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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： | 28/30頁 |
| 文件大小： | 384K |
| 代理商： | TS2012IQT |
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TS2012
Electrical characteristics
7/30
3
Electrical characteristics
3.1
Electrical characteristic tables
Table 5.
VCC = +5V, GND = 0V, Vic=2.5V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameters and test conditions
Min.
Typ.
Max.
Unit
ICC
Supply current
No input signal, no load, both channels
58
mA
ISTBY
Standby current
No input signal, VSTBY = GND
0.2
2
A
Voo
Output offset voltage
Floating inputs, G = 6dB, RL = 8Ω
25
mV
Po
Output power
THD + N = 1% max, f = 1kHz, RL = 4Ω
THD + N = 1% max, f = 1kHz, RL = 8Ω
THD + N = 10% max, f = 1kHz, RL = 4Ω
THD + N = 10% max, f = 1kHz, RL = 8Ω
2.2
1.35
2.8
1.65
W
THD + N
Total harmonic distortion + noise
Po = 0.8W, G = 6dB, f =1kHz, RL = 8Ω
0.07
%
Efficiency
Efficiency per channel
Po = 2.2W, RL = 4Ω +15H
Po = 1.25 W, RL = 8Ω+15H
81
89
%
PSRR
Power supply rejection ratio with inputs grounded
Cin=1F
(1),f = 217Hz, R
L = 8Ω, Gain=6dB,
Vripple = 200mVpp
70
dB
Crosstalk
Channel separation
Po = 0.9W, G = 6dB, f =1kHz, RL = 8Ω
90
dB
CMRR
Common mode rejection ratio
Cin=1F, f = 217Hz, RL = 8Ω, Gain=6dB,
ΔVICM = 200mVpp
70
dB
Gain
Gain value
G1 = G0 = VIL
G1 = VIL & G0 = VIH
G1 = VIH & G0 = VIL
G1 = G0 = VIH
5.5
11.5
17.5
23.5
6
12
18
24
6.5
12.5
18.5
24.5
dB
Zin
Single ended input impedance
All gains, refered to ground
24
30
36
k
Ω
FPWM
Pulse width modulator base frequency
190
280
370
kHz
SNR
Signal to noise ratio (A-weighting)
Po = 1.3W, G = 6dB, RL = 8Ω
99
dB
tWU
Wake-up time
1
3
ms
tSTBY
Standby time
1
ms
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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 |
| TS2015-W3 | 制造商:Black Box Corporation 功能描述:3 YEAR WARRANTY FOR TS2015 |
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