參數(shù)資料
型號: TPA112DRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 0.07 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝: GREEN, PLASTIC, MS-012AA, SOIC-8
文件頁數(shù): 2/29頁
文件大小: 707K
代理商: TPA112DRG4
www.ti.com
20
100
20k
f Frequency Hz
1k
50
70
90
60
80
100
VDD = 3.3 V
RL = 8 to 10 k
40
10
30
0
20
PSRR
Power
Supply
Rejection
Ratio
dB
10k
CB = 0.1 F
CB = 1 F
CB = 2 F
Bypass = 1.65 V
20
100
20k
f Frequency Hz
1k
50
70
90
60
80
100
VDD = 5 V
RL = 8 to 10 k
40
10
30
0
20
PSRR
Power
Supply
Rejection
Ratio
dB
10k
CB = 0.1 F
CB = 1 F
CB = 2 F
Bypass = 2.5 V
20
f Frequency Hz
20
100
1k
10k
20k
VDD = 3.3 V
BW = 10 Hz to 22 kHz
AV = 1 V/V
RL = 8 to 10 k
Output
Noise
V
oltage
V
n
10
1
10
20
f Frequency Hz
20
100
1k
10k
20k
VDD = 5 V
BW = 10 Hz to 22 kHz
RL = 8 to 10 k
AV = 1 V/V
Output
Noise
V
oltage
V
n
TPA112
SLOS212E – AUGUST 1998 – REVISED JUNE 2004
POWER SUPPLY REJECTION RATIO
vs
FREQUENCY
Figure 19.
Figure 20.
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
Figure 21.
Figure 22.
10
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