參數(shù)資料
型號(hào)： TAS5132DDV
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 50 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO44
封裝： GREEN, PLASTIC, HTSSOP-44
文件頁數(shù)： 25/26頁
文件大小： 574K
代理商： TAS5132DDV
www.ti.com
RECOMMENDED OPERATING CONDITIONS
AUDIO SPECIFICATIONS (BTL)
SLES190 – DECEMBER 2006
MIN
TYP
MAX
UNIT
PVDD_X
Half-bridge supply
DC supply voltage
0
18
19
V
Supply for logic regulators and gate-drive
GVDD_X
DC supply voltage
10.8
12
13.2
V
circuitry
VDD
Digital regulator input
DC supply voltage
10.8
12
13.2
V
RL (BTL)
6-8
Output filter: L = 10
H, C = 470 nF.
RL (SE)
Load impedance
Output AD modulation, switching
3-4
frequency > 350 kHz
RL (PBTL)
3-4
LOutput (BTL)
10
Minimum output inductance under
LOutput (SE)
Output-filter inductance
10
H
short-circuit condition
LOutput (PBTL)
10
FPWM
PWM frame rate
192
384
432
kHz
TJ
Junction temperature
0
125
°C
PVDD_X = 18 V, GVDD = VDD = 12 V, BTL mode, R
L = 8 , ROC = 22 K, CBST = 33-nF, audio frequency = 1 kHz, AES17
filter, F
PWM = 384 kHz, case temperature = 75°C (unless otherwise noted). Audio performance is recorded as a chipset, using
TAS5086 PWM processor with an effective modulation index limit of 96.1%. All performance is in accordance with
recommended operating conditions, unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RL = 6 , 10% THD, clipped input signal
26
RL = 8 , 10% THD, clipped input signal
20
PO
Power output per channel, DDV package
W
RL = 6 , 0 dBFS, unclipped input signal
20
RL = 8 , 0 dBFS, unclipped input signal
16
0 dBFS
<0.1%
THD+N
Total harmonic distortion + noise
1 W
<0.06%
Vn
Output integrated noise
A-weighted
50
200
V
SNR
Signal-to-noise ratio (1)
A-weighted
94
105
dB
A-weighted, input level = –60 dBFS using
DNR
Dynamic range
94
105
dB
TAS5086 modulator
Power dissipation due to idle losses
Pidle
PO = 0 W, 4 channels switching(2)
.6
W
(IPVDD_X)
(1)
SNR is calculated relative to 0-dBFS input level.
(2)
Actual system idle losses are affected by core losses of output inductors.
8
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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TAS5132DDVR 功能描述:音頻放大器 Stereo 20W Pwrstage 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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