Power supply control device and power supply control system
A power control device and control terminal technology, which is applied to circuit devices, battery circuit devices, current collectors, etc., can solve the problem of many pin resources, and achieve the effects of saving pin resources, improving utilization, and saving system costs
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0026] This preferred embodiment provides a power control device, figure 2 shows a preferred circuit diagram of the device, from figure 2 It can be seen from the figure that the power control device includes: a first input node 202 for inputting a control signal; a first comparator 204, the first input terminal of the first comparator 204 is connected to the first input node 202, and the first comparator The second input terminal of the comparator 202 is connected with the first low level, preferably, the size of the first low level is 0.2V, that is, the threshold voltage of the first comparator 202 is 0.2V, and the selected 0.2V threshold The voltage is that all CMOS IO circuits can guarantee to reach the low level; the second comparator 206, the first input terminal of the first comparator 204 is connected with the first high level, the second input terminal of the second comparator 206 is connected with the first The input node is connected. Preferably, the above-mention...
Embodiment 2
[0034] On the basis of the above-mentioned embodiment 1, this preferred embodiment provides a power control system, image 3 A preferred circuit structure diagram of the system is shown, and the system includes: a control terminal circuit 302, a processor 304, and a power control device 306 included in Embodiment 1, wherein the output terminals of the control terminal circuit 302 are respectively connected to the power supply control The first input node of the device 306 is connected to the second input node of the processor 304 for outputting different control signals.
[0035] This preferred embodiment also provides a preferred solution of the control terminal circuit 302, specifically, as Figure 4 As shown, the control terminal circuit includes: a battery 402 for providing the first voltage Vbat; a button 404, the first end of the button 404 is connected to the battery 402, wherein, when the button 404 is in a pressed state, the control terminal circuit is a power control...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
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