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參數資料
型號: TS2012IQT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 2.8 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20
封裝: 4 X 4 MM, ROHS COMPLIANT, QFN-20
文件頁數: 4/30頁
文件大小: 384K
代理商: TS2012IQT
Electrical characteristics
TS2012
12/30
3.2
Electrical characteristic curves
The graphs shown in this section use the following abbreviations:
RL+ 15H or 30H = pure resistor + very low series resistance inductor
Filter = LC output filter (1F+30H for 4
Ω and 0.5F+60H for 8Ω)
All measurements are done with CSL=CSR=1F and CS=100nF (see Figure 2), except for
the PSRR where CSL,R is removed (see Figure 3).
Figure 2.
Test diagram for measurements
VN
Output voltage noise f = 20Hz to 20kHz, RL=8Ω
Unweighted (filterless, G=6dB)
A-weighted (filterless, G=6dB)
Unweighted (with LC output filter, G=6dB)
A-weighted (with LC output filter, G=6dB)
Unweighted (filterless, G=24dB)
A-weighted (filterless, G=24dB)
Unweighted (with LC output filter, G=24dB)
A-weighted (with LC output filter, G=24dB)
57
34
54
33
110
71
104
69
VRMS
1.
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the superimposed sinus signal to VCC @ f = 217Hz.
Table 7.
VCC = +2.5V, GND = 0V, Vic=1.25V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min.
Typ.
Max.
Unit
Vcc
Cin
(CsR)
1/2 TS2012
C
100nF
In+
In-
15 H or 30 H
μμ
or
LC Filter
Out+
Out-
1 F
μ
Ω
4 or 8
RL
5th order
50kHz
low-pass filter
Audio Measurement
Bandwith < 30kHz
GND
S
CsL
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相關代理商/技術參數
參數描述
TS2012IQT-CUT TAPE 制造商:ST 功能描述:TS2012 Series 2.8 W Filter-Free Stereo Class D Audio Power Amplifier - QFN-20
TS2012-W1 制造商:Black Box Corporation 功能描述:1 YEAR WARRANTY FOR TS2012
TS2012-W3 制造商:Black Box Corporation 功能描述:3 YEAR WARRANTY FOR TS2012
TS2015-W1 制造商:Black Box Corporation 功能描述:1 YEAR WARRANTY FOR TS2015
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