48-6SBNBLB

1. 概述 绿色工作模式PWM控制器SG6840/SG6841具有许多特殊的功能和完善的保护特性。在备用状态下，PWM工作频率自动降低，功耗减小，但输出电压仍保持稳定不变，该器件采用Bi-CMOS工艺制造，起动电流和正常工作电流大大减小，因此电源转换效率较高。起动电流典型值只有30μA，工作电流也只有3mA。在正常工作状态下，SG6840/SG6841为固定频率PWM控制器。工作过...[Details]

Interrupt sources and interrupt vectors: By default, the lowest end of the AVR program storage area, starting from the Flash address 0x0000, is used to place interrupt vectors, which is called the ...[Details]

The circuit consists of a selectable astable multivibrator that can be used as a positive/negative edge-triggered monostable multivibrator with re-trigger and external counting options. The SMD field...[Details]

Currently, most of the automobile stock market (that is, vehicles in use) still do not have ADAS systems provided by the original manufacturers, which has become a major development opportunity for t...[Details]

In KTV, the sound effect is very important, and the placement of the sound is also very important. Only when it is placed properly can it produce beautiful sound. Let's take a look at several commo...[Details]

Motion control cards and PLCs are both controllers, which are mainly responsible for motion axis control and input and output signal control in industrial automation systems; PLCs are definitely mo...[Details]

When using the lower arm driver to drive an IGBT larger than 150 A/1 200 V, an external current buffer can be connected to expand its driving capability. From the working sequence of Figure 2, it can ...[Details]

Since Japan removed South Korea from its white list, South Korean companies have taken countermeasures one after another. Samsung Electronics began to replace some Japanese hydrogen fluoride products...[Details]

On November 27, a technology launch conference and the first summit forum were held in Suzhou High-tech Zone, co-organized by State Grid Electric Vehicle Service Co., Ltd., China Electricity Counci...[Details]

As electric vehicles continue to catch fire, the safety of batteries and electric vehicles as a whole has been pushed to the forefront. As a member of the new car-making forces, Qiantu, whose parent ...[Details]

According to MoneyDJ, Sumit Sadana, executive vice president and chief business officer of memory giant Micron, said that this year the DRAM industry will benefit from 5G-driven related applications,...[Details]

introduction MB90F540/545 is a single-chip microcomputer with CAN controller in Fujitsu's F2MC-16LX series. Figure 1 is the functional block diagram of MB90F540/545 single-chip microcom...[Details]

**Byte definition pseudo instruction.DB** This pseudo instruction can define data, such as bytes, strings, Chinese characters, etc. 1. Define bytes Add $ before the byte, it means hexadecimal Add @...[Details]

There are certain differences between ordinary motors and variable frequency motors in terms of working principles, structures, and applicable occasions. Therefore, ordinary motors cannot be used d...[Details]

According to foreign media reports, MAHLE Powertrain, a wholly owned engineering service division of MAHLE, Germany, has launched a new 48V battery that can be used in mild hybrid electric vehicles t...[Details]