component
LMR14030SDDAR
Public Made by Adomby adom
Texas Instruments DC-DC Converters, SO-8-EP. 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)
8458171
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{
"schema": "adom.pads/1",
"slug": "lmr14030sddar",
"footprint": "TI_SO-PowerPAD-8",
"generated_from": {
"footprint": "TI_SO-PowerPAD-8@sha256:251b438f7e2e0404",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.78,
-1.905
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "TI_SO-PowerPAD-8@sha256:251b438f7e2e0404"
},
"pad_count": 9,
"symbol_pins": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "rect",
"at": [
-2.78,
-1.905
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "BOOT",
"type": "passive",
"description": "Bootstrap capacitor connection for the high-side MOSFET driver. Connect a high-quality 0.1 µF capacitor from BOOT to SW. Absolute max 49 V to GND, 6.5 V to SW.",
"is_pin1": true,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "rect",
"at": [
-2.78,
-0.635
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "VIN",
"type": "power_in",
"description": "Power supply input, 4 V to 40 V recommended (44 V abs max). Connect bypass capacitor C_IN as close as possible between VIN and GND.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "rect",
"at": [
-2.78,
0.635
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "EN",
"type": "input",
"description": "Precision enable input with internal pull-up current source. Pull below 1.2 V (typ) to disable; float or connect to VIN to enable. Can be used with a resistor divider to set input UVLO. EN threshold 1.05-1.38 V.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "rect",
"at": [
-2.78,
1.905
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "RT/SYNC",
"type": "bidirectional",
"description": "Resistor timing / external clock synchronization input. An internal amplifier holds this pin at a fixed voltage; an external resistor to GND sets switching frequency (200 kHz-2.5 MHz). Pulling above the PLL threshold switches the pin to a high-impedance sync clock input (250 kHz-2.3 MHz). Abs max 3.6 V.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "rect",
"at": [
2.78,
1.905
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "FB",
"type": "input",
"description": "Feedback input pin. Connect to the output feedback divider to set V_OUT. Reference V_FB = 0.750 V typ. Do not short to ground during operation. Abs max 7 V.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "rect",
"at": [
2.78,
0.635
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "SS",
"type": "passive",
"description": "Soft-start control pin. Connect a capacitor from SS to GND to program the soft-start ramp time. Internal charge current 3 µA typ. Abs max 5 V.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "rect",
"at": [
2.78,
-0.635
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "GND",
"type": "power_in",
"description": "System ground pin. Return for VIN bypass and all control circuitry.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "rect",
"at": [
2.78,
-1.905
],
"rot": 0.0,
"size": [
1.91,
0.61
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "SW",
"type": "power_out",
"description": "Switching output of the regulator, internally connected to the high-side power MOSFET drain. Connect to the power inductor and catch/Schottky diode. Recommended range -1 V to 40 V (abs max -3 V to 44 V).",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "9",
"kind": "smd",
"shape": "rect",
"at": [
-0.6025,
-0.775
],
"rot": 0.0,
"size": [
1.205,
1.55
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "9",
"name": "PAD",
"type": "power_in",
"description": "Exposed thermal pad on the package bottom. Major heat-dissipation path of the die; must be soldered to the PCB ground plane for proper thermal performance.",
"is_pin1": false,
"source": {
"geometry": "TI_SO-PowerPAD-8.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}