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TPA2001D1
Texas Instruments TPA2001D1 Manuals
Manuals and User Guides for Texas Instruments TPA2001D1. We have
1
Texas Instruments TPA2001D1 manual available for free PDF download: User Manual
Texas Instruments TPA2001D1 User Manual (42 pages)
100−W Analog Input Class-D Amplifier
Brand:
Texas Instruments
| Category:
Amplifier
| Size: 0 MB
Table of Contents
Read this First
3
Table of Contents
5
EVM Overview
7
Features
8
Power Requirements
8
Supply Voltage
8
THD+N Vs Output Power (A), THD+N Vs Frequency (B)
8
TPA2001D1 and TLV2464A Supply Voltage (3-V Reference)
9
EVM Basic Function/Block Diagram
9
APA100 EVM Block Diagram
10
PCB Design
11
PCB Layout
12
Split Ground Plane
12
APA100 Split Plane Top Layout
12
H-Bridge Layout
13
Analog Section Layout
13
APA100 Split Plane Bottom Layout
13
PCB Layers
14
Top Copper and Silkscreen
14
Bottom Copper and Silkscreen
15
Drill Drawing
15
Bill of Materials
16
Parts List
16
Schematic
17
EVM Operation
19
Quick Start
20
Quick Start Module Map
20
Power−Up/Down Sequence
21
Reset Button/Mute
21
Error Signals
21
TAS5111 Error Decoding
21
Changing the Gain
22
Technical Information
23
Feedback System Design
24
APA100 Block Diagram
24
Open- and Closed-Loop Frequency Response
25
Open- and Closed-Loop Frequency Response with TPA2001D1 Pole and Canceling Zero
26
Canceling Zero
26
APA100 Integrator Design
26
PSPICE Circuit for Simulating the Feedback
28
TPA2001D1 (Class-D Modulator)
29
PSPICE Simulation of Open−Loop Response
29
TPA2001D1 Inputs and Outputs with 20-Khz Sine Wave
30
TPA2001D1 Block Diagram
30
TAS5111 (H-Bridge)
31
TLV2464A (Gain Setting and Feedback)
31
LC Filter
32
APA100 Output Filter
32
Thermal
33
TAS5111 Thermal Table
33
Measured Results
35
Total Harmonic Distortion + Noise
36
APA100 THD+N Vs Frequency with 4-W Load
36
APA100 THD+N Vs Frequency with 8-W Load
36
APA100 THD+N Vs Output Power with 4-W Load
37
APA100 THD+N Vs Output Power with 8-W Load
37
Output Power
38
APA100 Output Power Vs Supply Voltage with 4-W Load
38
APA100 Output Power Vs Supply Voltage with 8-W Load
38
Efficiency
39
APA100 Efficiency Vs Output Power with 4-W Load
39
Gain and Phase Response
40
Signal-To-Noise Ratio (SNR)
40
APA100 Gain Vs Frequency with 4-W and 8-W Load
40
Supply Ripple Rejection
41
APA100 Supply Ripple Rejection Ratio Vs Frequency with 8-W Load
41
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