Can you recommend a boost chip with lower current consumption? I want to convert positive and negative 5.5v to positive and negative 15v to power the op amp. Thank you!...
[i=s] This post was last edited by huo_hu on 2016-4-19 09:53 [/i] PWM (pulse width modulation) is widely used in power supply and motor control. This article describes the basic principles of PWM impl...
Opening JD.com and Taobao is very fast. Opening a technical forum or webpage is so slow that it takes me a cigarette to finish it. Our forum is also the same. What is going on?!...
In the past, under WM/WINCE5, I could easily connect to the development board through ActiveSync using the remote tool in PB. Now under CE6, when I use the remote tool of Visistadio to connect to the ...
[i=s] This post was last edited by Diguapatch on 2013-12-27 19:47 [/i] [align=left] [img]static/image/hrline/line5.png[/img] [b]【I. Preface Design Idea】[/b][/align][align=left] As we all know, TI is a...
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]
Figure 1 Solar panels on photovoltaic roofs "spontaneously combust"
Recently, a solar panel in a photovoltaic power station in Germany caught fire. The burning scene was horrific. It i...[Details]
1 Introduction
With the increasing severity of environmental pollution and the development of new energy, bidirectional DC converters have been used more and more widely, such as DC uninte...[Details]
Reference sources are widely used in various analog integrated circuits, mixed-signal integrated circuits and system integrated chips. Their accuracy and stability directly determine the accuracy of t...[Details]
Engineers usually use multiple groups of cheap small-capacity batteries in parallel to achieve the larger battery capacity required by UPS. If multiple groups of batteries with poor performance uni...[Details]
LED lamp beads are voltage-sensitive devices and capacitive loads. In actual work, the current accuracy is required to be high, which is one of the main issues affecting the luminous efficiency and...[Details]
Infrared technology has been widely used in speed measurement systems, and many products have used infrared technology to achieve vehicle speed measurement, detection and other research. When infra...[Details]
Since the demodulated baseband coding signal rate is 40kbit/s, the passband of the low-pass filter is set to 100kHz. Considering other performance requirements, the 8th-order linear phase filter LTC10...[Details]
Linear's LT3956 is an 80V input 80V output constant current constant voltage DC/DC converter, which is very suitable for
driving
high current
high brightness LED
(HB
LED
). 3000:1 true ...[Details]
LCD display backlights, general lighting fixtures, street lights, etc. require multiple high-brightness LEDs to be driven simultaneously. These LEDs need to be connected in series and parallel combina...[Details]