component
RT7257BHZSP
Public Made by Adomby adom
Richtek Tech DC-DC Converters, SOIC-8-EP. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "rt7257bhzsp",+ "title": "RT7257BHZSP",+ "brief": "Richtek Tech DC-DC Converters, SOIC-8-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Richtek Tech DC-DC Converters, SOIC-8-EP. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "rt7257bhzsp" ],+ "component": {+ "mpn": "RT7257BHZSP",+ "manufacturer": "Richtek Tech",+ "package": "SOIC-8-EP",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "DC-DC Converters",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/0b2ba4344836454fa596c261592116a7.pdf",+ "parts": {+ "symbol": "rt7257bhzsp.kicad_sym",+ "footprint": "rt7257bhzsp.kicad_mod",+ "model_3d": "rt7257bhzsp.glb",+ "model_3d_step": "rt7257bhzsp.step",+ "lbr": "rt7257bhzsp.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "BOOT",+ "type": "power_in",+ "description": "Bootstrap for high-side gate driver. Connect a 0.1\u03bcF or greater ceramic capacitor from BOOT to SW. V(BOOT)-V(SW) absolute max 6V."+ },+ {+ "number": "2",+ "name": "VIN",+ "type": "power_in",+ "description": "Input supply voltage, 4.5V to 18V (abs max 20V). Must be bypassed with a suitable large ceramic capacitor (e.g. 10\u03bcF x2 + 0.1\u03bcF)."+ },+ {+ "number": "3",+ "name": "SW",+ "type": "power_out",+ "description": "Switch node. Connect to an external L-C output filter. Swings between GND and VIN at up to 1.2MHz. High-side RDS(on) 110m\u03a9, low-side 90m\u03a9."+ },+ {+ "number": "4,9",+ "name": "GND",+ "type": "power_in",+ "description": "Ground. Pin 4 and the exposed pad (pin 9) must both be soldered to a large PCB copper area connected to GND for maximum power dissipation (\u03b8JA 75\u00b0C/W with exposed pad)."+ },+ {+ "number": "5",+ "name": "FB",+ "type": "input",+ "description": "Feedback input. Regulates the output via an external resistive voltage divider. Internal reference VREF = 0.8V (\u00b11.5%)."+ },+ {+ "number": "6",+ "name": "COMP",+ "type": "output",+ "description": "Compensation node for the regulation control loop. Connect a series R-C network from COMP to GND; an optional additional capacitor from COMP to GND may be required in some cases."+ },+ {+ "number": "7",+ "name": "EN",+ "type": "input",+ "description": "Enable input. Logic high (VIH \u2265 2.7V) enables the converter; logic low (VIL \u2264 0.4V) puts the device into shutdown (<3\u03bcA supply). Tie to VIN via a 100k\u03a9 pull-up for automatic startup. Absolute max 20V."+ },+ {+ "number": "8",+ "name": "SS",+ "type": "input",+ "description": "Soft-start control input. Connect a capacitor from SS to GND to set the soft-start period; a 0.1\u03bcF cap gives ~13.5ms (ISS = 6\u03bcA typ)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/0b2ba4344836454fa596c261592116a7.pdf",+ "pages": 14,+ "sha256": "f9aaf4883cb3a8fc",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Richtek Tech",+ "Package": "SOIC-8-EP",+ "Category": "PMIC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "rt7257bhzsp"+ ],+ "discovery_pitch": "RT7257BHZSP (Richtek Tech) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/rt7257bhzsp-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }