Reference adjustable programmable linear hall sensor chip
A sensor chip, linear Hall technology, applied in the direction of instruments, measuring devices, measuring magnetic variables, etc., can solve the problems that the zero output voltage cannot use an external reference, cannot realize programmable control, and the adjustment accuracy is limited, so as to improve the market Competitiveness, solve the effect of different output voltages, and precisely control the size of the gain
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Benefits of technology
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0015] The present invention will be further described below in conjunction with drawings and embodiments.
[0016] Such as figure 1 , figure 2 , image 3 and Figure 4 As shown, a programmable linear Hall chip with adjustable reference, its circuit includes: Hall plate, chopper amplifier, reference voltage control circuit, adjustable gain amplifier, static output control circuit, EEPROM memory and output buffer .
[0017] Such as figure 2 As shown, the reference voltage control circuit includes: a voltage comparator, whose positive output terminal is connected to the internal reference voltage Vref (TH), and whose negative output terminal is connected to the external VREF reference voltage; a selector, the voltage comparator The output of the selector is connected to the control terminal of the selector, and the input terminal of the selector is respectively connected to the external VREF pin and the internal common mode level VCM1, and the output of the selector is conne
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.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap