參數(shù)資料
型號(hào)： TPA2051D3YFFR
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 音頻／視頻放大
英文描述： 2.9 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA25
封裝： 2.16 X 2.11 MM, 0.40 MM PITCH, GREEN, WCSP-25
文件頁(yè)數(shù)： 33/34頁(yè)
文件大?。?/td> 1594K
代理商： TPA2051D3YFFR
OPERATING CHARACTERISTICS
SLOS641A – JUNE 2009 – REVISED OCTOBER 2009 ..................................................................................................................................................... www.ti.com
VDD = 3.6 V, TA = 25°C, Input gain = 0 dB, Class-D gain = +6 dB, Headphone gain = 0 dB, RSPEAKER = 8 , RHEADPHONES =
16
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
CLASS-D POWER AMPLIFIER
THD = 1%, AVDD = PVDD = 4.2 V,
1000
f = 1 kHz
THD = 1%, AVDD = PVDD = 3.6 V,
730
f = 1 kHz
PO
Speaker output power
mW
THD = 10%, AVDD = PVDD = 3.6 V,
900
f = 1 kHz
THD = 10%, AVDD = PVDD = 5.0 V,
2900
f = 1 kHz, RSPEAKER = 4
SNR
Signal-to-noise ratio
PO = 600 mW
97
dB
En
Noise output voltage
A-weighted
21
V
RMS
PO = 400 mW, f = 1 kHz
0.06%
Total harmonic distortion plus
THD+N
noise(1)
PO = 1 W , AVDD = PVDD = 5.0 V, f = 1 kHz
0.04%
200 mVpp ripple, f = 217 Hz
77
dB
AC PSRR
AC-Power supply rejection ratio
200 mVpp ripple, f = 10 kHz
68
dB
Threshold
150
°C
Thermal shutdown
Hysteresis
15
°C
Output impedance in shutdown
2
k
HEADPHONE AMPLIFIER
PO
Headphone output power(2)
THD = 1%, AVDD = PVDD = 3.0 V,
25
mW
f = 1 kHz, in-phase
VOS
Output Offset Voltage
Volume at 0 dB
±0.6
mV
Output impedance in shutdown
25
SNR
Signal-to-noise ratio
PO = 20 mW
97
dB
En
Noise output voltage
A-weighted
7.5
V
RMS
PO = 20 mW, f = 1 kHz
0.02%
Total harmonic distortion plus
THD+N
noise(1)
PO = 20 mW into 32 , f = 1 kHz
0.01%
200 mVpp ripple, f = 217 Hz
95
dB
AC PSRR
AC-Power supply rejection ratio
200 mVpp ripple, f = 10 kHz
84
dB
fOSC
Charge pump switching frequency
1200
kHz
ΔAV
Gain matching
Between Left and Right channels
0.1
dB
HBM Electrostatic discharge
HPLEFT and HPRIGHT
±8
kV
BYPASS MODE
RON
Bypass switch on impedance
AVDD = PVDD = 3 V, VDIFF = 2 VP-P,
1.1
4.5
VCM = AVDD/2, Temp = 25°C
THD
Total harmonic distortion
VDIFF = 2 VP-P, f = 1 kHz, RSERIES = 10
0.02%
Off attenuation
80
dB
INPUT SECTION
RIN
Input impedance (per input pin)
Volume Control gain = 18 dB
4.0
5.0
k
VIN_MAX
Maximum differential input signal
Volume Control gain = –66 dB
5.2
VP–P
swing
Volume Control gain = 0 dB
2.6
Volume Control gain = 18 dB
0.22
Gain matching
0.1
dB
Crosstalk
GAIN = 0 dB, f = 1 kHz
60
dB
Start-up time from shutdown
8
ms
(1)
A-weighted
(2)
Per output channel
8
Copyright 2009, Texas Instruments Incorporated
Product Folder Link(s): TPA2051D3
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPA2051D3YFFT 功能描述:音頻放大器 2.9W 3-Input Audio Subsystem RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
TPA2054D4A 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:1.4 W/CH STEREO CLASS-D AUDIO SUBSYSTEM WITH DirectPatha?￠ HEADPHONE AMPLIFIER AND 3:1 INPUT MUX
TPA2054D4AYZKR 功能描述:音頻放大器 1.4 W/Ch 3-Inp Audio Subsystem RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
TPA2054D4AYZKT 功能描述:音頻放大器 1.4 W/Ch 3-Inp Audio Subsystem RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類(lèi)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
TPA2054D4YZKEVM 功能描述:音頻 IC 開(kāi)發(fā)工具 TPA2054D4YZKEVM Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類(lèi)型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
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