參數(shù)資料
型號： TAS5121A
廠商： Texas Instruments, Inc.
英文描述： DIGITAL AMPLIFIER POWER STAGE
中文描述： 數(shù)字放大器功率級
文件頁數(shù)： 5/21頁
文件大?。?/td> 405K
代理商： TAS5121A
SLES094A - OCTOBER 2003 - REVISED MARCH 2004
www.ti.com
5
RECOMMENDED OPERATING CONDITIONS
MIN
TYP
MAX
UNIT
DVDD
Digital supply (1)
Relative to DGND
3
3.3
3.6
V
GVDD
Supply for internal gate drive and logic
regulators
Relative to GND
16
29.5
30.5
V
PVDD_x
Half-bridge supply
Relative to GND, RL= 6
to 8
0
29.5
30.5
V
TJ
(1)It is recommended for DVDD to be connected to DREG via a 100-
resistor.
ELECTRICAL CHARACTERISTICS
PVDD_X = 29.5 V, GVDD = 29.5 V, DVDD connected to DREG via a 100-
resistor, RL = 6
, 8X fs
= 384 kHz, unless otherwise noted
Junction temperature
0
125
C
TYPICAL
OVER TEMPERATURE
TCase=
75
°
C
TO 85
°
C
SYMBOL
PARAMETER
TEST CONDITIONS
TA=25
°
C
TA=25
°
C
TA=40
°
C
UNITS
MIN/TYP/
MAX
AC PERFORMANCE, BTL Mode, 1 kHz
RL = 8
, THD = 0.2%,
AES17 filter, 1 kHz
40
W
Typ
Po
Output power
RL = 8
, THD = 10%, AES17
filter, 1 kHz
50
W
Typ
RL = 6
, THD = 0.2%,
AES17 filter, 1 kHz
50
W
Typ
RL = 6
, THD = 10%, AES17
filter, 1 kHz
62
W
Typ
Po = 1 W/ channel, RL = 6
,
AES17 filter
0.03%
Typ
THD+N
Total harmonic distortion
+ noise
Po = 10 W/channel, RL = 6
,
AES17 filter
0.04%
Typ
Po = 50 W/channel, RL = 6
,
AES17 filter
0.2%
Typ
Vn
Output integrated voltage
noise
A-weighted, mute, RL = 6
,,
20 Hz to 20 kHz, AES17 filter
260
μ
V
Max
SNR
Signal-to-noise ratio
A-weighted, AES17 filter
96
dB
Typ
DR
Dynamic range
f = 1 kHz, A-weighted,
AES17 filter
96
dB
Typ
INTERNAL VOLTAGE REGULATOR
DREG
Voltage regulator
Io = 1 mA,
PVDD = 18 V-30.5 V
3.1
V
Typ
GREG
Voltage regulator
Io = 1.2 mA,
PVDD = 18 V-30.5 V
13.4
V
Typ
IVGDD
GVDD supply current,
operating
fS = 384 kHz, no load, 50%
duty cycle
24
mA
Max
IDVDD
DVDD supply current,
operating
fS = 384 kHz, no load
1
5
mA
Max
OUTPUT STAGE MOSFETs
Forward on-resistance,
low side
RDSon,LS
TJ = 25
°
C
155
m
Typ
RDSon,HS
Forward on-resistance,
high side
TJ = 25
°
C
155
m
Typ
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TAS5121DKD 功能描述:音頻放大器 TAS5121 Digital Amp Power Stage 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
TAS5121DKDE4 功能描述:音頻放大器 TAS5121 Digital Amp Power Stage 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
TAS5121DKDR 功能描述:音頻放大器 TAS5121 Digital Amp Power Stage 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
TAS5121DKDRE4 功能描述:音頻放大器 TAS5121 Digital Amp Power Stage 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
TAS5121I 制造商:TI 制造商全稱:Texas Instruments 功能描述:DIGITAL AMPLIIFIER POWER STAGE
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