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EVAL_AUDAMP24
Infineon EVAL_AUDAMP24 Manuals
Manuals and User Guides for Infineon EVAL_AUDAMP24. We have
1
Infineon EVAL_AUDAMP24 manual available for free PDF download: Manual
Infineon EVAL_AUDAMP24 Manual (53 pages)
IRS20957SPBF + IGT40R070D1 E8220 evaluation board
Brand:
Infineon
| Category:
Motherboard
| Size: 2.74 MB
Table of Contents
Table of Contents
1
About this Document
1
Specifications
3
Eval_Audamp24
4
IRS20957SPBF + IGT40R070D1 E8220 Evaluation Board
4
EVAL_AUDAMP24 Overview
4
Setup Guide
6
Typical Connections
6
Connector Description
7
Audio Analyzer Setup
8
Operating the Evaluation Board
9
Test Setup
9
Power-Up Sequence
9
Audio Functionality Tests
9
External Clock Function
9
Power-Down Sequence
10
Audio Performance
11
Power Vs. THD+N
11
Frequency Response
12
Noise Floor
14
Noise Floor with 1 V
15
RMS Output
15
Functional Descriptions
17
Class D Operation
17
Coolgan™ Gallium Nitride HEMT
17
Power Supply
19
Bus Pumping
19
Housekeeping Power Supply
20
Input
20
Output
20
Load Impedance
20
Gain Setting/Volume Control
20
Efficiency
21
Output Filter Design and Preamplifier
22
Output Filter
22
Preamplifier
22
Self-Oscillating PWM Modulator
22
Adjustments of Self-Oscillating Frequency
22
Switches and Indicators
23
Start-Up and Shutdown
23
Click and Pop Noise Reduction
24
Start-Up and Shutdown Sequencing
24
Selectable Dead-Time
26
Protection System Overview
27
Over-Current Protection (OCP)
27
Low-Side Current Sensing
27
High-Side Current Sensing
28
Over-Voltage Protection (OVP)
29
Under-Voltage Protection (UVP)
29
Speaker DC-Voltage Protection (DCP)
29
Offset Null (DC Offset) Adjustment
30
Over-Temperature Protection (OTP)
30
Thermal Information
30
Peak Power Duration Thermal Information
30
Thermal Interface Materials (Tims)
33
Schematic
34
Pcb
39
PCB Specification
39
PCB Layout
40
Bill of Materials (BOM)
43
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