component
78M09
Public Made by Adomby adom
UMW Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, TO-252. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
← Commit history
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
2 files changed
+116−1
package.json+2−1@@ -24,6 +24,7 @@ "docs/hero.png", "docs/78m09-datasheet.pdf", "viewers/symbol.html",- "viewers/footprint.html"+ "viewers/footprint.html",+ "pads.json" ] }
pads.jsonadded+114@@ -0,0 +1,114 @@+{+ "schema": "adom.pads/1",+ "slug": "78m09",+ "footprint": "TO-252-2",+ "generated_from": {+ "footprint": "TO-252-2@sha256:18c28e5e147d5e9b",+ "pins": "page.json:component.pins",+ "overrides": null+ },+ "pin1": {+ "pad": "1",+ "at": [+ -5.04,+ -2.28+ ],+ "corner": "top-left",+ "source": "silk-marker",+ "derived_from": "TO-252-2@sha256:18c28e5e147d5e9b"+ },+ "pad_count": 3,+ "paste_apertures": 4,+ "issues": [],+ "pads": [+ {+ "pad": "1",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -5.04,+ -2.28+ ],+ "rot": 0.0,+ "size": [+ 2.2,+ 1.2+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "1",+ "name": "INPUT",+ "type": "power_in",+ "description": "Unregulated positive DC input to the regulator. For Vo=9V, recommended Vi range is 11.5 V to 24 V; absolute maximum Vi = 35 V. A 0.33 uF input capacitor (Ci) is recommended close to the pin for stability.",+ "is_pin1": true,+ "source": {+ "geometry": "TO-252-2.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "2",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ 1.26,+ 0.0+ ],+ "rot": 0.0,+ "size": [+ 6.4,+ 5.8+ ],+ "layers": [+ "F.Cu",+ "F.Mask"+ ],+ "thermal": false,+ "pin": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Common ground reference for both input and output. On TO-252 the GND pin is electrically connected to the tab/heat-slug used for PCB heatsinking.",+ "is_pin1": false,+ "source": {+ "geometry": "TO-252-2.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ },+ {+ "pad": "3",+ "kind": "smd",+ "shape": "roundrect",+ "at": [+ -5.04,+ 2.28+ ],+ "rot": 0.0,+ "size": [+ 2.2,+ 1.2+ ],+ "layers": [+ "F.Cu",+ "F.Mask",+ "F.Paste"+ ],+ "thermal": false,+ "pin": "3",+ "name": "OUTPUT",+ "type": "power_out",+ "description": "Regulated +9 V output (typ 9.0 V, min 8.64 V / max 9.36 V at 25 C). Delivers up to 1 A with internal current-limit around 800 mA short-circuit and 1.3 A peak. A 0.1 uF output capacitor (Co) is recommended for transient response.",+ "is_pin1": false,+ "source": {+ "geometry": "TO-252-2.kicad_mod",+ "meaning": "page.json:component.pins",+ "correspondence": "kicad: symbol pin number == pad name"+ }+ }+ ]+}