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TAS2781RYYR bảng dữ liệu(PDF) 14 Page - Texas Instruments

tên linh kiện TAS2781RYYR
Giải thích chi tiết về linh kiện  TAS2781 24-V Class-D Amplifier with Real Time Integrated Speaker Protection and Audio Processing
PDF  90 Pages
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nhà sản xuất  TI2 [Texas Instruments]
Trang chủ  https://www.ti.com
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TAS2781RYYR bảng dữ liệu(HTML) 14 Page - Texas Instruments

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6.9 Typical Characteristics
At TA = 25 0C, AVDD = 1.8 V, IOVDD = 1.8 V, fs = 48 kHz, Class-D Switching Frequency = 384 kHz, input signal
fIN = 1kHz - Sine, Load = 4 Ω +15 μH, unless otherwise noted.
POUT (W)
0.001
0.01
0.1
1
10
40
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 21 V
PWR_MODE1
Figure 6-4. THD+N vs Output Power
POUT (W)
0.001
0.01
0.1
1
10
40
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 21 V
PWR_MODE0
Figure 6-5. THD+N vs Output Power
POUT (W)
0.001
0.01
0.1
1
10
40
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 21 V
fIN= 6.667 kHz
PWR_MODE1
Figure 6-6. THD+N vs Output Power
POUT (W)
0.001
0.01
0.1
1
10
40
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 21 V
fIN= 6.667 kHz
PWR_MODE0
Figure 6-7. THD+N vs Output Power
Frequency (Hz)
-83
-82
-81
-80
-79
-78
-77
10
100
1000
10K 20K
PVDDL = 3.4 V, PVDDH = 4.5 V
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 3.4 V, PVDDH = 21 V
PVDDL = 5 V, PVDDH = 21 V
POUT = 0.1 W
PWR_MODE1
Figure 6-8. THD+N vs Frequency
Frequency (Hz)
-95
-93
-91
-89
-87
-85
-83
-81
-79
-77
-75
-73
-71
-69
-67
-65
10
100
1000
10K 20K
PVDDL = 3.4 V, PVDDH = 4.5 V
PVDDL = 3.8 V, PVDDH = 12 V
PVDDL = 3.8 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 18 V
PVDDL = 5 V, PVDDH = 21 V
PVDDL = 5.5 V, PVDDH = 23 V
POUT = 1 W
PWR_MODE1
Figure 6-9. THD+N vs Frequency
TAS2781
SLOSE86B – JULY 2022 – REVISED JULY 2023
www.ti.com
14
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Product Folder Links: TAS2781



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