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參數資料
型號: TPA6020A2RGWT
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻/視頻放大
英文描述: 2.15 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC20
封裝: 5 X 5 MM, GREEN, PLASTIC, VQFN-20
文件頁數: 3/27頁
文件大小: 1948K
代理商: TPA6020A2RGWT
www.ti.com
-180
-160
-140
-120
-100
0
400
800
1200
1600
2000
-150
-100
-50
0
f - Frequency - Hz
V
olt
age
-
dBV
D
-Supply
V
Shown in Figure 19,
R = 8
, C = 2.2 F,
Inputs Grounded
DD
L
I
W
m
V
olt
age
-
dBV
O
-Output
V
C(BYPASS) = 0.47 F
m
C1
Frequency
217 Hz
C1 - Duty
20%
C1 Pk-Pk
500 mV
Ch1 100 mV/div
Ch4 10 mV/div
2 ms/div
VDD
VOUT
V
olt
age
-
V
t - T ime - ms
R = 8
C = 2.2 F
L
I
W
m
C
= 0.47 F
(BYPASS)
m
f - Frequency - Hz
+0
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
20
20k
50
100 200
500 1k
2k
5k
10k
CMRR
-
Common-Mode
Rejection
Ratio
-
dB
VDD = 2.5 V
RL = 4 ,,
VIC = 200 mV Vp-p,
Gain = 1 V/V,
VDD = 5 V
-120
-80
-100
-60
-40
-20
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
VDD = 5 V
VDD = 2.5 V
VDD = 3.6 V
VIC - Common Mode Input Voltage - V
CMRR
-
Common
Mode
Rejection
Ratio
-
dB
R = 4
,
Gain = 1 V/V,
L
W
dc Change in VIC
TPA6020A2
SLOS458B – JULY 2005 – REVISED AUGUST 2005
GSM POWER SUPPLY REJECTION
vs
TIME
FREQUENCY
Figure 19.
Figure 20.
COMMON MODE REJECTION RATIO
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
COMMON-MODE INPUT VOLTAGE
Figure 21.
Figure 22.
11
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