參數(shù)資料
型號(hào): TPA721DGNRG4
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 音頻/視頻放大
英文描述: 0.7 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝: GREEN, PLASTIC, MSOP-8
文件頁(yè)數(shù): 3/26頁(yè)
文件大小: 663K
代理商: TPA721DGNRG4
www.ti.com
Output
Noise
V
oltage
V
n
f Frequency Hz
20
1k
10k
10
1
100
20k
100
VO BTL
VDD = 3.3 V
BW = 22 Hz to 22 kHz
RL = 8 or 32
AV = 1 V/V
Vo+
Output
Noise
V
oltage
V
n
f Frequency Hz
20
1k
10k
10
1
100
20k
100
VDD = 5 V
BW = 22 Hz to 22 kHz
RL = 8 or 32
AV = 1 V/V
VO BTL
Vo+
PD Output Power mW
600
0
150
100
50
0
350
P
D
Power
Dissipation
mW
200
250
300
RL = 8
200
400
RL = 32
BTL Mode
VDD = 3.3 V
PD Output Power mW
400
600
0
1000
400
300
100
0
800
P
D
Power
Dissipation
mW
500
700
600
200
RL = 32
200
800
BTL Mode
VDD = 5 V
RL = 8
TPA721
SLOS231E – NOVEMBER 1998 – REVISED JUNE 2004
TYPICAL CHARACTERISTICS (continued)
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
Figure 19.
Figure 20.
POWER DISSIPATION
vs
OUTPUT POWER
Figure 21.
Figure 22.
11
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