10
f = 20 Hz
VDD = 5 V
RL = 8
CB = 1
μ
F
AV =
2 V/V
BTL
0.01
0.1
1
1
0.01
0.1
f = 1 kHz
f = 10 kHz
f = 20 kHz
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TPA721DRG4 功能描述:音頻放大器 Mono Class-AB w/Active HIgh Shtdwn 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
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TPA721MSOPEVM 功能描述:音頻 IC 開發(fā)工具 TPA721MSOP Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V