VEMW44T33-204.80-2.0/-20+70

　　Comprehensively considering the causes of malfunctions of combustible gas detectors, two points cannot be ruled out: the construction process is not standardized and the maintenance is not in pla...[Details]

Traditional conventional battery charging methods all use small current constant voltage or constant current charging, and the charging time is as long as 10 to 20 hours. In order to shorten the ch...[Details]

2W low-cost flyback constant voltage adapter power supply with 6.2V and 322mA output using LNK362 The flyback converter using LinkSwitch-XT (Figure 1) can provide a 2 W p...[Details]

According to foreign media the Hill, on Thursday local time, the U.S. Senate unanimously approved legislation that will ban the use of federal funds to purchase telecommunications equipment from Huaw...[Details]

In 2018, due to the influence of the domestic and international economic environment, the capital market experienced significant fluctuations and declines, and some high-quality private listed compan...[Details]

1 Introduction The dual-tube forward converter has the advantages of low switch voltage stress, no bridge arm shoot-through risk, and high reliability. However, one of its prominent disadvantag...[Details]

Programmable controllers are widely used, so they have great practical significance. We have heard of programmable controllers to some extent, but we may not know the major features of programmable...[Details]

Advances in power MOSFETs , regulators, and control circuits have made switching power supplies smaller and have enabled power densities exceeding 1 W/in3 and efficiencies exceeding 90%....[Details]

IT Home reported on May 2 that according to Androidcentral, there was news that the new OnePlus Z will be equipped with MediaTek Dimensity 1000 5G chip, but according to the whistleblower Max J, OneP...[Details]

• An RC circuit connecting R1, R2 and C1 together can delay the start of the TRIAC dimmer until the voltage of C1 rises to the trigger point voltage of the AC diode (Diac). • The higher...[Details]

    Farmers in rural areas who are engaged in the large-scale sale of chili peppers must first dry the peppers. At present, they mainly use a closed oven to dry the peppers. It has strict temperature ...[Details]

The PIC watchdog is a system timer that uses an internal low-frequency 31Khz clock source as a clock with a timing range of 1ms-256s. The system block diagram of the watchdog is as follows: The c...[Details]

　　1 Introduction 　　Radar data acquisition and image display is a basic application of radar, which is widely used in military, weather forecasting, environmental monitoring, ship navigation and other...[Details]

Yesterday, iFlytek announced that it will release a software and hardware combined robot product in 2023, including exoskeleton robots, home robot products, etc. In addition, iFlytek will a...[Details]

Pointer-type and light-spot galvanometers have large external critical resistance and internal resistance, and have large losses in the circuit. Moreover, when the current in the energized coil chang...[Details]