component
4056D
Public Made by Adomby adom
HL Battery Management, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -36,6 +36,20 @@ - Footprint: `Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm` - 3D model: ESOP-8 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`4056d.step`](4056d.step) | 193 KB | You want the bare part, or you mark your own boards. |+| [`4056d-etched.step`](4056d-etched.step) | 1.1 MB | You want the part with `4056D` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 283 faces against 63 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": "4056d",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "HL Battery Management, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+10−7@@ -4,7 +4,7 @@ "slug": "4056d", "title": "4056D", "brief": "HL Battery Management, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",- "version": "0.1.0",+ "version": "0.2.0", "license": "CC-BY-SA-4.0", "tags": [ "component",@@ -40,7 +40,7 @@ "number": "2", "name": "PROG", "type": "bidirectional",- "description": "Constant-current program pin and charge-current monitor. A resistor R_PROG to GND sets I_BAT = 1100 / R_PROG (A) (e.g. 1k\u03a9 \u2192 1000mA). Pin regulates to ~1.0V in current mode; leaving it floating puts the device into shutdown."+ "description": "Constant-current program pin and charge-current monitor. A resistor R_PROG to GND sets I_BAT = 1100 / R_PROG (A) (e.g. 1kΩ → 1000mA). Pin regulates to ~1.0V in current mode; leaving it floating puts the device into shutdown." }, { "number": "3",@@ -52,13 +52,13 @@ "number": "4", "name": "VCC", "type": "power_in",- "description": "Positive input supply, 4.2V to 9.0V (typ. 5V, absolute max 9V). Bypass with 10\u00b5F to GND. UVLO threshold ~3.6V; VCC-adaptive circuit engages at ~4.3V to reduce charge current if the source droops."+ "description": "Positive input supply, 4.2V to 9.0V (typ. 5V, absolute max 9V). Bypass with 10µF to GND. UVLO threshold ~3.6V; VCC-adaptive circuit engages at ~4.3V to reduce charge current if the source droops." }, { "number": "5", "name": "BAT", "type": "power_out",- "description": "Charge current output to the Li-ion battery positive terminal. Regulates to 4.2V float (\u00b11%); delivers programmed CC current up to 1A, trickle current ~230mA below V_TRIKL (2.9V). Bypass with 10\u00b5F; reverse-battery protected (leakage <5mA)."+ "description": "Charge current output to the Li-ion battery positive terminal. Regulates to 4.2V float (±1%); delivers programmed CC current up to 1A, trickle current ~230mA below V_TRIKL (2.9V). Bypass with 10µF; reverse-battery protected (leakage <5mA)." }, { "number": "6",@@ -76,7 +76,7 @@ "number": "8", "name": "CE", "type": "input",- "description": "Chip enable input. Drive high to enable charging; drive low to place the device in shutdown (battery leakage <1\u00b5A, supply current <70\u00b5A). Absolute max range -0.3V to 10V."+ "description": "Chip enable input. Drive high to enable charging; drive low to place the device in shutdown (battery leakage <1µA, supply current <70µA). Absolute max range -0.3V to 10V." }, { "number": "9",@@ -157,6 +157,9 @@ "docs/hero.png", "docs/4056d-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"- ]+ "viewers/footprint.html",+ "pads.json"+ ],+ "description": "HL Battery Management, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "visibility": "public" }