MANAGING POWER ELECTRONICS VLSl and DSP-Driven Computer Systems phần 8 pptx

... order to support existing and new features like Power Factor Correction (PFC) with fewer overall power losses. Discrete Power Technology: Processing and Packaging 21 Power MOSFET Technology ... mirrors T5:T7, T8:T9, and T6:TIO with ratios of 1.6, 1 .8, and 1 .8 respectively, provide a bal- anced current bias for the circuit. T9 T2 Figure 3-1 2 Low dropout opamp...

Ngày tải lên: 14/08/2014, 09:21

... voltage regulators and power management sub- systems already are a reality. These models increase productivity, reduce the number of simulations and silicon and system iterations, and require less ... low voltage of operation (1.5 V and below) and very high currents (up to 100 A). Such power comes more and more frequently from the silver box, a power suppl...

Ngày tải lên: 14/08/2014, 09:21

... process and power source levels, and eliminating these bottlenecks will require new process technologies that lead to chips with reduced power dissipation and new power sources with higher power ... lenges as well as opportunities for the electronics industry and in partic- ular for power management. The Wireless Landscape The wireless landscape is, and will rema...

Ngày tải lên: 14/08/2014, 09:21

... The device is stand-alone and is avail- able in 5-lead SOT-23 and 6-lead 3 x 3 mm MLP packages. Power Management of Desktop and Notebook Computers 161 Figure 7-3 PCs and notebooks at ... A. Average Power Consumption A 1 28 Mbyte memory system is typically made up of 8 x 1 28 Mbit devices and consumes an average power of 990 mW excluding the Vn ter- m...

Ngày tải lên: 14/08/2014, 09:21

... between useful power and overall power expenditure. Table 8- 2 illustrates the relationships between these parame- ters and Figure 8- 2 illustrates the elements at play and the power flow. Notice ... cases: high performance and high power set-top boxes, which consume 50-240 W and require Power Factor Correction (PFC), and low power set-top boxes, below 50...

Ngày tải lên: 14/08/2014, 09:21

... REV. 1.2.3 4/20/05 2 48 Appendix B Fairchild Specifications for FAN 480 3 PRODUCT SPECIFICATION FAN 480 3 Mechanical Dimensions Package SO8 8 Pin SOlC Package PO8 8- Pin PDlP REV 1 2 ... Specifications for FAN 480 3 249 FAN 480 3CS-1 67kHz / 67kHZ FAN 480 3 PRODUCT SPECIFICATION 0°C to 70°C 8- Pin SOlC (SO8) ~ ____~ ~ ~~ ~~~~~~ Ordering Information FAN 48...

Ngày tải lên: 14/08/2014, 09:21

... encryption 8 On-chip Power on Reset 8 Programmable read and write disable l~nctlons 8 Memory mapped 110 8 32 level Low Voltage Detection 8 Brown-out Reset 8 Sonware selectable ... 6V data EEPROM min writing voltage 8 1.OOO.OW data changes 8 8 and 14-pr SOIC TSSOP and DIP packages 8 In-circuit proorammino Block and Connection Diagram VC...

Ngày tải lên: 14/08/2014, 09:21

... FAN5236QSCX FAN5236MTC FAN5236MTCX __ -10°C to 85 °C mop- 28 Tape and Reel -10°C to 85 °C -10°C to 85 °C TSSOP- 28 Tape and Reel ~~ TSSOP- 28 Rails - DISCLAIMER __._ FA ncn 1 D ... Product Family Rev I 7 3 08 Appendix E Fairchild Specifications for ACE1502 Bit Number bits 31-30 bit 29 bit 28 bits 27-25 bit 24 bitS23-I9 bits 18 -8...

Ngày tải lên: 14/08/2014, 09:21