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TPA2012D2 Datasheet(PDF) 8 Page - Texas Instruments

Part # TPA2012D2
Description  TPA2026D2 3.2-W/Ch Stereo Class-D Audio Amplifier With Fast Gain Ramp SmartGain™ Automatic Gain Control and Dynamic Range Compression
PDF  43 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TPA2012D2 Datasheet(HTML) 8 Page - Texas Instruments

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Input Level − dBV
−50
−40
−30
−20
−10
0
10
20
−70
−50
−30
−10
10
G007
Compression Ratio = 1:1
Compression Ratio = 2:1
Compression Ratio = 4:1
Compression Ratio = 8:1
Limiter Level = 9 dBV
RL = 8 Ω + 33 µH
VSupply = 5 V
Fixed Gain = 0 dB
Max Gain = 30 dB
f − Frequency − Hz
20
100
1k
10k
20k
−100
−80
−60
−40
−20
0
VSupply = 2.5 V
VSupply = 3.6 V
VSupply = 5.0 V
Gain = 6 dB
RL = 8 Ω + 33 µH
Left Channel
Input Level − dBV
−50
−40
−30
−20
−10
0
10
20
−70
−50
−30
−10
10
G005
Limiter Level = 9 dBV
RL = 8 Ω + 33 µH
VSupply = 5 V
Compression Ratio = 4:1
Max Gain = 30 dB
Fixed Gain = −15
Fixed Gain = −12
Fixed Gain = −9
Fixed Gain = −6
Fixed Gain = −3
Fixed Gain = 0
Fixed Gain = 3
Fixed Gain = 6
Fixed Gain = −27
Fixed Gain = −24
Fixed Gain = −21
Fixed Gain = −18
Input Level − dBV
−50
−40
−30
−20
−10
0
10
20
−70
−50
−30
−10
10
G006
Limiter Level = 9 dBV
RL = 8 Ω + 33 µH
VSupply = 5 V
Compression Ratio = 8:1
Max Gain = 30 dB
Fixed Gain = −12
Fixed Gain = −9
Fixed Gain = −6
Fixed Gain = −3
Fixed Gain = 0
Fixed Gain = 3
Fixed Gain = −27
Fixed Gain = −24
Fixed Gain = −21
Fixed Gain = −18
Fixed Gain = −15
Input Level − dBV
−50
−40
−30
−20
−10
0
10
20
−40
−30
−20
−10
0
10
G003
RL = 8 Ω + 33 µH
VSupply = 5 V
Fixed Gain = Max Gain = 30 dB
Compression Ratio = 1:1
Limiter Level = −6.5
Limiter Level = −4.5
Limiter Level = −2.5
Limiter Level = −0.5
Limiter Level = 1.5
Limiter Level = 3.5
Limiter Level = 5.5
Limiter Level = 7.5
Limiter Level = 9
Input Level − dBV
−50
−40
−30
−20
−10
0
10
20
−70
−50
−30
−10
10
G004
Limiter Level = 9 dBV
RL = 8 Ω + 33 µH
VSupply = 5 V
Fixed Gain (2:1)
Compression Ratio = 2:1
Max Gain = 30 dB
Fixed Gain = −12
Fixed Gain = −9
Fixed Gain = −6
Fixed Gain = −3
Fixed Gain = 0
Fixed Gain = 3
Fixed Gain = 6
Fixed Gain = 9
Fixed Gain = 12
8
TPA2026D2
SLOS649B – MARCH 2010 – REVISED MAY 2016
www.ti.com
Product Folder Links: TPA2026D2
Submit Documentation Feedback
Copyright © 2010–2016, Texas Instruments Incorporated
Figure 5. Output Level vs Input level With Limiter Enabled
Figure 6. Output Level vs Input level With 2:1 Compression
Figure 7. Output Level vs Input level With 4:1 Compression
Figure 8. Output Level vs Input level With 8:1 Compression
Figure 9. Output Level vs Input level
Figure 10. Supply Ripple Rejection Ratio vs Frequency, 8
Ω



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