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參數(shù)資料
型號: TPA3123D2PWPR
廠商: Texas Instruments
文件頁數(shù): 25/30頁
文件大?。?/td> 0K
描述: IC AMP AUDIO PWR 25W D 24TSSOP
標(biāo)準(zhǔn)包裝: 1
類型: D 類
輸出類型: 2 通道(立體聲)
在某負(fù)載時最大輸出功率 x 通道數(shù)量: 25W x 2 @ 4 歐姆
電源電壓: 10 V ~ 30 V
特點(diǎn): 消除爆音,靜音,短路保護(hù)和熱保護(hù),關(guān)機(jī)
安裝類型: 表面貼裝
供應(yīng)商設(shè)備封裝: 24-HTSSOP
封裝/外殼: 24-TSSOP(0.173",4.40mm)裸露焊盤
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 877 (CN2011-ZH PDF)
配用: TPA3123D2EVM-ND - TPA3123D2EVM
其它名稱: 296-22008-6
SLOS541C – JULY 2007 – REVISED AUGUST 2010
www.ti.com
DC CHARACTERISTICS
TA = 25°C, VCC = 24 V, RL = 4 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Class-D output offset voltage
| VOS |
(measured differentially in BTL mode as shown in
VI = 0 V, AV = 36 dB
7.5
50
mV
V(BYPASS)
AVCC/
Bypass output voltage
No load
V
8
ICC(q)
SD = 2 V, MUTE = 0 V, No
Quiescent supply current
23
37
mA
load
ICC(q)
Quiescent supply current in mute mode
MUTE = 0.8 V, No load
23
mA
ICC(q)
Quiescent supply current in shutdown mode
SD = 0.8 V , No load
0.39
1
mA
rDS(on)
Drain-source on-state resistance
200
m
GAIN0 = 0.8 V
18
20
22
GAIN1 = 0.8 V
GAIN0 = 2 V
24
26
28
G
Gain
dB
GAIN0 = 0.8 V
30
32
34
GAIN = 2 V
GAIN0 = 2 V
34
36
38
Mute Attenuation
VI = 1 Vrms
–82
dB
AC CHARACTERISTICS
TA = 25°C, VCC = 24 V, RL = 4 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC = 24, Vripple = 200 mVPP
100 Hz
–48
ksvr
Supply ripple rejection
dB
Gain = 20 dB
1 kHz
–52
VCC = 24 V, RL = 4 , f = 1 kHz
16
Output power at 1% THD+N
VCC = 24 V, RL = 8 , f = 1 kHz
8
PO
W
VCC= 24 V, RL = 4 , f = 1 kHz
20
Output power at 10% THD+N
VCC = 24 V, RL = 8 , f = 1 kHz
10
RL = 4 , f = 1 kHz, PO = 10 W
0.08%
THD+N
Total harmonic distortion + noise
RL = 8 , f = 1 kHz, PO = 5 W
0.08%
85
mV
Vn
Output integrated noise floor
20 Hz to 22 kHz, A-weighted filter, Gain = 20 dB
–80
dBV
Crosstalk
PO = 1 W, f = 1 kHz; Gain = 20 dB
–60
dB
Max output at THD+N < 1%, f = 1 kHz,
SNR
Signal-to-noise ratio
99
dB
Gain = 20 dB
Thermal trip point
150
°C
Thermal hysteresis
30
°C
fOSC
Oscillator frequency
230
250
270
kHz
time from mute input switches high until outputs
mute delay
120
msec
muted
Δt
time from mute input switches low until outputs
unmute delay
120
msec
unmuted
4
Copyright 2007–2010, Texas Instruments Incorporated
Product Folder Link(s) :TPA3123D2
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TPA3123D2PWPRG4 功能描述:音頻放大器 25W Stereo Class D Aud Pwr Amp 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
TPA3124D2 制造商:TI 制造商全稱:Texas Instruments 功能描述:15-W STEREO CLASS-D AUDIO POWER AMPLIFIER
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