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TPA2080D1 데이터시트(PDF) 7 Page - Texas Instruments

부품명 TPA2080D1
상세설명  2.2 W Constant Output Power Class-D Audio Amplifier with Class-G Boost Converter
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제조업체  TI [Texas Instruments]
홈페이지  http://www.ti.com
Logo TI - Texas Instruments

TPA2080D1 데이터시트(HTML) 7 Page - Texas Instruments

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f − Frequency − Hz
20
100
1k
10k
20k
0.001
0.01
0.1
1
10
PO = 225 mW
PO = 560 mW
PO = 1 W
PO = 1.7 W
VBAT = 3.6 V
RL = 8 Ω + 33 µH
Gain = 20 dB
f − Frequency − Hz
20
100
1k
10k
20k
0.001
0.01
0.1
1
10
PO = 62 mW
PO = 450 mW
PO = 1.1 W
PO = 2 W
VBAT = 3.6 V
RL = 4 Ω + 33 µH
Gain = 20 dB
PO − Output Power − W
0.0
0.5
1.0
1.5
2.0
2.5
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
VBAT = 2.8 V
VBAT = 3.0V
VBAT = 3.6 V
VBAT = 4.2 V
VBAT = 5.0 V
RL = 8 Ω + 33 µH
Gain = 20 dB
f = 1 kHz
PO − Output Power − W
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
VBAT = 2.8 V
VBAT = 3.0V
VBAT = 3.6 V
VBAT = 4.2 V
VBAT = 5.0 V
RL = 4 Ω + 33 µH
Gain = 20 dB
f = 1 kHz
VBAT − Supply Voltage − V
2.3
2.8
3.3
3.8
4.3
4.8
0.0
0.5
1.0
1.5
2.0
2.5
3.0
THD + N = 10%
THD + N = 1%
RL = 8 Ω + 33 µH
Gain = 20 dB
f = 1 kHz
VBAT − Supply Voltage − V
2.5
3.0
3.5
4.0
4.5
5.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
THD + N = 10%
THD + N = 1%
RL = 4 Ω + 33 µH
Gain = 20 dB
f = 1 kHz
TPA2080D1
www.ti.com
SLOS733A – JANUARY 2012 – REVISED OCTOBER 2012
TYPICAL CHARACTERISTICS
VBAT = 3.6 V, CI = 1 µF, CBOOST = 22 µF, LBOOST = 2.2 µH, EN = VBAT, and Load = 8 Ω + 33 µH, no ferrite bead unless otherwise
specified.
Figure 1. OUTPUT POWER vs SUPPLY VOLTAGE
Figure 2. OUTPUT POWER vs SUPPLY VOLTAGE
Figure 3. TOTAL SUPPLY CURRENT vs OUTPUT POWER
Figure 4. TOTAL SUPPLY CURRENT vs OUTPUT POWER
Figure 5. THD+N vs FREQUENCY
Figure 6. THD+N vs FREQUENCY
Copyright © 2012, Texas Instruments Incorporated
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