component
TP4054
Public Made by Adomby adom
UMW Battery Management, SOT-23-5L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -29,6 +29,20 @@ TP4054 from UMW, in a SOT-23-5L. Pinout and pin descriptions extracted from the - 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 |+|---|---|---|+| [`tp4054.step`](tp4054.step) | 85 KB | You want the bare part, or you mark your own boards. |+| [`tp4054-etched.step`](tp4054-etched.step) | 1.2 MB | You want the part with `TP4054` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 307 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": "tp4054",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "UMW Youtai Semiconductor Co Ltd Battery Management, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+9−6@@ -4,7 +4,7 @@ "slug": "tp4054", "title": "TP4054", "brief": "UMW 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",@@ -46,19 +46,19 @@ "number": "3", "name": "BAT", "type": "power_out",- "description": "Charging current output to the Li-ion cell. Regulates the battery float voltage to 4.2V (\u00b11%) and sources the programmed charge current (up to 600mA absolute max). Under battery-reverse (V_BAT = -4V) an internal ~0.7mA current flows to GND to protect the ESD diode. Absolute max V_BAT = 7V."+ "description": "Charging current output to the Li-ion cell. Regulates the battery float voltage to 4.2V (±1%) and sources the programmed charge current (up to 600mA absolute max). Under battery-reverse (V_BAT = -4V) an internal ~0.7mA current flows to GND to protect the ESD diode. Absolute max V_BAT = 7V." }, { "number": "4", "name": "VCC", "type": "power_in",- "description": "Positive supply input, 4.25V-6.5V (absolute max V_SS + 7V). Requires at least a 1\u00b5F bypass capacitor to GND. When V(BAT) - V(VCC) drops below ~30mV the part enters shutdown and I(BAT) falls below ~2\u00b5A."+ "description": "Positive supply input, 4.25V-6.5V (absolute max V_SS + 7V). Requires at least a 1µF bypass capacitor to GND. When V(BAT) - V(VCC) drops below ~30mV the part enters shutdown and I(BAT) falls below ~2µA." }, { "number": "5", "name": "PROG", "type": "bidirectional",- "description": "Charge-current programming, charge-current monitoring, and shutdown pin. A resistor R_PROG from PROG to GND sets I_BAT: I_BAT = (V_PROG / R_PROG) \u00d7 1000, with V_PROG \u2248 1V in constant-current mode (e.g. R_PROG = 2k\u03a9 \u2192 ~500mA, 10k\u03a9 \u2192 ~100mA). A 2\u00b5A pull-up allows the pin to be pulled high (>1.21V) to shut the charger down (I_CC drops to ~25\u00b5A). Absolute max V_PROG = V_SS \u00b1 0.3V nominal / max current 800\u00b5A."+ "description": "Charge-current programming, charge-current monitoring, and shutdown pin. A resistor R_PROG from PROG to GND sets I_BAT: I_BAT = (V_PROG / R_PROG) × 1000, with V_PROG ≈ 1V in constant-current mode (e.g. R_PROG = 2kΩ → ~500mA, 10kΩ → ~100mA). A 2µA pull-up allows the pin to be pulled high (>1.21V) to shut the charger down (I_CC drops to ~25µA). Absolute max V_PROG = V_SS ± 0.3V nominal / max current 800µA." } ], "provenance": {@@ -132,6 +132,9 @@ "docs/hero.png", "docs/tp4054-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"- ]+ "viewers/footprint.html",+ "pads.json"+ ],+ "description": "UMW Youtai Semiconductor Co Ltd Battery Management, SOT-23-5L. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "visibility": "public" }