RT9048GSP

{
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  "type": "component",
  "slug": "rt9048gsp",
  "title": "RT9048GSP",
  "brief": "Richtek Tech Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.2.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
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    "pmic",
    "rt9048gsp"
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  "component": {
    "mpn": "RT9048GSP",
    "manufacturer": "Richtek Tech",
    "package": "SOIC-8",
    "pin_count": 9,
    "category": "PMIC",
    "subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
    "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2203221830_Richtek-Tech-RT9048GSP_C2983594.pdf",
    "parts": {
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      "footprint": "rt9048gsp.kicad_mod",
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      "model_3d_step_plain": "rt9048gsp.step",
      "lbr": "rt9048gsp.lbr"
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    "distributor_links": {
      "lcsc": "C2983594"
    },
    "pins": [
      {
        "number": "1",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "2",
        "name": "EN",
        "type": "input",
        "description": "Enable control input (Active-High). Pulling below 0.4V turns the regulator off, reducing quiescent current to ~1.5μA. Enable threshold typ. 1.08V rising / 1.02V falling at VIN=3.3V. Device is enabled if left open; connect to VIN if not used."
      },
      {
        "number": "3",
        "name": "VIN",
        "type": "power_in",
        "description": "Supply voltage input. For full-load regulation, input must be between (VOUT + 0.5V) and 6V. Minimum input voltage is 1.4V. Place a large bulk cap plus at least a 10μF ceramic capacitor directly at this pin."
      },
      {
        "number": "4",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "5",
        "name": "NC",
        "type": "unconnected",
        "description": "No internal connection."
      },
      {
        "number": "6",
        "name": "VOUT",
        "type": "power_out",
        "description": "Regulated output voltage, adjustable from 0.5V up to VIN − VDROP, sourcing up to 2A. Place a minimum 10μF ceramic capacitor directly at this pin for stability."
      },
      {
        "number": "7",
        "name": "ADJ",
        "type": "input",
        "description": "Feedback voltage input, VADJ = 0.5V (typ). If tied to VOUT, output is set to 0.5V. Otherwise VOUT = 0.5V × (1 + R1/R2) via an external resistor divider. Very low IADJ (~20nA) permits divider resistors up to 800kΩ."
      },
      {
        "number": "8",
        "name": "GND",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "9",
        "name": "GND",
        "type": "power_in",
        "description": "Exposed thermal pad (bottom of package). Must be soldered to a large PCB ground plane and connected to GND for maximum power dissipation (θJA = 49°C/W on a 4-layer JEDEC board)."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2203221830_Richtek-Tech-RT9048GSP_C2983594.pdf",
        "pages": 10,
        "sha256": "30e87f006b6037f4",
        "source_tier": "lcsc"
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      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 9,
        "described": 9,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "pin1": {
      "pad": "1",
      "at": [
        -2.475,
        -1.905
      ],
      "corner": "top-left",
      "source": "silk-marker",
      "derived_from": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
      "mark": "drawn"
    },
    "models_3d": [
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          6,
          4.9,
          1.75
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "07f46cff378d30e6c27dfd5a03092c795323f86d91c71fc7e743f4f418dc553a",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "rt9048gsp-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "d8863e40e529fa4dbcdad211dbffc0bb1158548e79cad50a5869c883ef4f27bb",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Richtek Tech",
      "Package": "SOIC-8",
      "Category": "PMIC",
      "Pins": "9"
    }
  },
  "sections": [
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    "viewers",
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    "breadcrumbs",
    "info"
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  "discovery_triggers": [
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  "discovery_pitch": "RT9048GSP (Richtek Tech) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "files": [
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  "variants": [
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      "mpn": "RT9048GSP",
      "kind": "packaging"
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  "updated_at": "2026-09-25T05:18:14.336Z"
}