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DC/DC Converter DC/DCコンバータ セレクションガイド
01 dc/dcコンバータセレクションガイド dc/dcコンバータセレクションガイド 新製品new 超ローパワースイッチングレギュレータ p.02 高降圧比スイッチングレギュレータ p.03 12v入力 高効率 3a スイッチングレギュレータ p.04 超小型・低リンギングスイッチングレギュレータ p.05
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Efficiency of Buck Converter
fscdn.rohm.comEfficiency of Buck Converter Switching regulators are known as being highly efficient power sources. To further improve their efficiency, it is helpful to understand the basic mechanism of power loss. This application note explains power loss factors and methods for calculating them.
Snubber Circuit for Buck Converter IC : Power Management
fscdn.rohm.comSnubber Circuit for Buck Converter IC AEK59-D1-0311-0 For example, when the input voltage VIN is 24 V and the switching frequency fSW is 1 MHz, 2 Ë Ì Ç » L680 pF H24 6 H1 MHz L0.39 W the generated consumption power of 0.39 W requires a 6432 size resistor (2512 in inches) with a rated power of 1 W.
Inductor Calculation for Buck Converter IC
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Calculation of Power Loss (Synchronous) : Power Management
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SiC Power Devices and Modues Application Note
fscdn.rohm.com600V 400V 100V Si C D D D D G2GG 3ÿ G2GG H 9×3ÿ FÜ SiFÜ 8 æ GG ö G ì e Majority carrier device : High speed Minority carrier device : Low on-resistance, but low speed ・ Significant reduction in recovery loss ・ Downsizing of devices by increase in frequency Can be manufactured in this area, but little advantage over Si
Linear Regulator IC Series Linear Regulator 기초
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ISO 26262: Functional Safety Standard for Modern Road …
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fscdn.rohm.comprovided only to illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products.
Snubber circuit design methods - Rohm
fscdn.rohm.comis bulk capacitor placed in parallel with input HVdc-PGND. During the turn off of LS, surge voltage occurs in drain-source of LS by resonant phenomenon between L MAIN and parasitic capacitance of the MOSFET C OSS （ C DS + DG）. The maximum voltage V DS_SURGE is as shown in (1). Where V HVDC is the applied voltage on HVdc terminal and R OFF
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