A power supply circuit with a wide range of input voltage from 11v to 100v
What is Al technical title?
Al technical title is built by PatSnap Al team. It summarizes the technical point description of the patent document.
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
This helps you quickly interpret patents by identifying the three key elements:
Problems solved by technology
Method used
Benefits of technology
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
Click on the blue label to locate the original text in one second.
Reading with bidirectional positioning of images and text.
Smart Image
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
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
Application Date:The date an application was filed.
Publication Date:The date a patent or application was officially published.
First Publication Date:The earliest publication date of a patent with the same application number.
Issue Date:Publication date of the patent grant document.
PCT Entry Date:The Entry date of PCT National Phase.
Estimated Expiry Date:The statutory expiry date of a patent right according to the Patent Law, and it is the longest term of protection that the patent right can achieve without the termination of the patent right due to other reasons(Term extension factor has been taken into account ).
Invalid Date:Actual expiry date is based on effective date or publication date of legal transaction data of invalid patent.
Login to view more 
Login to view more