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total search1314 articles
2005-05-02 Voltage-mode control curbs power issues
Learn practical recommendations for designing voltage-mode control synchronous buck converter based on technology advancement.
2009-02-06 Keeping the control ramp right
If the ramp driving your PWM-based controller isn't linear or monotonic, or just plain noisy, your DC/DC converter isn't going to work up to its capabilities. Here's what you need to know to get the best performance from your system.
2008-01-14 Hitchhiker's ride to the world of current mode control
In this article, we will address this challenge when it comes to the different types of current mode control schemes. We will discuss the basic concept behind current mode control, using simple analogies, then, explore the key highlights of the most famous schemes
2009-05-20 DC/DC converters pack 258MHz voltage-error amp
From Maxim Integrated Products come the MAX15038/MAX15039, small, synchronous DC/DC converters that deliver up to 4A and 6A of output current, respectively.
2012-09-17 DC/DC controller touts voltage tracking, sync capabilities
ADI's ADP1851/53 is engineered for high efficiency, high current, fast, transient point-of-load applications in communications networking, industrial, medical and consumer applications.
2013-09-03 Buck converter digital peak current mode control
Learn about the buck converter control theory, system design concepts, hardware design concepts, and the steps involved in software implementation
2011-12-14 Boost lighting efficiency with voltage-mode CRM PFC
Learn about the features of new voltage-mode controllers specifically designed for lighting applications
2011-10-06 Power supply controller operates at 1.6-42V input voltage
The LT3759 can control many types of power supply designs due to its capability of producing negative and positive voltages
2010-07-05 PFC controller handles critical conduction mode apps
The FAN7830 from Fairchild Semiconductor is an active power-factor correction (PFC) controller for boost applications that operate in critical conduction mode (CRM
2007-03-01 National intros 'first' 6-100V current-mode buck controller
National Semiconductor said it has introduced the industry's first 6V to 100V current-mode buck controller for use in telecommunications, automotive and industrial control applications
2008-05-21 National claims first emulated current-mode-controlled switching regulator
National's PowerWise switching regulator provides up to 10A from a 3-75V input in automotive, telecommunications and battery-powered systems.
2005-11-16 LED drivers with wide input-voltage range
The new MAX16801/MAX16802 high-brightness LED drivers from Maxim Integrated Products feature a wide input-voltage range
2003-06-27 IR21571: T5 Lamp Ballast Using Voltage-Mode Filament Heating
This application note discusses the benefits and procedures of using Voltage-Mode Filament Heating with the T5 Lamp Ballast
2009-06-29 IR intros new PWM control IC
International Rectifier has unveiled the IR3640M PWM control IC for high performance synchronous DC/DC buck applications including servers, storage, netcom, game consoles and general purpose DC/DC converters
2012-09-07 Implement digital power control using LLC resonant converters
Read about a digital power control implementation using line level control resonant converters based on a flexible 32bit microcontroller
2015-04-13 High-voltage IC technology for bias supply design
Here's a look at some of the key requirements and challenges in designing off-line, non-isolated bias supplies, and how high-voltage IC technology can help simplify such designs
2014-08-20 Digital control ushers in a new era of PFC design
Learn how to achieve a high-performance PFC through novel and practical methods for addressing total harmonic injection, individual harmonics magnitude, power factor, efficiency, and total solution cost.
2013-02-14 DC/DC controller supports 2.8-80V input voltage range
The LT8705 from Linear Tech operates from input voltages above, below or equal to the regulated output voltage, and has four feedback loops to regulate the input current/voltage
2007-09-04 Control power and cost for multiple LEDs
TI's Brant Johnson discusses a power-efficient and cost-effective method for controlling multiple LEDs.
2007-05-01 Control high step-down ratios in buck regulators
A recently developed version of current-mode control known as Emulated Current-Mode Control (ECM) drastically improves the ability to operate with very high step-down ratios while maintaining good noise immunity
2008-12-17 Buck controllers boast high voltage range, reduced EMI
National Semiconductor has released four new high-voltage, non-synchronous buck controllers that feature high input voltage range, high-performance PWM control and reduced EMI
2003-02-17 ZMD LIN transceiver draws 14?A in sleep mode
The ZMD30010 LIN transceiver from ZMD AG draws 14?A during sleep mode and offers improved EMI immunity
2004-06-02 Zetex pre-driver IC provides variable speed control
Zetex unveiled a pre-driver IC that provides flexible variable speed control of single-phase brushless dc fans and blowers
2003-11-14 Zetex fans, blowers feature smart thermal control
The ZXBM2004 variable speed 2-phase motor controller from Zetex provides added flexibility in thermal control
2005-06-30 White-LED driver touts innovative brightness control
Micrel points to its MIC2297, a PWM boost regulator that's optimized for driving 10 white LEDs in series, for its innovative brightness control circuitry, which in addition to conserving power also helps to cut noise and EMI
2006-08-16 White LED drivers enable independent brightness control
National's new highly integrated, charge-pump-based, constant-current white LED drivers are suited for single- or multidisplay backlighting in portable consumer products and handsets.
2009-06-01 Voltage translators achieve 100Mbit/s data rate
Intersil Corp. has launched a new series of voltage logic level translators (VLTs) featuring ESD protection and 100Mbit/s data rates for translating fast data streams
2008-01-31 Voltage sequencers/monitors ease system troubleshooting
Maxim's new voltage sequencers/monitors/marginers use non-volatile fault registers to store system voltage and fault information upon a critical system failure
2011-02-07 Voltage regulator supplies 1A output current
Torex Semiconductor has developed the XC6602 series, a 0.5V low input, 1A, ultra-low dropout voltage regulator with soft-start
2011-03-28 Voltage regulator fits into compact LIN tranceiver
The TJA1028 LIN transceiver family released by NXP features integrated low-drop voltage regulator in a very small 3x3mm leadless package
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