component
MC78M12BDTRKG
Public Made by Adomby adom
onsemi Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, DPAK-3. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
main
Ray
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
232d98e
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{
"schema": "adom.pads/1",
"slug": "mc78m12bdtrkg",
"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,
"symbol_pins": [
"1",
"2",
"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": "VI",
"type": "power_in",
"description": "Unregulated positive input voltage. Recommended operating input for 12 V variant is 14.5 V to 30 V; absolute maximum input is 35 V (V_I ≤ 18 V rated devices) with the 12 V part characterized at V_I = 19 V. A 0.33 µF input bypass capacitor to ground is recommended when the regulator is located far from the supply filter.",
"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 the input and output. On the DPAK-3 (DT suffix) package the heatsink tab (terminal 4) is internally connected to Pin 2, so the thermal pad is at ground potential and may be soldered directly to a ground copper pour for heat dissipation.",
"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": "VO",
"type": "power_out",
"description": "Regulated +12 V output. Typical V_O = 12 V (11.50 V min / 12.50 V max at T_J = 25 °C for the B-grade). Maximum output current with adequate heatsinking is 500 mA; short-circuit current limit is typically 350 mA and peak output current typically 700 mA. A 0.1 µF output capacitor to ground is recommended to improve transient response.",
"is_pin1": false,
"source": {
"geometry": "TO-252-2.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}