component
MC33275ST-3.3T3G
Public Made by Adomby adom
onsemi MC33275ST 3 3T3G Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, SOT-223. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
main
Ray
fix footprint: SOT-223-3_TabPin2 -> SOT-223 (symbol has pins 1,2,3,4; the old footprint left pad(s) with no net)
0358e68
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{
"schema": "adom.pads/1",
"slug": "mc33275st-3-3t3g",
"footprint": "SOT-223",
"generated_from": {
"footprint": "SOT-223@sha256:49f22605ecc1fc70",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-3.15,
-2.3
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "SOT-223@sha256:49f22605ecc1fc70"
},
"pad_count": 4,
"symbol_pins": [
"1",
"2",
"3",
"4"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-3.15,
-2.3
],
"rot": 0.0,
"size": [
2.0,
1.5
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "Vin",
"type": "power_in",
"description": "Unregulated input supply. Absolute maximum 13 Vdc; operating range typically [Vout + 1 V] to 12 V. Input capacitor recommended for stability and transient response.",
"is_pin1": true,
"source": {
"geometry": "SOT-223.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-3.15,
0.0
],
"rot": 0.0,
"size": [
2.0,
1.5
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the regulator. Connect to system ground; ties to the tab (pin 4) internally on the SOT-223 package.",
"is_pin1": false,
"source": {
"geometry": "SOT-223.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-3.15,
2.3
],
"rot": 0.0,
"size": [
2.0,
1.5
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "Vout",
"type": "power_out",
"description": "Regulated 3.3 V output (3.267 V min / 3.30 V typ / 3.333 V max at 25°C). Supplies up to 300 mA. Requires at least 0.33 µF output capacitance for stability; 1.0 µF or larger recommended for best transient response.",
"is_pin1": false,
"source": {
"geometry": "SOT-223.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
3.15,
0.0
],
"rot": 0.0,
"size": [
2.0,
3.8
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "GND",
"type": "power_in",
"description": "Ground tab (heat-spreading pad) on the SOT-223 package. Electrically connected to pin 2; solder to a copper ground pour for thermal dissipation.",
"is_pin1": false,
"source": {
"geometry": "SOT-223.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}