{"id":18681645,"url":"https://github.com/cnobile2012/li-ionbatteryprotection","last_synced_at":"2026-02-25T15:07:11.937Z","repository":{"id":150319660,"uuid":"95262012","full_name":"cnobile2012/Li-IonBatteryProtection","owner":"cnobile2012","description":"Circuit to protect Li-Ion and Li-Po batteries at the cell level.","archived":false,"fork":false,"pushed_at":"2017-10-07T23:34:27.000Z","size":763,"stargazers_count":6,"open_issues_count":0,"forks_count":1,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-10-04T09:01:31.971Z","etag":null,"topics":["battery-management-system","electronics-engineering","kicad","ltspice"],"latest_commit_sha":null,"homepage":null,"language":"Makefile","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/cnobile2012.png","metadata":{"files":{"readme":"README.rst","changelog":null,"contributing":null,"funding":null,"license":"LICENSE.txt","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2017-06-23T22:54:35.000Z","updated_at":"2023-09-04T13:06:48.000Z","dependencies_parsed_at":"2023-04-18T07:19:15.637Z","dependency_job_id":null,"html_url":"https://github.com/cnobile2012/Li-IonBatteryProtection","commit_stats":null,"previous_names":[],"tags_count":1,"template":false,"template_full_name":null,"purl":"pkg:github/cnobile2012/Li-IonBatteryProtection","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cnobile2012%2FLi-IonBatteryProtection","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cnobile2012%2FLi-IonBatteryProtection/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cnobile2012%2FLi-IonBatteryProtection/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cnobile2012%2FLi-IonBatteryProtection/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/cnobile2012","download_url":"https://codeload.github.com/cnobile2012/Li-IonBatteryProtection/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/cnobile2012%2FLi-IonBatteryProtection/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":281544195,"owners_count":26519554,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","status":"online","status_checked_at":"2025-10-29T02:00:06.901Z","response_time":59,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["battery-management-system","electronics-engineering","kicad","ltspice"],"created_at":"2024-11-07T10:08:29.517Z","updated_at":"2025-10-29T02:12:02.749Z","avatar_url":"https://github.com/cnobile2012.png","language":"Makefile","funding_links":[],"categories":[],"sub_categories":[],"readme":"*************************\nLi-Ion Battery Protection\n*************************\nThe MIT License (MIT)\n\nThis is an electronics project to help protect Li-Ion batteries and the\ncircuits they are used in. The circuit will work with two to four cells and\nprotects the battery at the cell level. Any one cell that goes below the\nrecomended level will cause the entire curcuit to shut down.\n\n=======\nLTspice\n=======\n\nSpice files for testing the circuit virtually.\n\nTruth Table One: Battery Voltage Normal\n\n+-------+-------+-------+-------+-------+\n| U1/U3 | Q1/Q2 | U2/U4 |  Q3   |  Q4   |\n+=======+=======+=======+=======+=======+\n|  HI   |  LOW  |  LOW  |  HI   |  LOW  |\n+-------+-------+-------+-------+-------+\n|  N/A  |  ON   |  ON   |  OFF  |  ON   |\n+-------+-------+-------+-------+-------+\n\nTruth Table Two: Battery Voltage Below Normal\n\n+-------+-------+-------+-------+-------+\n| U1/U3 | Q1/Q2 | U2/U4 |  Q3   |  Q4   |\n+=======+=======+=======+=======+=======+\n|  LOW  |  HI   |  HI   |  LOW  |  HI   |\n+-------+-------+-------+-------+-------+\n|  N/A  |  OFF  |  OFF  |  ON   |  OFF  |\n+-------+-------+-------+-------+-------+\n\n=====\nKiCAD\n=====\n\nKiCAD files of the schematic and PCB.\n\n\nFeel free to contact me at: carl dot nobile at gmail.com\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcnobile2012%2Fli-ionbatteryprotection","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fcnobile2012%2Fli-ionbatteryprotection","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fcnobile2012%2Fli-ionbatteryprotection/lists"}