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參數資料
| 型號： | TPA6211A1DRB |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.45 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封裝： | 3 X 3 MM, GREEN, PLASTIC, SON-8 |
| 文件頁數： | 27/32頁 |
| 文件大小： | 916K |
| 代理商： | TPA6211A1DRB |
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OPERATING CHARACTERISTICS
SLOS367C – AUGUST 2003 – REVISED JUNE 2008........................................................................................................................................................ www.ti.com
TA = 25°C, Gain = 1 V/V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 5 V
2.45
THD + N= 1%, f = 1 kHz, RL = 3
VDD = 3.6 V
1.22
VDD = 2.5 V
0.49
VDD = 5 V
2.22
PO
Output power
THD + N= 1%, f = 1 kHz, RL = 4
VDD = 3.6 V
1.1
W
VDD = 2.5 V
0.47
VDD = 5 V
1.36
THD + N= 1%, f = 1 kHz, RL = 8
VDD = 3.6 V
0.72
VDD = 2.5 V
0.33
PO = 2 W
VDD = 5 V
0.045%
f = 1 kHz, RL = 3
PO = 1 W
VDD = 3.6 V
0.05%
PO = 300 mW
VDD = 2.5 V
0.06%
PO = 1.8 W
VDD = 5 V
0.03%
Total harmonic distortion plus
THD+N
f = 1 kHz, RL = 4
PO = 0.7 W
VDD = 3.6 V
0.03%
noise
PO = 300 mW
VDD = 2.5 V
0.04%
PO = 1 W
VDD = 5 V
0.02%
f = 1 kHz, RL = 8
PO = 0.5 W
VDD = 3.6 V
0.02%
PO = 200 mW
VDD = 2.5 V
0.03%
f = 217 Hz
-80
VDD = 3.6 V, Inputs ac-grounded with
kSVR
Supply ripple rejection ratio
dB
Ci = 2 F, V(RIPPLE) = 200 mVpp
f = 20 Hz to 20 kHz
-70
SNR
Signal-to-noise ratio
VDD = 5 V, PO = 2 W, RL = 4
105
dB
No weighting
15
VDD = 3.6 V, f = 20 Hz to 20 kHz,
Vn
Output voltage noise
V
RMS
Inputs ac-grounded with Ci = 2 F
A weighting
12
CMRR
Common mode rejection ratio
VDD = 3.6 V, VIC = 1 Vpp
f = 217 Hz
-65
dB
ZI
Input impedance
38
40
44
k
VDD = 3.6 V, No CBYPASS
4
s
Start-up time from shutdown
VDD = 3.6 V, CBYPASS = 0.1 F
27
ms
4
Copyright 2003–2008, Texas Instruments Incorporated
Product Folder Link(s): TPA6211A1
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