component
FS4054A
Public Made by Adomby adom
FOSAN Battery Management, SOT-23-5L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.md+14@@ -34,6 +34,20 @@ FS4054A from FOSAN, in a SOT-23-5L. Pinout and pin descriptions extracted from t - Footprint: `Package_TO_SOT_SMD:SOT-23-5` - 3D model: SOT-23-5L (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`fs4054a.step`](fs4054a.step) | 85 KB | You want the bare part, or you mark your own boards. |+| [`fs4054a-etched.step`](fs4054a-etched.step) | 1.4 MB | You want the part with `FS4054A` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 361 faces against 102 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance Data extracted from the manufacturer datasheet, not a distributor listing:
package.json+1−1@@ -1,6 +1,6 @@ { "slug": "fs4054a",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "FOSAN Battery Management, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+7−7@@ -4,7 +4,7 @@ "slug": "fs4054a", "title": "FS4054A", "brief": "FOSAN Battery Management, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -34,7 +34,7 @@ "number": "1", "name": "CHRG", "type": "output",- "description": "Open-drain charge status indicator. Pulls low (sinks current, typically driving an LED to VCC through a series resistor such as 330 \u03a9) while charging is in progress; goes to high impedance when charging terminates (C/10) or the part is in shutdown/standby. Absolute max voltage 7 V."+ "description": "Open-drain charge status indicator. Pulls low (sinks current, typically driving an LED to VCC through a series resistor such as 330 Ω) while charging is in progress; goes to high impedance when charging terminates (C/10) or the part is in shutdown/standby. Absolute max voltage 7 V." }, { "number": "2",@@ -58,7 +58,7 @@ "number": "5", "name": "PROG", "type": "input",- "description": "Charge current programming pin. Connect a resistor R_PROG from PROG to GND to set the constant-current charge level per I_BAT (mA) = 1000 / R_PROG (k\u03a9); e.g. 2 k\u03a9 \u2192 500 mA, 10 k\u03a9 \u2192 100 mA. Servos to ~1.03 V in CC mode; can also be used to monitor the actual charge current. Absolute max VCC+0.3 V, 800 uA."+ "description": "Charge current programming pin. Connect a resistor R_PROG from PROG to GND to set the constant-current charge level per I_BAT (mA) = 1000 / R_PROG (kΩ); e.g. 2 kΩ → 500 mA, 10 kΩ → 100 mA. Servos to ~1.03 V in CC mode; can also be used to monitor the actual charge current. Absolute max VCC+0.3 V, 800 uA." } ], "provenance": {@@ -132,9 +132,9 @@ "docs/hero.png", "docs/fs4054a-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ],- "visibility": {- "public": true- }+ "visibility": "public",+ "description": "FOSAN Battery Management, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D." }