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參數資料
| 型號： | TPA6047A4RHB |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC32 |
| 封裝： | PLASTIC, QFN-32 |
| 文件頁數： | 24/27頁 |
| 文件大小： | 1084K |
| 代理商： | TPA6047A4RHB |
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HEADPHONE AMPLIFIER DC ELECTRICAL CHARACTERISTICS
HEADPHONE AMPLIFIER AC CHARACTERISTICS
LDO CHARACTERISTICS
SLOS601 – OCTOBER 2008.............................................................................................................................................................................................. www.ti.com
TA = 25°C, HPVDD = CPVDD = VDD = 5 V, RL = 16 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
| VOS |
Output offset voltage
Inputs grounded
1.5
mV
PSRR
Power supply rejection ratio
HPVDD = 4.5 V to 5.5 V
–75
–100
dB
TA = 25°C, HPVDD = 5 V, RL = 16 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
THD+N = 10%, RL = 16 , f = 1 kHz
100
PO
Output power (outputs in phase)
mW
THD+N = 10%, RL = 32 , f = 1 kHz
50
PO = 80 mW, f = 20 Hz to 20 kHz,
0.1
RL = 16
THD+N
Total harmonic distortion plus noise
%
PO = 40 mW, f = 20 Hz to 20 kHz,
0.1
RL = 32
Dynamic Range with Signal Present
A-Weighted, f = 20 Hz to 20 kHz
–89
dB FS
kSVR
Supply ripple rejection ratio
f = 1 kHz, 200-mVPP ripple
-60
dB
Crosstalk
Po = 2.8 mW, f = 20 Hz to 20 kHz
-90
dB
Vn
Noise output voltage
f = 20 Hz to 20 kHz, No weighting
20
Vrms
ZI
Input Impedance
15
20
k
Gain
Closed-loop voltage gain
RL = 16
–1.45
–1.5
–1.55
V/V
Start-up time from shutdown
8
ms
TA = 25°C, VDD = 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Input voltage
VDD
4.5
5.5
V
IO
Continuous output current
120
mA
VO
Output voltage
0 < IO < 120 mA; 4.9 V < Vin < 5.5 V
4.65
4.75
4.85
V
Line regulation
IL = 5 mA; 4.9 V < Vin < 5.5 V
1.8
10
mV
Load regulation
IL = 0 – 120 mA, Vin = 5 V
0.13
mV/ mA
Power supply ripple rejection
VDD = 4.9 V, IL = 10 mA
f = 100 Hz
–46
dB
6
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPA6047A4
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相關代理商/技術參數 |
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| TPA6047A4RHBR | 功能描述:音頻放大器 2W Stereo Audio Pwr Amp 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 |
| TPA6047A4RHBRG4 | 功能描述:音頻放大器 2W Stereo Audio Pwr Amp 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 |
| TPA6100A2 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:50-mW Ultra-Low Voltage Audio Power Amp |
| TPA6100A2D | 功能描述:音頻放大器 Ultra Low Voltage Stereo Headphone 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 |
| TPA6100A2D_06 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:50-mW ULTRALOW VOLTAGE STEREO HEADPHONE AUDIO POWER AMPLIFIER |
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