| 25. 08. 05 |
DC/DC Converter with 3.5A FET for Display Market |
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Intersil Corporation announced a four-channel DC/DC converter for use in large (19 inches and greater) TFT-LCD applications. The EL7585A features a PWM (pulse width modulation) boost converter with 3V to 5V input capability and up to 16V output. The integrated FET works at 3.5A. A pair of LDO (...
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| 12. 08. 05 |
Maintenance free regulated lead-acid batteries |
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Panasonic has extended its range of batteries with nine new batteries for industrial use. Thanks to the AGM technology, this is distinguished by being absolutely free from maintenance, having extremely consistent technical parameter performance and long life. They are available as 12V models, with c...
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| 09. 08. 05 |
Active ORing reference design |
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International Rectifier has introduced a reference design for +12V, 100A ORing applications. Active ORing has replaced diode ORing in high current 12V systems. The IRAC5001 solution provides a further advance by reducing the number of FETs needed by 50% compared to rivals’ equivalent TO-220 devices....
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| 08. 08. 05 |
Step-up DC-DC converters |
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Maxim Integrated Products introduces the MAX8569A and MAX8569B step-up DC-DC converters with built-in synchronous rectifier and up to 95% efficiency. They use 7 microamps quiescent supply current to and have a 1.5V to 5.5V input voltage range and can deliver up to 200mA at 3.3V with a 2V input suppl...
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| 03. 08. 05 |
500kHz/36V Step-Down DC/DC Converter |
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Linear Technology announces the "H-Grade" version of the LT1936. The LT1936 is a 36V, current mode PWM step-down DC/DC converter with an internal 1.9A power switch, packaged in a tiny 8-lead thermally enhanced MSOP package. The "H" Grade version operates up to a junction temperature of 150°C, compar...
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| 03. 08. 05 |
DirectFET chip set for DC-DC buck converter |
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International Rectifier has introduced a DirectFET MOSFET synchronous buck converter chip set. The IRF6619 and IRF6633 chip set replaces four standard D-Pak MOSFETs per phase in processor power systems, cutting component count in half. An ideal synchronous MOSFET, the IRF6619 features a typical devi...
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| 02. 08. 05 |
Low-noise Low-dropout Regulators |
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Vishay announced two 150-mA low-noise low-dropout (LDO) regulators with high current density in a five-pin SC-70 package. Under a 150-mA load condition, the SiP21101 and SiP21102 feature a low dropout of 130 mV and a ground current of 110 microamps. Designed to maintain regulation while delivering 3...
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