component
IP2312-4V35
Public Made by Adomby adom
INJOINIC DC-DC Converters, ESOP-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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README.md+14@@ -37,6 +37,20 @@ IP2312-4V35 from INJOINIC, in a ESOP-8. Pinout and pin descriptions extracted fr - 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 |+|---|---|---|+| [`ip2312-4v35.step`](ip2312-4v35.step) | 193 KB | You want the bare part, or you mark your own boards. |+| [`ip2312-4v35-etched.step`](ip2312-4v35-etched.step) | 1.8 MB | You want the part with `IP2312-4V35` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 470 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": "ip2312-4v35",- "version": "0.1.0",+ "version": "0.2.0", "type": "component", "description": "INJOINIC DC-DC Converters, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "tags": [
page.json+13−10@@ -4,7 +4,7 @@ "slug": "ip2312-4v35", "title": "IP2312-4V35", "brief": "INJOINIC DC-DC Converters, 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": "TEST", "type": "passive",- "description": "Test pin. Connect through a 1k\u03a9 resistor to the battery positive terminal (VBAT)."+ "description": "Test pin. Connect through a 1kΩ resistor to the battery positive terminal (VBAT)." }, { "number": "3",@@ -52,37 +52,37 @@ "number": "4", "name": "NTC", "type": "input",- "description": "NTC temperature-protection input. Sources 20 \u03bcA out to an external NTC thermistor to ground; internal comparators trip at VH=0.56V (over-temp), VM=0.60V (warn, reduces current by half), and VL=1.32V (under-temp). Connect a 51k\u03a9 resistor to GND if unused (do not float)."+ "description": "NTC temperature-protection input. Sources 20 μA out to an external NTC thermistor to ground; internal comparators trip at VH=0.56V (over-temp), VM=0.60V (warn, reduces current by half), and VL=1.32V (under-temp). Connect a 51kΩ resistor to GND if unused (do not float)." }, { "number": "5", "name": "BAT", "type": "power_out",- "description": "Battery positive-terminal connection. Buck-converter output to the Li-ion cell; charge termination voltage 4.35V (-4V35 variant), up to 3A charge current. Absolute max 6.5V (9V for <10 \u03bcs)."+ "description": "Battery positive-terminal connection. Buck-converter output to the Li-ion cell; charge termination voltage 4.35V (-4V35 variant), up to 3A charge current. Absolute max 6.5V (9V for <10 μs)." }, { "number": "6", "name": "ICHG", "type": "passive",- "description": "Charge-current setting pin. External resistor RICHG to GND programs the constant-current charge level: ICC = 135000 / RICHG (e.g. 135k\u03a9\u21921A, 91k\u03a9\u21921.5A, 45k\u03a9\u21923A). Max useful RICHG = 170k\u03a9; leaving NC defaults to 2.1A."+ "description": "Charge-current setting pin. External resistor RICHG to GND programs the constant-current charge level: ICC = 135000 / RICHG (e.g. 135kΩ→1A, 91kΩ→1.5A, 45kΩ→3A). Max useful RICHG = 170kΩ; leaving NC defaults to 2.1A." }, { "number": "7", "name": "SW", "type": "output",- "description": "DC-DC switching node. Connects to the external buck inductor (typ. 1 \u03bcH). Absolute max 6.5V (9V for <10 \u03bcs) with integrated PMOS (35 m\u03a9) and NMOS (30 m\u03a9) power switches operating at 750 kHz."+ "description": "DC-DC switching node. Connects to the external buck inductor (typ. 1 μH). Absolute max 6.5V (9V for <10 μs) with integrated PMOS (35 mΩ) and NMOS (30 mΩ) power switches operating at 750 kHz." }, { "number": "8", "name": "VIN", "type": "power_in",- "description": "5V charge input from adapter/USB. Recommended 4.5-5.5V, absolute max 6.5V (9V for <10 \u03bcs). Integrated UVLO at 4.5V and OVP at 5.6V; input current auto-adjusts to keep adapter from collapsing."+ "description": "5V charge input from adapter/USB. Recommended 4.5-5.5V, absolute max 6.5V (9V for <10 μs). Integrated UVLO at 4.5V and OVP at 5.6V; input current auto-adjusts to keep adapter from collapsing." }, { "number": "9", "name": "EPAD", "type": "power_in",- "description": "Exposed thermal pad on package underside. Ground (GND) connection; must be soldered to the PCB ground plane for thermal dissipation (\u03b8JA = 60 \u00b0C/W)."+ "description": "Exposed thermal pad on package underside. Ground (GND) connection; must be soldered to the PCB ground plane for thermal dissipation (θJA = 60 °C/W)." } ], "provenance": {@@ -156,6 +156,9 @@ "docs/hero.png", "docs/ip2312-4v35-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"- ]+ "viewers/footprint.html",+ "pads.json"+ ],+ "description": "INJOINIC DC-DC Converters, ESOP-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "visibility": "public" }