TH-TI7903-R模组规格书

GETTING STARTED GUIDEPXIe-7902High-Speed Serial ModuleThis document explains how to install and begin using your PXIe-7902 high-speed serial module.For more information about features and programming, refer to the NI High-Speed Serial Instruments User Manual. For device specifications, refer to the PXIe-7902 Specifications. For the most current versions of documentation, visit /manuals.Caution The protection provided by this product may be impaired if it is used in amanner not described in this document.ContentsElectromagnetic Compatibility Guidelines (1)Using Your Documentation Set (2)Verifying the System Requirements (3)Unpacking the Kit (3)PXIe-7902 Kit Contents (3)Preparing the Environment (4)Installing the Software (4)Installing the PXIe-7902 Module (5)Configuring the PXIe-7902 in MAX (5)Accessing Sample Projects (6)PXIe-7902 Front Panels (6)Troubleshooting (7)What Should I Do if the PXIe-7902 Doesn't Appear in MAX? (7)What Should I Do if the Module Fails the Self-Test? (8)Troubleshooting (8)Where to Go Next (8)Worldwide Support and Services (9)Electromagnetic Compatibility GuidelinesThis product was tested and complies with the regulatory requirements and limits for electromagnetic compatibility (EMC) stated in the product specifications. These requirements and limits provide reasonable protection against harmful interference when the product is operated in the intended operational electromagnetic environment.This product is intended for use in industrial locations. However, harmful interference may occur in some installations, when the product is connected to a peripheral device or test object,or if the product is used in residential or commercial areas. To minimize interference with radio and television reception and prevent unacceptable performance degradation, install and use this product in strict accordance with the instructions in the product documentation.Furthermore, any changes or modifications to the product not expressly approved by NationalInstruments could void your authority to operate it under your local regulatory rules.Caution To ensure the specified EMC performance, operate this product only withshielded cables and accessories.Caution To ensure the specified EMC performance, the length of all I/O cablesmust be no longer than 3 m (10 ft).Caution To ensure the specified EMC performance, you must install PXI EMCFiller Panels, National Instruments part number 778700-01, in all open chassis slots.A kit of six single slot EMC Filler Panels can be ordered directly from NI by visiting /info and entering partnumber .Using Y our Documentation SetRefer to the following table to learn how to use your documentation set.2 | | PXIe-7902 Getting Started GuideVerifying the System RequirementsTo use the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments instrument driver, your system must meet certain requirements.Refer to the product readme, which is available on the driver software media or online at /manuals, for more information about minimum system requirements, recommended system, and supported application development environments (ADEs). Unpacking the KitCaution To prevent electrostatic discharge (ESD) from damaging the device,ground yourself using a grounding strap or by holding a grounded object, such asyour computer chassis.1.Touch the antistatic package to a metal part of the computer chassis.2.Remove the device from the package and inspect the device for loose components or anyother sign of damage.Caution Never touch the exposed pins of connectors.Note Do not install a device if it appears damaged in any way.3.Unpack any other items and documentation from the kit.Store the device in the antistatic package when the device is not in use.PXIe-7902 Kit ContentsThe following items are included in the device kit:•The PXIe-7902•The NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments driver software media•Documentation:–Read Me First: Safety and Electromagnetic Compatibility–Maintain Forced-Air Cooling Note to Users–PXIe-7902 Getting Started Guide (this document)PXIe-7902 Getting Started Guide| © National Instruments| 3Preparing the EnvironmentEnsure that the environment you are using the PXIe-7902 in meets the following specifications.Caution Do not use the PXIe-7902 in a manner not specified in this document.Product misuse can result in a hazard. You can compromise the safety protectionbuilt into the product if the product is damaged in any way. If the product isdamaged, return it to NI for repair.0 °C to 40 °COperating ambient temperature(IEC-60068-2-1, IEC-60068-2-2)Operating relative humidity10% to 90%, noncondensing(IEC-60068-2-56)Maximum altitude2,000 m (800 mbar)(at 25 °C ambient temperature)Pollution degree2Indoor use only.Note Refer to the PXIe-7902 Specifications at /manuals for completespecifications.Installing the SoftwareYou must install the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments driver software before installing the PXIe-7902.1.Install LabVIEW. Refer to the LabVIEW Installation Guide for installation instructionsand system requirements. Refer to the LabVIEW Upgrade Notes for additionalinformation about upgrading to the most recent version of LabVIEW.Documentation for LabVIEW is available at /manuals and by selecting Start»All Programs»National Instruments»LabVIEW»LabVIEW Manuals.2.Install the LabVIEW FPGA Module. Refer to the LabVIEW FPGA Module Release andUpgrade Notes for installation instructions and information about getting started with the LabVIEW FPGA Module.Documentation for the LabVIEW FPGA Module is available is available at /manuals and by selecting Start»All Programs»National Instruments»LabVIEW»LabVIEW Manuals.3.Install the NI LabVIEW Instrument Design Libraries for High Speed Serial InstrumentsHelp driver. Refer to the NI High Speed Serial Instruments Readme on the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments installation media forsystem requirements and installation instructions for the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments driver.4| | PXIe-7902 Getting Started GuideFor the latest version of the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments driver, visit /downloadsDocumentation for the NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments driver is available at /manuals and by selecting Start»All Programs»National Instruments»High Speed Serial Instruments»High Speed SerialInstruments Documentation.Installing the PXIe-7902 ModuleNote You must install the software before you install the hardware.1.Power off and unplug the chassis. Refer to your chassis manual to install or configure thechassis.2.Identify a supported module slot in the chassis. The figure below shows the symbols thatindicate the slot types in the chassis.Figure 1. Symbols for Module Slots1.PXI Express System Controller Slot2.PXI Peripheral Slot3.PXI Express Hybrid Peripheral Slot4.PXI Express System Timing Slot5.PXI Express Peripheral SlotPXI Express devices can be placed only in PXI Express slots and PXIe Express Hybrid slots. Refer to the chassis documentation for details.3.Remove the filler panel of an unused module slot.4.Touch any metal part of the chassis to discharge any static electricity. Place the moduleedges into the module guides at the top and bottom of the chassis, and slide the module into the chassis until the module is fully inserted.5.Secure the device front panel to the chassis front panel mounting rail using the front panelmounting screws.6.Plug in and power on the chassis.Configuring the PXIe-7902 in MAXUse Measurement & Automation Explorer (MAX) to configure your National Instruments hardware. MAX informs other programs about which devices reside in the system and how they are configured. MAX is automatically installed with NI LabVIEW Instrument Design Libraries for High Speed Serial Instruments.unch MAX by navigating to Start»All Programs»National Instruments»NI MAX orby clicking the NI MAX desktop icon.PXIe-7902 Getting Started Guide| © National Instruments| 52.In the Configuration pane, expand Devices and Interfaces to see the list of installeddevices. Installed devices appear under the name of their associated chassis.3.Expand your Chassis tree item. MAX lists all devices installed in the chassis. Yourdefault device names may vary.Note If you do not see your module listed, press <F5> to refresh the list ofinstalled modules. If the module is still not listed, power off the system, ensurethe module is correctly installed, and restart.4.Record the device identifier MAX assigns to the hardware. Use this identifier whenprogramming the PXIe-7902.5.The MAX self-test performs a basic verification of hardware resources. To self-test amodule in MAX, right click the module and select Self-Test.If any module fails the self-test, refer to the Troubleshooting section of this document.Accessing Sample ProjectsNI LabVIEW Instrument Design Libraries for High Speed Serial Instruments includes sample projects to help you get started designing for the PXIe-7902.unch LabVIEW.2.Select Create Project.3.In the Create Project dialog box, select High-Speed Serial and select a sample projectfor your device.4.Click Next.5.Configure the Project Name, Project Root, and File Name Prefix (Optional) fields.6.Click Finish.PXIe-7902 Front PanelsThe following figure shows the available signals on the PXIe-7902.6| | PXIe-7902 Getting Started GuideFigure 2. NI 7902 Front Panel and Connector PinoutsT roubleshootingWhat Should I Do if the PXIe-7902 Doesn't Appear in MAX?1.In the MAX configuration tree, expand Devices and Interfaces.2.Expand the Chassis tree to see the list of installed hardware, and press <F5> to refreshthe list.3.If the module is still not listed, power off the system, ensure that all hardware is correctlyinstalled, and restart the system.4.Navigate to the Device Manager.PXIe-7902 Getting Started Guide| © National Instruments| 7Operating System DescriptionWindows 7Select Start»Control Panel»Device Manager.5.If you are using a PXI or PXI Express controller, verify that a National Instrumentsentry appears in the System Devices list. Reinstall NI LabVIEW Instrument DesignLibraries for High Speed Serial Instruments and the module if error conditions appear in the list. If you are using an MXI controller, right-click PCI-to-PCI Bridge, and select Properties from the shortcut menu to verify that the bridge is enabled.What Should I Do if the Module Fails the Self-T est?1.Restart the system.unch MAX, and perform the self-test again.3.Power off the chassis.4.Reinstall the failed module in a different slot.5.Power on the chassis.6.Perform the self-test again.T roubleshootingIf an issue persists after you complete a troubleshooting procedure, contact NI technical support or visit /support.Where to Go NextRefer to the following figure for information about other product tasks and associated resources for those tasks.8| | PXIe-7902 Getting Started GuideWorldwide Support and ServicesThe NI website is your complete resource for technical support. At /support, you have access to everything from troubleshooting and application development self-help resources to email and phone assistance from NI Application Engineers.Visit /services for NI Factory Installation Services, repairs, extended warranty, and other services.Visit /register to register your NI product. Product registration facilitates technical support and ensures that you receive important information updates from NI.A Declaration of Conformity (DoC) is our claim of compliance with the Council of the European Communities using the manufacturer’s declaration of conformity. This system affords the user protection for electromagnetic compatibility (EMC) and product safety. You can obtain the DoC for your product by visiting /certification. If your product supports calibration, you can obtain the calibration certificate for your product at /calibration. NI corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. NI also has offices located around the world. For telephone support in the United States, create your service request at /support or dial 1 866 ASK MYNI (275 6964). ForPXIe-7902 Getting Started Guide| © National Instruments| 9telephone support outside the United States, visit the Worldwide Offices section of / niglobal to access the branch office websites, which provide up-to-date contact information, support phone numbers, email addresses, and current events.Information is subject to change without notice. Refer to the NI T rademarks and Logo Guidelines at /trademarks for information on NI trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies. For patents covering NI products/technology, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your media, or the National Instruments Patent Notice at /patents. Y ou can find information about end-user license agreements (EULAs) and third-party legal notices in the readme file for your NI product. Refer to the Export Compliance Information at /legal/export-compliance for the NI global trade compliance policy and how to obtain relevant HTS codes, ECCNs, and other import/export data. NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONT AINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS. U.S. Government Customers: The data contained in this manual was developed at private expense and is subject to the applicable limited rights and restricted data rights as set forth in FAR 52.227-14, DFAR 252.227-7014, and DFAR 252.227-7015.© 2017 National Instruments. All rights reserved.376596A-01Feb17。

IRFP4229PbFNotes through are on page 8DescriptionThis HEXFET ® Power MOSFET is specifically designed for Sustain; Energy Recovery & Pass switch applications in Plasma Display Panels. This MOSFET utilizes the latest processing techniques to achieve low on-resistance per silicon area and low E PULSE rating. Additional features of this MOSFET are 175°C operating junction temperature and high repetitive peak current capability. These features combine to make this MOSFET a highly efficient, robust and reliable device for PDP driving applications.Featuresl Advanced Process Technologyl Key Parameters Optimized for PDP Sustain, Energy Recovery and Pass Switch Applications l Low E PULSE Rating to Reduce PowerDissipation in PDP Sustain, Energy Recovery and Pass Switch Applications l Low Q G for Fast Responsel High Repetitive Peak Current Capability for Reliable Operationl Short Fall & Rise Times for Fast Switching l 175°C Operating Junction Temperature for Improved Ruggednessl Repetitive Avalanche Capability for Robustness and ReliabilityPDP SWITCHDDPD - 97079AIRFP4229PbFElectrical Characteristics @ T = 25°C (unless otherwise specified)= 50V = 0V eIRFP4229PbFFig 6. Typical E PULSE vs. Drain CurrentFig 5. Typical E PULSE vs. Drain-to-Source VoltageFig 3. Typical Transfer CharacteristicsFig 4. Normalized On-Resistance vs. TemperatureGS T J , Junction Temperature (°C)V DS, Drain-to -Source Voltage (V)E n e r g y p e r p u l s e (µJ )I D, Peak Drain Current (A)E n e r g y p e r p u l s e (µJ )IRFP4229PbFFig 11. Maximum Drain Current vs. Case Temperature Fig 8. Typical Source-Drain Diode Forward VoltageFig 12. Maximum Safe Operating AreaFig 7. Typical E PULSE vs.TemperatureFig 10. Typical Gate Charge vs.Gate-to-Source VoltageFig 9. Typical Capacitance vs.Drain-to-Source Voltage V SD , Source-to-Drain Voltage (V)0.11101001000I S D , R e v e r s e D r a i n C u r r e n t (A )1101001000V DS , Drain-to-Source Voltage (V)01000200030004000500060007000C , C a p a c i t a n c e (p F )20406080100120Q G Total Gate Charge (nC)048121620V G S , G a t e -t o -S o u r c e V o l t a g e (V )255075100125150175T J , Junction Temperature (°C)01020304050I D , D r a i n C u r r e n t (A )0400800120016002000E n e r g y p e r p u l s e (µJ )1101001000V DS , Drain-to-Source Voltage (V)0.11101001000I D , D r a i n -t o -S o u r c e C u r r e n t (A)Fig 17. Maximum Effective Transient Thermal Impedance, Junction-to-CaseFig 15. Threshold Voltage vs. TemperatureFig 14. Maximum Avalanche Energy Vs. TemperatureFig 13. On-Resistance Vs. Gate VoltageFig 16. Typical Repetitive peak Current vs.Case temperatureV GS , Gate-to-Source Voltage (V)0.300.40e s i s t a n c e (Ω)T J , Temperature ( °C )V G S (t h ) G a t e t h r e s h o l d V o l t a g e (V )t 1 , Rectangular Pulse Duration (sec)T h e r m a l R e s p o n s e ( Z )255075100125150175Case Temperature (°C)20406080100120140R e p e t i t i v e P e a k C u r r e n t (A )Starting T J , Junction Temperature (°C)IRFP4229PbFFig 19b. Unclamped Inductive WaveformsFig 19a. Unclamped Inductive Test CircuitI ASV DDFig 20a. Gate Charge Test CircuitFig 20b. Gate Charge WaveformIdQgs1Qgs2Qgd QgodrFig 18. Diode Reverse Recovery Test Circuit for HEXFET ® Power MOSFETs*** V GS = 5V for Logic Level DevicesUse P-Channel Driver for P-Channel Measurements ** Reverse Polarity for P-ChannelDRIRFP4229PbFThis product has been designed and qualified for the Industrial market.Qualification Standards can be found on IR’s Web site.IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105TAC Fax: (310) 252-7903Visit us at for sales contact information . 01/2007TO-247AC Package OutlineDimensions are shown in millimeters (inches)。

功率环路的面积
减小功率环路的面积，如变压器原边，功率管及缓 冲网络（snubber）的环路面积；以及次级二极管、
MT7965 Rev. 1.00
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MT7965
高精度双绕组原边反馈 LED 恒流驱动
封装外形尺寸
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I P _ PK
500 (mA) RCS
式中 RCS 为峰值检测电阻（见典型应用电路） 。CS 外部电压与 500mV 阈值电平比较时还包括一个 500nS 的前沿消隐时间以滤除 CS 端在导通瞬间 的噪声。 LED 输出电流的计算公式为：
VCC EN
DRAIN
I LED
图 1、启动过程
I P _ PK 4
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高精度双绕组原边反馈 LED 恒流驱动
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美芯晟科技有限公司 (北京办公室) 北京市海淀区知春路 106 号，皇冠假日酒店写字楼 1006。邮政编码 100086 电话: 传真: 86-10-62662828 86-10-62662951
推荐工作条件
VCC 电源电压 工作温度（外部环境温度） 8V ~ 15V -40° C ~ 105° C

深圳市博安通科技股份有限公司产品规格书RTL00 WiFi 模块版本1.12016年5月16日免责申明和版权公告本文中的信息，包括供参考的URL 地址，如有变更，恕不另行通知。

文档“按现状”提供，不负任何担保责任，包括对适销性、适用于特定用途或非侵权性的任何担保，和任何提案、规格或样品在他处提到的任何担保。

本文档不负任何责任，包括使用本文档内信息产生的侵犯任何专利权行为的责任。

本文档在此未以禁止反言或其他方式授予任何知识产权使用许可，不管是明示许可还是暗示许可。

Wi-Fi 联盟成员标志归Wi-Fi 联盟所有。

文中提到的所有商标名称、商标和注册商标均属其各自所有者的财产，特此声明。

1目录1.产品概述 (3)1.1特点 (4)1.2主要参数 (5)2.接口定义 (6)3.外型与尺寸 (8)4.功能描述 (9)4.1.MCU (9)4.2.存储描述 (9)4.2.1.内置SRAM与ROM (9)4.2.2.SPI Flash (9)4.3.晶振 (9)4.4.最大额定值 (10)4.5.建议工作环境 (10)4.6.数字端口特征 (10)5.RF参数 (11)6.功耗 (11)7.倾斜升温 (13)8.模块安装注意事项 (13)9.参考电路图 (15)21.产品概述瑞昱智能互联平台瑞昱8710拥有高性能无线SOC，给移动平台设计师带来福⾳，它以最低成本提供最大实用性，为WiFi 功能嵌入其他系统提供无限可能。

图1 瑞昱8710结构图瑞昱8710是一个完整且自成体系的WiFi网络解决方案，能够独立运行，也可以作为从机搭载于其他主机MCU 运行。

瑞昱8710在搭载应用并作为设备中唯一的应用处理器时，能够直接从外接闪存中启动。

内置的高速缓冲存储器有利于提高系统性能，并减少内存需求。

另外⼀种情况是，瑞昱8710负责无线上网接入承担WiFi 适配器的任务时，可以将其添加到任何基于微控制器的设计中，连接简单易行，只需通过SPI /SDIO 接口或I2C/UART 口即可。