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Anti-vibration and anti-shock power slow-start module and electronic equipment

A start-up module and anti-shock technology, which is applied in the direction of transforming equipment structural parts, electrical components, output power conversion devices, etc., can solve the problems that the protection device cannot effectively suppress the surge current, poor anti-vibration and anti-shock capabilities, etc. Achieve the effect of not easy to generate heat, strong anti-vibration and impact resistance, and low on-resistance

Pending Publication Date: 2018-09-28
SHENZHEN ZHENHUA FU ELECTRONICS +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide an anti-vibration and anti-shock power supply slow start module to solve the problem that the protection device in the prior art cannot effectively suppress the surge current and has poor anti-vibration and anti-shock capabilities

Method used

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  • Anti-vibration and anti-shock power slow-start module and electronic equipment
  • Anti-vibration and anti-shock power slow-start module and electronic equipment
  • Anti-vibration and anti-shock power slow-start module and electronic equipment

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specific Embodiment approach

[0051] Furthermore, please also refer to figure 2 and image 3, as a specific implementation of the anti-vibration and anti-shock power supply slow start module provided by the embodiment of the present invention, the three sets of guide needle groups include the first needle group 21 and the second needle group 22 arranged at intervals along the length direction K2 and the third needle group 23, the two guide needles 2 of the first needle group 21 are respectively arranged at two arc-shaped chamfers 15 at both ends of a short side, and the two guide needles 2 of the third needle group 23 are respectively arranged at the other Two arc chamfers 15 at the two ends of a short side. Specifically, the first guide needle 211 and the second guide needle 212 of the first needle group 21 are located at the two arc-shaped chamfers 15 at both ends of the first short side 11 respectively, and the fifth guide needle 231 and the third needle group 23 The sixth guide pins 232 are respecti...

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PUM

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Abstract

The invention is applicable to the field of electronic communication technology, and provides an anti-vibration and anti-shock power slow-start module and electronic equipment. Compared with the priorart, the anti-vibration and anti-shock power slow-start module has the advantages that an NMOS (N-channel Metal Oxide Semiconductor) transistor is electrically connected to a printed circuit board, the power slow-start module is not heated easily by flowing current during working by means of the characteristics of the small on-resistance, large working current, small heating amount and the like of the NMOS transistor, so that the rated current of the power slow-start module can be increased, the requirements on low DC resistance and high rated current of the power slow-start module are met, and surge current generated when a power supply is switched on is suppressed. Guide pins, the NMOS transistor, a resistor, a capacitor and a diode are welded on the printed circuit board, the printed circuit board, the guide pins, the resistor, the capacitor and the diode are poured into a shell through pouring glue, so that the structure of the power slow-start module is firm; strong anti-vibration and anti-shock abilities are realized; and the military requirements can be met.

Description

technical field [0001] The invention is applicable to the technical field of electronic communication, and more specifically relates to an anti-vibration and anti-shock power supply slow start module and electronic equipment using the anti-vibration and anti-shock power supply slow start module. Background technique [0002] The switching power supply is to use the circuit to control the switching tube to perform high-speed on and off, convert the direct current into high-frequency alternating current and provide it to the transformer for voltage transformation, thereby generating one or more sets of voltages required. In the field of electronic communication technology, the use of switching power supply is very popular, and the amount of use is also very large. [0003] At present, many switching power supplies (especially high-power switching power supplies) have to draw a large surge current at the moment of power-on, and this surge current may reach 10-100 times the stat...

Claims

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Application Information

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IPC IPC(8): H02M1/32H02M1/36H02M7/00
CPCH02M1/32H02M1/36H02M7/003
Inventor 蒋忠益李凯文李金辉陈益芳胡利华康武闯李柱
Owner SHENZHEN ZHENHUA FU ELECTRONICS
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