component
CJ431K
Public Made by Adomby adom
Changjing Voltage Reference, SOT-23. 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)
8190c74
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{
"schema": "adom.pads/1",
"slug": "cj431k",
"footprint": "SOT-23",
"generated_from": {
"footprint": "SOT-23@sha256:0d88c86c1b6d8c1a",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-0.9375,
-0.95
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "SOT-23@sha256:0d88c86c1b6d8c1a"
},
"pad_count": 3,
"symbol_pins": [
"1",
"2",
"3"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-0.9375,
-0.95
],
"rot": 0.0,
"size": [
1.475,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "REF",
"type": "input",
"description": "Reference input. Internally compared to the 2.5V bandgap reference (Vref = 2.470-2.520 V typ). Drives the shunt element on when REF exceeds Vref. Reference input current is ~1.5 µA typ (4 µA max).",
"is_pin1": true,
"source": {
"geometry": "SOT-23.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-0.9375,
0.95
],
"rot": 0.0,
"size": [
1.475,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "CATHODE",
"type": "passive",
"description": "Cathode (K) of the shunt regulator. Sinks 1-100 mA in the on state; VKA max 37 V, IKA range −100 to +150 mA. Off-state cathode current is 0.5 µA max at VKA = 40 V, Vref = 0.",
"is_pin1": false,
"source": {
"geometry": "SOT-23.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
0.9375,
0.0
],
"rot": 0.0,
"size": [
1.475,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "ANODE",
"type": "passive",
"description": "Anode (A) of the shunt regulator, connected to the low-side / ground return of the shunt current path.",
"is_pin1": false,
"source": {
"geometry": "SOT-23.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}