Texas Instruments 2004 инструкция обслуживания

March 2004 Mixed-Signal Products        User ’ s Guide SLOU166A[...]

IMPORT ANT NOTICE T exas 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 orde[...]

EVM IMPORT ANT NOTICE T exas 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 EV ALUA TION PURPOSES ONL Y 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[...]

EVM W ARNINGS AND RESTRICTIONS It is important to operate this EVM within the supply 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 pow[...]

Information About Cautions and Warnings iii Preface Read This First 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 s[...]

FCC Warning iv 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 [...]

Contents v Contents 1 Introduction 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.1 Feature Highlights 1-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2 Description 1-3 . . . . . [...]

Contents vi[...]

1-1 Introduction Introduction This chapter provides an overview of the T exas Instruments (TI) TP A2010D1 NanoFree  WCSP audio amplifier evaluation module (TP A2010D1YZF EVM). It includes a list of EVM features, a brief illustrated description of the module, and a list of EVM specifications. The is TP A2010D1 EVM is completely Pb-free. The devic[...]

Feature Highlights 1-2 1.1 Feature Highlights The TI TP A2010D1 audio amplifier evaluation module and the TI Plug-N-Play audio amplifier evaluation platform include the following features: - TP A2010D1 Low-V oltage Audio Power Amplifier Evaluation Module J 1.45 mm x 1.45 mm NanoFree  WCSP J Fully-differential filter-free Class-D amplifier J Sing[...]

Description 1-3 Introduction 1.2 Description The TP A2010D1 audio power amplifier evaluation module is a complete, low-power single-channel audio power amplifier . It consists of the TI TP A2010D1 2.5-W low-voltage Class-D audio power amplifier IC in a very small NanoFree  WCSP package, along with a small number of other parts mounted on a circu[...]

1-4[...]

2-1 Operation Operation Follow the steps in this chapter to prepare the TP A2010D1 audio amplifier EVM for use. Using the TP A2010D1 EVM with the TI Plug-N-Play audio amplifier evaluation platform is a quick and easy way to connect power , signal and control inputs, and signal outputs to the EVM, using standard connectors. However , the audio ampli[...]

Precautions 2-2 2.1 Precautions Power Supply Input Polarity and Maximum V oltage Always ensure that the polarity and voltage of the external power connected t o V CC power input connector J1, J2, and/or V DD power input connector J6 are correct. Overvoltage or reverse-polarity power applied to these terminals can open onboard soldered-in fuses and [...]

Quick Start List for Platform 2-3 Operation 2.2 Quick Start List for Platform Follow these steps when using the TP A2010D1 EVM with the TI Plug-N-Play audio amplifier evaluation platform (see the platform user ’s guide, SLOU01 1, for additional details). - Platform preparations 1) Ensure that all external power sources are set to OFF and that the[...]

Quick Start List for Stand-Alone 2-4 2.3 Quick Start List for Stand-Alone Follow these steps to use the TP A2010D1 EVM stand-alone or when connecting it into existing circuits or equipment. Connections to the TP A2010D1 module header pins can be made via individual sockets, wire-wrapping, or soldering to the pins, either on the top or the bottom of[...]

References 2-5 Operation 2.4 References 2.4.1 TP A2010D1 EVM Connected for Stereo BTL Output Figure 2−2. TP A2010D1 EVM Connected for Stereo BTL Output 5 VDC Right Audio Input (Right) Audio Input (Left) External Mute Control 5 VDC Left Note: Du e to the very small size of the NanoFree  WCSP IC package, the standard part number TP A2010D1 is re[...]

TP A2010D1 Audio Power Amplifier Evaluation Module Parts List 2-6 2.4.2 TP A2010D1 EVM Schematic Diagram Figure 2−3. TP A2010D1 EVM Schematic Diagram IN+ C2 0.22 µ F R2 150 k Ω (1) 0.22 µ F C1 150 k Ω (1) R1 SHUTDOWN S1 100 k Ω R3 IN+ V DD IN− SHUTDOWN GND VO− VO+ PV DD C4 10 µ F C3 0.22 µ F GND A2, A3 A3 C3 B2 A1 B1 C1 C2 OUT− OU[...]

TP A2010D1 EVM PCB Layers 2-7 Operation 2.4.4 TP A2010D1 EVM PCB Layers The following illustrations depict the TP A2010D1 EVM PCB layers and silk- screen. These drawings are not to scale. Gerber plots can be obtained from any TI sales office. Figure 2−4. TP A2010D1 EVM T op Layer Figure 2−5. TP A2010D1 EVM Bottom Layer[...]

2-8[...]