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參數資料
| 型號： | TPA2001D2PWPR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| 封裝： | GREEN, PLASTIC, HTSSOP-24 |
| 文件頁數： | 11/16頁 |
| 文件大小： | 370K |
| 代理商： | TPA2001D2PWPR |
TPA2001D2
1-W FILTERLESS STEREO CLASS-D AUDIO POWER AMPLIFIER
SLOS292A – MARCH 2000 – REVISED APRIL 2000
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
MIN
MAX
UNIT
Supply voltage, VDD, PVDD
4.5
5.5
V
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
PWM Frequency
200
300
kHz
electrical characteristics, TA = 25°C, VDD = PVDD = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
| VOO |
Output offset voltage (measured differentially)
VI = 0 V
10
mV
PSRR
Power supply rejection ratio
VDD=PVDD = 4.5 V to 5.5 V
–77
dB
IIH
High-level input current
VDD=PVDD = 5.5 V, VI = VDD = PVDD
1
A
IIL
Low-level input current
VDD=PVDD = 5.5 V, VI = 0 V
–1
A
IDD
Supply current
No filter (with or without speaker load)
8
10
mA
IDD
Supply current
With filter, L = 22
H,
C = 1
F
15
mA
IDD(SD) Supply current, shutdown mode
1
10
A
operating characteristics, TA = 25°C, VDD = PVDD = 5 V, RL = 8 , Gain = 8 dB (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PO
Output power
THD = 0.4%,
f = 1 kHz,
RL = 8
1
W
THD+N
Total harmonic distortion plus noise
PO = 0.5 W,
f = 20 Hz to 20 kHz
<0.2%
BOM
Maximum output power bandwidth
THD = 5%
20
kHz
kSVR
Supply ripple rejection ratio
f = 1 kHz,
C(BYPASS) = 0.4 F
–60
dB
SNR
Signal-to-noise ratio
20 Hz to 20 kHz
87
dBV
Integrated noise floor
20 Hz to 20 kHz, No input
56
V
ZI
Input impedance
>20
k
Table 1. Gain Settings
GAIN0
GAIN1
AMPLIFIER GAIN
(dB)
INPUT IMPEDANCE
(k
)
GAIN0
GAIN1
TYP
0
8
104
0
1
12
74
1
0
17.5
44
1
23.5
24
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| TPA2001D2PWPRG4 | 功能描述:音頻放大器 Stereo Filter-Free Class-D RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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| TPA2005D1DGN | 功能描述:音頻放大器 Mono Fully Diff Filter-Free Class-D RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
| TPA2005D1DGN | 制造商:Texas Instruments 功能描述:AUDIO POWER AMPLIFIER IC ((NW)) 制造商:Texas Instruments 功能描述:IC, AUDIO PWR AMP, CLASS D, 1.4W, MSOP-8 |
| TPA2005D1DGNG4 | 功能描述:音頻放大器 Mono Fully Diff Filter-Free Class-D RoHS:否 制造商:STMicroelectronics 產品: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: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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