參數(shù)資料
型號: TFA9843J
廠商: NXP SEMICONDUCTORS
元件分類: 音頻/視頻放大
英文描述: 2-channel audio amplifier (SE: 1 W to 20 W or BTL: 4 W to 40 W)
中文描述: 14 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM9
封裝: POWER, PLASTIC, SOT-523-1, DIL-BENT-SIL, 9 PIN
文件頁數(shù): 12/21頁
文件大小: 142K
代理商: TFA9843J
Philips Semiconductors
TFA9843J
2-channel audio amplifier (2 x SE or 1 x BTL)
Preliminary data
Rev. 02 — 19 January 2004
12 of 21
9397 750 12587
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
V
CC
= 18 V; SE; R
L
= 4
.
Fig 15. Channel separation as function of frequency
(no bandpass filter applied).
V
CC
= 18 V; BTL; R
L
= 8
.
Fig 16. Channel separation as function of frequency
(no bandpass filter applied).
100
0
80
60
40
20
MCE495
10
α
cs
(dB)
f (Hz)
10
2
10
3
10
4
10
5
100
0
80
60
40
20
MCE496
10
α
cs
(dB)
f (Hz)
10
2
10
3
10
4
10
5
V
CC
= 18 V; SE; R
source
= 0
; V
ripple
= 300 mV (RMS); a
bandpass filter of 20 Hz to 22 kHz has been applied;
inputs short-circuited.
V
CC
= 18 V; BTL; R
source
= 0
; V
ripple
= 300 mV (RMS);
a bandpass filter of 20 Hz to 22 kHz has been applied;
inputs short-circuited.
Fig 17. Supply voltage ripple rejection as function of
frequency.
Fig 18. Supply voltage ripple rejection as function of
frequency.
80
60
40
20
0
MCE497
10
SVRR
(dB)
f (Hz)
10
2
10
3
10
4
10
5
80
60
40
20
0
MCE498
10
SVRR
(dB)
f (Hz)
10
2
10
3
10
4
10
5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TFA9843J/N1,112 功能描述:音頻放大器 AUDIO AMP 2CH 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
TFA9879 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Mono BTL class-D audio amplifier for portable applications with digital input
TFA9879HN/N1 制造商:NXP Semiconductors 功能描述:IC AMP AUDIO MONO 3W DBS17P
TFA9879HN/N1,118 功能描述:音頻放大器 ClassD 2.75W 2Channel 1.8V 5.7mA 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
TFA9879HN/N1,157 功能描述:音頻放大器 ClassD 2.75W 2Channel 1.8V 5.7mA 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