component
MD8942
Public Made by Adomby adom
Shanghai Mingda Microelectronics DC-DC Converters, SOT-23-6L. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+104−8@@ -1,13 +1,114 @@ {+ "schema_version": 1,+ "type": "component", "slug": "md8942",+ "title": "MD8942",+ "brief": "Shanghai Mingda Microelectronics DC-DC Converters, SOT-23-6L. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Shanghai Mingda Microelectronics DC-DC Converters, SOT-23-6L. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "md8942" ],+ "component": {+ "mpn": "MD8942",+ "manufacturer": "Shanghai Mingda Microelectronics",+ "package": "SOT-23-6L",+ "pin_count": 6,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/388f3b2f45ec5bce554590cf4b214d4b.pdf",+ "parts": {+ "symbol": "md8942.kicad_sym",+ "footprint": "md8942.kicad_mod",+ "model_3d": "md8942.glb",+ "model_3d_step": "md8942.step",+ "lbr": "md8942.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "BST",+ "type": "passive",+ "description": "Bootstrap pin providing gate-drive bias for the internal high-side switch FET. Connect a bootstrap capacitor (Cboot) between BST and SW. Absolute max BST-to-SW voltage is 6V; internally charged to ~5V from VCB through a diode."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground connection. Should be connected as close as possible to the output capacitor to avoid high current switching paths and to serve as the reference for feedback and enable."+ },+ {+ "number": "3",+ "name": "FB",+ "type": "input",+ "description": "Feedback input to the internal error amplifier. Set the output voltage via a resistor divider from VOUT to FB using VOUT = VFB \u00d7 (1 + R2/R1), where VFB is typically 0.794V. Absolute max -0.3V to 6V."+ },+ {+ "number": "4",+ "name": "EN",+ "type": "input",+ "description": "Enable input, active-high logic. Pulling EN above the ~1V rising threshold enables the chip; pulling below the falling threshold (~0.84V, 160mV hysteresis) shuts it down. Floating EN disables the chip (internal 430k\u03a9 pull-down to GND). Internal zener clamps EN to ~5V, absolute max 6V, sink current limit 100\u00b5A."+ },+ {+ "number": "5",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply pin. Operating range 4V to 36V, standoff input voltage 42V. Bypass with a low-ESR ceramic input capacitor (typ. 10\u00b5F) placed as close as possible to VIN and GND."+ },+ {+ "number": "6",+ "name": "SW",+ "type": "output",+ "description": "Switch node - the output of the internal high-side and low-side power MOSFETs. Connect to the external inductor and to the bootstrap capacitor's low side. Absolute max -0.3V to VIN(MAX)+0.3V."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/388f3b2f45ec5bce554590cf4b214d4b.pdf",+ "pages": 13,+ "sha256": "758503482648cacf",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 6,+ "described": 6,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Shanghai Mingda Microelectronics",+ "Package": "SOT-23-6L",+ "Category": "PMIC",+ "Pins": "6"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "md8942"+ ],+ "discovery_pitch": "MD8942 (Shanghai Mingda Microelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +126,5 @@ "docs/md8942-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }