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电源技术 CN3052A(锂离子电池充电器)

The CN3052A is a complete constant-current /constant voltage linear charger for single cell Li-ion and Li Polymer rechargeable batteries. The device contains an on-chip power MOSFET and eliminates the need for the external sense resistor and blocking diode.
https://www.eeworm.com/dl/505/24215.html
下载: 95
查看: 1035

电源技术 双x波段电压控制振荡器研究

In this paper, two types of MMIC voltage controlled oscillators have been successfully demonstrated. The first chip with single tuning diode shows the excellent tuning linearity. The second chip with two tuning diodes can improve the tuning bandwidth.
https://www.eeworm.com/dl/505/24237.html
下载: 109
查看: 1030

电源技术 降压升压型控制器简化手持式产品的DC/DC转换器设计

  A number of conventional solutions have been available forthe design of a DC/DC converter where the output voltageis within the input voltage range—a common scenarioin Li-Ion battery-powered applications—but none werevery attractive until now. Conventional topologies, suchas S ...
https://www.eeworm.com/dl/505/24313.html
下载: 122
查看: 1029

电源技术 DN442 I2C可控降压紧凑型同步DC/DC稳压器

  The LTC®3562 quad output step-down regulator is designedfor multicore handheld microprocessor applications thatoperate from a single Li-Ion battery. Its four monolithic, higheffi ciency buck regulators support Intel’s mobile CPU P-Stateand C-State energy saving operating modes. ...
https://www.eeworm.com/dl/505/24325.html
下载: 32
查看: 1144

电源技术 两相同步降压型控制器具有轻负载逐级递减模式

  Today’s computer, datacom, and telecom systems demandpower supplies that are effi cient, respond quicklyto load transients and accurately regulate the voltageat the load. For example, load current can be measuredby using the inductor DCR, thus eliminating the needfor a dedicated sen ...
https://www.eeworm.com/dl/505/24340.html
下载: 167
查看: 1039

电源技术 DN445微型模块LED驱动器

  Once relegated to the hinterlands of low cost indicatorlights, the LED is again in the spotlight of the lightingworld. LED lighting is now ubiquitous, from car headlightsto USB-powered lava lamps. Car headlights exemplifyapplications that capitalize on the LED’s clear advantages&mda ...
https://www.eeworm.com/dl/505/24344.html
下载: 68
查看: 1035

电源技术 自举偏置高输入电压降压型控制器

  High voltage buck DC/DC controllers such as the LTC3890(dual output) and LTC3891 (single output) are popular inautomotive applications due to their extremely wide 4V to60V input voltage range, eliminating the need for a snubberand voltage suppression circuitry. These controllersare also w ...
https://www.eeworm.com/dl/505/24347.html
下载: 55
查看: 1023

电源技术 LTC4099 USB电源管理和电池充电

  The LTC®4099 high effi ciency USB power manager andLi-Ion/Polymer battery charger seamlessly managespower distribution from multiple sources in portableapplications. It is differentiated from other USB powermanagers by its bidirectional I2C port that allows the hostmicroprocessor to c ...
https://www.eeworm.com/dl/505/24349.html
下载: 63
查看: 1058

电源技术 利用高压看门狗定时器加强汽车安全系统

  Abstract: As electronic systems take over many of the mechanical functions in a car—ranging from engine timing to steering andbraking—there is a growing concern about fault tolerance. There should not be a single point of failure that would prevent a car fromat least "limping" ...
https://www.eeworm.com/dl/505/24368.html
下载: 56
查看: 1035

电源技术 高效率,高密度,高电流应用的多相转换器

  As logic systems get larger and more complex, theirsupply current requirements continue to rise. Systemsrequiring 100A are fairly common. A high current powersupply to meet such requirements usually requires parallelingseveral power regulators to alleviate the thermalstress on the individ ...
https://www.eeworm.com/dl/505/24382.html
下载: 132
查看: 1033