component
ST1S14PHR
Public Made by Adomby adom
STMicroelectronics DC-DC Converters, SOIC-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
main
Ray
page.json: number the exposed pad "9", matching the symbol pin and the footprint pad. It was labelled "EP", so pads.jso…
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{
"schema": "adom.pads/1",
"slug": "st1s14phr",
"footprint": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm",
"generated_from": {
"footprint": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.475,
-1.905
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm@sha256:5848244c5e72002e"
},
"pad_count": 9,
"symbol_pins": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
],
"paste_apertures": 4,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
-1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "BOOT",
"type": "passive",
"description": "Bootstrap capacitor pin for the N-channel high-side gate driver. Connect a 100 nF low-ESR ceramic capacitor between BOOT and SW. Absolute max 55 V.",
"is_pin1": true,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
-0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "PG",
"type": "output",
"description": "Power good open-collector output. Asserts when VFB reaches ~0.92*VOUT (rising) and de-asserts at ~0.8*VOUT (falling). VOL ≤ 0.4 V at ISINK = 6 mA. Requires an external pull-up. Absolute max -0.3 to (VIN+0.3) V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "EN1",
"type": "input",
"description": "Active-low enable input. Device is ON when EN1 is low (≤0.5 V) and EN2 is high (≥1.5 V). Biasing current ~1.6 µA at 5 V. Absolute max -0.3 to 7 V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.475,
1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "FB",
"type": "input",
"description": "Feedback voltage input to the error amplifier. Internal reference is typ. 1.22 V (1.202-1.239 V). Bias current ≤50 nA. Connect to the external resistor divider from VOUT. Absolute max -0.3 to 3 V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "EN2",
"type": "input",
"description": "Active-high enable input. Device is ON only when EN2 is high (≥1.5 V) and EN1 is low. Biasing current up to 10 µA. Absolute max -0.3 to (VIN+0.3) V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "GND",
"type": "power_in",
"description": "Device ground. The exposed pad must also be soldered to this ground plane for proper thermal and electrical performance.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
-0.635
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "VIN",
"type": "power_in",
"description": "Input supply pin. Operating range 5.5 V to 48 V; absolute max 52 V. Decouple locally with a low-ESR ceramic input capacitor.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "roundrect",
"at": [
2.475,
-1.905
],
"rot": 0.0,
"size": [
1.95,
0.6
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "SW",
"type": "power_out",
"description": "Switching node - drain of the internal N-channel power MOSFET. Connect to the external inductor and freewheeling Schottky diode. Absolute max -1 to (VIN+0.3) V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "9",
"kind": "smd",
"shape": "rect",
"at": [
0.0,
0.0
],
"rot": 0.0,
"size": [
2.41,
3.3
],
"layers": [],
"thermal": true,
"pin": "9",
"name": "EP",
"type": "power_in",
"description": "Exposed thermal pad on the underside of the HSOP-8 package. Must be soldered to the GND plane to provide the primary thermal path (RthJA ≈ 40 °C/W) and complete the ground connection.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.41x3.3mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}