Краткое содержание страницы № 1
User’s Guide
August 2004 Mixed-Signal Products
SLOU167
Краткое содержание страницы № 2
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’s terms and conditions of sale supplied at the t
Краткое содержание страницы № 3
EVM IMPORTANT NOTICE Texas Instruments (TI) provides the enclosed product(s) under the following conditions: This evaluation kit being sold by TI is intended for use for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSES ONLY and is not considered by TI to be fit for commercial use. As such, the goods being provided may not be complete in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including product safety measures typically found in the end product
Краткое содержание страницы № 4
EVM WARNINGS AND RESTRICTIONS It is important to operate this EVM within the input voltage range of 2.5 V to 5.5 V. Exceeding the specified input range may cause unexpected operation and/or irreversible damage to the EVM. If there are questions concerning the input range, please contact a TI field representative prior to connecting the input power. Applying loads outside of the specified output range may result in unintended operation and/or possible permanent damage to the EVM. Please consult t
Краткое содержание страницы № 5
Information About Cautions and Warnings Preface Information About Cautions and Warnings This book may contain cautions and warnings. This is an example of a caution statement. A caution statement describes a situation that could potentially damage your software or equipment. This is an example of a warning statement. A warning statement describes a situation that could potentially cause harm to you. The information in a caution or a warning is provided for your protection. Pleas
Краткое содержание страницы № 6
FCC Warning FCC Warning This equipment is intended for use in a laboratory test environment only. It generates, uses, and can radiate radio frequency energy and has not been tested for compliance with the limits of computing devices pursuant to subpart J of part 15 of FCC rules, which are designed to provide reasonable protection against radio frequency interference. Operation of this equipment in other environments may cause interference with radio communications, in which case the user at his
Краткое содержание страницы № 7
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 1.1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 1.2 TPA6204A1 EVM Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 2 Operation . . . . . . . . . . . . . . . . . .
Краткое содержание страницы № 8
Contents vi
Краткое содержание страницы № 9
Chapter 1 This chapter provides an overview of the Texas Instruments (TI) TPA6204A1 audio amplifier evaluation module (TPA6204A1EVM). It includes a list of EVM features, a brief illustrated description of the module, and a list of EVM specifications. Topic Page 1.1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1−2 1.2 TPA6204A1EVM Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1−3 Introduction 1-1
Краткое содержание страницы № 10
Description 1.1 Description The TPA6204A1 audio power amplifier evaluation module is a complete, low-power single-channel audio power amplifier. It consists of the TI TPA6204A1 1.7-W low-voltage audio power amplifier IC along with a small number of other parts mounted on a circuit board that is approximately one and a quarter inches square (see Figure 1−1). Figure 1−1. TI TPA6204A1 Audio Amplifier Evaluation Module 1.2 TPA6204A1 EVM Specifications Supply voltage range, V . . . . . . . . . . . .
Краткое содержание страницы № 11
Chapter 2 The following section desribes the steps to use the TPA6204A1EVM stand-alone or with existing circuits. Connections can be made directly to the module pins or it can be wired directly into existing circuits or equipment. Topic Page 2.1 Quick Start List for Stand-Alone . . . . . . . . . . . . . . . . . . . . . . . . . . . 2−2 Operation 2-1
Краткое содержание страницы № 12
Quick Start List for Stand-Alone 2.1 Quick Start List for Stand-Alone 2.1.1 Power Supply 1) Ensure that all external power sources are set to OFF. 2) Connect an external regulated power supply, between 2.5 V and 5.5 V to the module V and GND pins, taking care to observe marked polarity. DD 2.1.2 Inputs and Outputs 1) Ensure that the audio source level is set to minimum. 2) Connect the positive lead from the audio source to the module IN+ pin and the negative lead to the IN− pin. 2.1.3 Control In
Краткое содержание страницы № 13
Chapter 3
This chapter contains the schematic, parts list and the EVM PCB layers. Topic Page 3.1 TPA6204A1 EVM Schematic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2 3.2 TPA6204A1 Audio Power Amplifier Evaluation Module Parts List . 3-2 3.3 TPA6204A1 EVM PCB Layers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3 Schematic, Parts List, and PCB Layers 3-1
Краткое содержание страницы № 14
TPA6204A1 EVM Schematic Diagram 3.1 TPA6204A1 EVM Schematic Diagram Figure 3−1. TPA6204A1 EVM Schematic Diagram V DD 2.5 V to 5.5 V V DD GND C4 10 µF R3 + S1 100 kΩ SHUTDOWN SHUTDOWN V O− BYPASS GND C5 OUT− C1 0.22 µF IN+ V DD C3 GND 0.22 µF 0.22 µF IN− V O+ IN+ R1 OUT+ C2 20 kΩ 0.22 µF IN− R2 20 kΩ 3.2 TPA6204A1 Audio Power Amplifier Evaluation Module Parts List Table 3−1.TPA6204A1 EVM Parts List Manufacturer/ Vendor/ Reference Description Size Qty. Part Number Part Number C4 Capacitor, 10 µF,
Краткое содержание страницы № 15
TPA6204A1EVM PCB Layers 3.3 TPA6204A1EVM PCB Layers The following illustrations depict the TPA6204A1EVM PCB layers and silkscreen. These drawings are not to scale. Gerber plots can be obtained from the product folder on www.ti.com under Related Products − Development Tools. Figure 3−2. TPA6204A1 EVM Top Layer Figure 3−3. TPA6204A1 EVM Bottom Layer Schematic, Parts List, and PCB Layers 3-3
Краткое содержание страницы № 16
3-4
