Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

A power supply circuit with a wide range of input voltage from 11v to 100v

A technology of input voltage and power circuit, applied in high-efficiency power electronic conversion, output power conversion device, DC power input conversion to DC power output, etc., can solve the problems of complex circuit structure, large module size, cumbersome implementation, etc., to achieve The circuit structure is simple, easy to realize, and the effect of wide input voltage range

Active Publication Date: 2019-05-14
CHINA NORTH ENGINE INST TIANJIN
View PDF5 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The circuit structure is complex and the implementation is cumbersome
[0009] However, the temperature range and input voltage range of the existing special integrated power supply module do not meet the requirements, and other auxiliary processing circuits need to be added, and the module size is large, which is not suitable for miniaturization of the control system

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • A power supply circuit with a wide range of input voltage from 11v to 100v

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0040] It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0041] In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and Simplified descriptions, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be understood ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The present invention provides a power supply circuit with a wide range input voltage of 11V to 100V, including insurance F1, diode D1, diode D2, transient suppression diode D3, diode D4, diode D5, inductor L1, electrolytic capacitor E1, electrolytic capacitor E2, Capacitor C1, capacitor C2, capacitor C3, voltage regulator tube Z1, voltage regulator tube Z2, voltage regulator tube Z3, resistor R1, resistor R2, resistor R3, resistor R4, resistor R5, PMOS tube Q1, NPN tube Q2, DC / DC Power module U1 and button S1. The 11V-100V wide-range input voltage power supply circuit of the present invention has a simple circuit structure and is easy to realize; the input voltage range is wide; and it has a soft shut-off function.

Description

technical field [0001] The invention belongs to the technical field of electric power electronics, and in particular relates to a power supply circuit with a wide range input voltage of 11V-100V. Background technique [0002] In the design of diesel engine electronic control system, its power supply circuit is required to meet: [0003] (1) Under the condition of stable power supply maximum range 23V~33V, the electronic control system works stably; [0004] (2) Under the condition of initial meshing surge voltage, the minimum power supply voltage can reach 12V, and the electric control system is required to work stably at this time; [0005] (3) It can withstand multiple surge voltages with an amplitude of 100V and a duration of 500ms, and the electronic control system can work stably; [0006] (4) During normal operation, it can withstand multiple peak pulse voltages with an amplitude of 250V, a rise time of no more than 50ns, an oscillation frequency between 100KHz and 5...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Patents(China)
IPC IPC(8): H02M3/155H02M1/32H02M1/36
CPCH02M1/32H02M1/36H02M3/155H02M1/0058Y02B70/10
Inventor 陈志瑞龚思扬孟庆涛耿万洋申晓彦周慧芳郭佳旭张维彪曹敬堂
Owner CHINA NORTH ENGINE INST TIANJIN
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com