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Switched-mode power supplies are used for DC-to-DC conversion as well. In heavy vehicles that use a nominal 24 V DC cranking supply, 12 V for accessories may be furnished through a DC/DC switch-mode supply. This has the advantage over tapping the battery at the 12 V position (using half the cells) that the entire 12 V load is evenly divided ...
Fig. 8: Simplified schematic of a synchronous converter, in which D is replaced by a second switch, S 2. A synchronous buck converter is a modified version of the basic buck converter circuit topology in which the diode, D, is replaced by a second switch, S 2. This modification is a tradeoff between increased cost and improved efficiency.
Electronic and electrical devices in standby mode that can be woken by a remote control, e.g. some air conditioners, audio-visual equipment such as a television receiver; Electronic and electrical devices that can carry out some functions even when switched off, e.g. with an electrically powered timer.
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S mode (photography), shutter priority mode in electronically controlled camera; S-mode 1, 1st single compilation album by Masami Okui; S-mode 2, 2nd single compilation album by Masami Okui; S-mode 3, 3rd single compilation album by Masami Okui; Mode S, an aviation transponder interrogation mode; Windows 10 S Mode (now also in Windows 11), a ...
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Modems always start out in command mode when powered up. Here are the ways a modem can switch to data mode: After a successful dial-out connection in response to an "ATD" dial command in which the modem reaches another modem. After answering the phone with the "ATA" answer command, if another modem is on the other end.
IEC 60417-5009, [8] the standby symbol (line partially within a broken circle), indicates a sleep mode or low power state. The switch does not fully disconnect the device from its power supply. This may appear on a toggle switch opposite a power on symbol, alone on a pushbutton that places the device into a standby state, or alone on a button ...