參數(shù)資料
型號(hào): TPA3002D2PHPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PQFP48
封裝: GREEN, PLASTIC, HTQFP-48
文件頁數(shù): 2/40頁
文件大?。?/td> 735K
代理商: TPA3002D2PHPR
TPA3002D2
SLOS402C DECEMBER 2002 REVISED JANUARY 2004
www.ti.com
10
Figure 1
PO Output Power W
VCC = 12 V,
Class-D,
LC Filter,
Resistive Load
EFFICIENCY
vs
OUTPUT POWER
RL = 8
40
30
10
0
02
4
6
Efficiency
%
60
80
100
810
20
50
70
90
Figure 2
P
O
Output
Power
W
8
6
2
0
810
10
14
OUTPUT POWER
vs
LOAD RESISTANCE
16
12
14
16
RL Load Resistance
VCC = 8.5 V,
THD = 1%
VCC = 8.5 V,
THD = 10%
VCC = 12 V,
THD = 10%
VCC = 12 V,
THD = 1%
4
12
f = 1 kHz,
LC Filter,
Class-D,
Resistive Load,
TA = 25°C
Figure 3
8
Speaker
1% THD+N
8
Speaker
10% THD+N
12
8
6
2
910
11
14
OUTPUT POWER
vs
SUPPLY VOLTAGE
12
13
14
P O
Output
Power
W
10
4
VCC Supply Voltage V
8.5
TA = 25°C
Figure 4
13
12
11
10
8.5
9
10
11
Supply
Current
mA
15
16
SUPPLY CURRENT
vs
SUPPLY VOLTAGE
17
12
13
14
I CC
VCC Supply Voltage V
SD = 2 V,
MODE = 2 V,
Class-D,
No Load
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