PDPM Preview: Netbook, Power Management and Circuit Protection

Netbooks - 3G era business opportunities have just begun

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At this PDPM, the operator representatives invited by the organizer will introduce the operator's netbook customization, procurement and channel strategy, as well as the company's future development ideas. Nowadays, netbooks have become one of the main ways for operators to win 3G users. In the future, various customized MIDs, smart phones and even game consoles will become powerful weapons for operators to win users, and will also bring many business opportunities for electronic manufacturers.

VIA: One-stop netbook overall solution

Huang Yijia, chairman of the VIA GMB Alliance, believes that the global netbook market is gradually growing, and will replace traditional notebooks in the future, and will gradually integrate consumer electronics products. But at this time, the price of a competitive white-brand netbook is facing a crisis, mainly because of the lack of more effective supplier collaboration. The most important function of the VIA GMB Alliance is to strengthen exchanges and cooperation in the industry chain, rational use of resources, and make the white-brand netbook market bigger and stronger. The GMB Alliance has also moved from attracting manufacturers to improving after-sales service and user experience. Recently, it has won the Lenovo Blue Express. The biggest shortcoming of the GMB netbook, warranty and after-sales service, is expected to be satisfactorily resolved.

iSuppli, ARM: Seamless portable product world

In this economic crisis, consumers' lack of confidence has unexpectedly led to the outbreak of mobile computing convergence markets such as smartphones and netbooks. Consumers' choices for portable electronic products have shifted from x86 architectures to Windows systems to more ARM architectures. And the Linux operating system. At this conference, iSuppli analyst Wang Yang will bring the market trend of portable electronic products in today's economic environment, and Yang Yuxin, ARM Asia Pacific mobile computing market manager, will bring ARM's latest development in the mobile computing market. Due to intel's restrictions on netbook functions, screens, etc., consumers can't get better mobile computing terminals, and ARM is committed to moving mobile computing products to lower cost and more powerful functions. In the past year, ARM has been working with chip companies, OEM/ODM, operating system vendors, application developers and other partners to develop ARM-based high-performance, low-power, low-cost mobile computing solutions.

TI: The total solution for analog devices in netbooks

Dr. Liu Xuechao, TI's senior technology market development engineer, will bring you the principles and applications of the D-CapTM control mode and TI's analog products and development tools for netbook applications. The TI D-CapTM control mode is the simplest control mode that supports the fastest transient response and does not require any loop compensation. In addition, the soft-start time of each transfer switch is integrated, through integrated soft-start time, support for low-side RDS(on) only sense current (OCP), integrated transfer switch boost diode, and always has skip mode option to The most efficient components to achieve optimal results, ideal for portable electronic applications such as netbooks. In addition, TI has introduced a variety of more cost-effective analog devices for netbooks using the X86 architecture, such as the TPS51610 for CPU power, the TPS51116 for memory, and the temperature sensor TMP411/421.

Analog device solutions in TI's netbook system

ST: Intel® AtomTM IMVP6.5 Platform Power Solution

ST senior technical market engineer Xing Xianfeng will bring the PM6652, a high integration solution introduced by ST to the netbook DC-DC power system. The PM6652 consists of three integrated chips: PWM and driver chip, six MOSFETs and linear regulator. Embedded bootstrap diodes and lossless current sensing technology, and complete circuit protection solutions including overvoltage protection, undervoltage protection, thermal shutdown, etc. to ensure netbook security. The biggest difference between the PM6652 and other vendors is that it does not package multiple chips on a single chip, but implements PWM functions through PFC plus control loops, making the ST integration solution smaller, lower cost, and better. Taking into account the cost and size requirements of netbooks, it provides a compact, flexible and cost-effective option for netbook vendors.

INTEL IMVP6.5 platform voltage specification

Infineon: Choosing the right MOS tube package for portable devices

Ding Zhiliang, application engineer of Infineon Systems, will bring the latest chip technology and packaging technology of Infineon's low-voltage MOS transistor. It will also explain the influence of parasitic parameters caused by package on switching performance and how to choose the correct package for different applications. Some suggestions have been made. At present, nearly 100 devices are manufactured on the market using Infineon's N-Channel OptiMOS 3 process, each with the industry's lowest on-resistance and extremely low gate charge, reducing the conduction loss and overall power of the product. Consumption.

Different package appearance and interface comparison

NS: From discrete components to subsystems for a lighter, more efficient portable device

Although the functionality of portable electronic products is increasing, whether the product itself is light and energy efficient is still a key factor in determining consumers' willingness to purchase. Portable electronic products are widely used in browsing web pages, watching video clips and TV programs, so portable electronic products with clearer pictures and crisper sounds are more popular among consumers. Guo Junjie, Marketing Manager of Asia Pacific, will discuss the development trend of analog integrated circuits in PDPM2009, that is, how analog circuits can be developed from discrete components to more powerful and efficient subsystems. It also discusses how this trend can help design engineers meet the consumer's requirements for volume, performance and efficiency. Such as NS more cost-effective audio subsystem, mixed signal subsystem, more integrated power solutions.

NS analog hybrid subsystem in portable electronics

Tyco Electronics: Innovative Protection Circuit for Portable Products

While it is easier for the end customer to focus on the features that can be directly judged, such as appearance, function and price, before purchase, safety, durability, reliability and quality are the value of experience for the end consumer. Therefore, although the protection circuit does not reflect the functional value, it is not an optional cost. At PDPM2009, Yang Ke, Tyco Electronics Technology Marketing Manager, will introduce the innovative circuit protection components and circuit protection products of Tyco Electronics for portable products on netbooks, such as: SMD PPTC can be used in portable products. Flow protection, SMD Fuse product line adapts to a variety of needs, PESD is suitable for ESD protection of high-speed communication lines, PolyZenTM can be applied to DC input port over-current + over-voltage + anti-reverse + ESD protection.

TYCO recommended ESD protection component selection principle

Murata: Murata UMPC electronic components design countermeasures

In recent years, the market for UMPC, NETBOOK and MID has grown rapidly, and it has also raised higher challenges for component manufacturers. Mr. Yu Zhijian from Murata in this session will introduce the latest electronic component technology and new trends for netbooks from the perspective of components, and share the world's advanced EMI filter technology with everyone to improve product performance and reduce costs. From the perspective of the latest components and technologies in the industry. At the same time, he will also introduce Murata's technical support in China, making it easier and faster for engineers to design Murata components.

Comparison of noise suppression for different designs

Incremental Encoder

Incremental encoders provide speed, direction and relative position feedback by generating a stream of binary pulses proportional to the rotation of a motor or driven shaft. Lander offers both optical and magnetic incremental encoders in 4 mounting options: shafted with coupling, hollow-shaft, hub-shaft or bearingless. Single channel incremental encoders can measure speed which dual channel or quadrature encoders (AB) can interpret direction based on the phase relationship between the 2 channels. Indexed quadrature encoders (ABZ) are also available for homing location are startup.

Incremental Encoder,6Mm Solid Shaft Encoder,Hollow Rotary Encoder,Elevator Door Encoder

Jilin Lander Intelligent Technology Co., Ltd , https://www.jilinlandermotor.com

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