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Version 3 - stable, assembled and tested 10builds, final R2 settings and Z-Diode 3.9V

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tgohle
2026-09-27 13:08:57 +02:00
parent 0aea4c8129
commit b77e1d5a51
8 changed files with 50 additions and 36 deletions
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hardware/0001_FireFly-Solar/0001_FireFly-Solar.kicad_sch
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@@ -6,8 +6,8 @@
(paper "A4")
(title_block
(title "日輪蛍 / Nichirin Hotaru / FireFly Solar")
(date "2026-07-02")
(rev "2")
(date "2026-09-27")
(rev "3")
(company "Tōgō Lab / 塔郷研究所")
(comment 1 "WWW: https://togo-lab.io")
(comment 2 "Email: tgohle@togo-lab.io")
@@ -2123,9 +2123,9 @@
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)
)
(text "R2 value depends on volage Setting and D6 LED Type:\n\n3.3 V: - RED 470 Ω (tested)\n - GREEN, LOW-VF 470 Ω (not tested)\n - YELLOW, LOW-VF 470 Ω (not tested)\n\n5.0 V: - RED 560 Ω tested, but 5V not recommended"
(text "R2 value depends on volage Setting and D6 LED Type.\nOnly tested this settings:\n\n3.3 V:\n- RED 640 Ω (~ 2,2 mA tested,)\n- GREEN 330 Ω (~ 2,2 mA tested, very bright!)\n\n"
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@@ -2144,9 +2144,9 @@
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(uuid "0bf54ea3-f975-4977-80ee-b53880b5df6d")
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(text "I use 4V SuperCap 50F.\nThis needs protection for overvoltage \nfrom Solar panels therefore Z-Diode\nwith 3.6V.\nDuring a bright Day most energy is\nused by R1, therefore 2W typ.\nC1 = SuperCap should load < 1h."
(text "I use 4V SuperCap 50F.\nThis needs protection for overvoltage \nfrom solar panels therefore Z-Diode\nwith 3.6 - 3.9V. (depending on solar panel)\nDuring a bright Day most energy is\nused by R1, therefore 2W typ.\nC1 = SuperCap should load 2..3 h."
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@@ -2155,13 +2155,14 @@
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(text "C6 RESET, optional"
(text "C6 RESET, optional\n\nin V1 not used, works without"
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@@ -2176,9 +2177,9 @@
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(text "max 3x Solar Modules,\n5V Type with 60x60mm\n ~ 4.5 V and 10mA under real conditions\n will charge C1 in ~ 1.5h upt to 3.5V\n\nPin 1 = +\nPin 2 = -/GND\n"
(text "max 3x Solar Modules,\n~ 5V Type with 60x60mm\n -> ~ 4.5 V and 10mA under real conditions\n will charge C1 in ~ 3h upt to > 3.5V\n\nPin 1 = +\nPin 2 = -/GND\n"
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@@ -4930,7 +4931,7 @@
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(property "Value" "BZV85-C3V6 1.3W"
(property "Value" "BZV85-C3V9 1.3W"
(at 80.772 84.582 0)
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