Automobile ignition module constant-current control circuit
A constant current control circuit and ignition module technology, applied in ignition controllers, spark ignition controllers, engine ignition, etc., can solve problems such as troublesome debugging, poor temperature characteristics, complex circuits, etc. Small number and good temperature characteristics
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0015] see image 3 , 4 , reflecting a specific application structure of the present invention. The shown constant current circuits all include an ignition coil 1 , a switching power tube 2 , and a constant current control circuit 3 , and the active module constant current circuit is also provided with a signal processing circuit 4 . The constant current control circuit 3 is composed of a three-terminal programmable voltage regulator IC1, programming resistors R1, R2, and current sampling resistor RL: the cathode of the three-terminal programmable voltage regulator is connected to the base of the switching power tube (control pole ), the reference end of the three-terminal programmable voltage regulator tube is connected to the voltage dividing point composed of programming resistors R1 and R2; the other end of the resistor R1 is connected to the base of the switching power tube, and the other end of the resistor R2 is connected to the current sampling resistor RL; the three-...
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