component
CN3302
Public Made by Adomby adom
ShangHai Consonance Elec Battery Management, SOP-8. 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)
90ab161
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{
"schema": "adom.pads/1",
"slug": "cn3302",
"footprint": "SOIC-8_3.9x4.9mm_P1.27mm",
"generated_from": {
"footprint": "SOIC-8_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4",
"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_3.9x4.9mm_P1.27mm@sha256:074ecb2092b24fa4"
},
"pad_count": 8,
"symbol_pins": [
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8"
],
"paste_apertures": 0,
"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": "STAT",
"type": "output",
"description": "Charge status indicator output (CMOS). High level indicates the charger is in charging state; low level indicates charging has ended. Can drive an LED directly or interface with an MCU input; sink/source capability ~10mA.",
"is_pin1": true,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "CE",
"type": "input",
"description": "Chip enable input. A high level (>=2.2V) enables normal operation; a low level (<=0.7V) shuts CN3302 down. Compatible with TTL/CMOS logic levels; do not leave floating between 0.7V and 2.2V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "BAT",
"type": "input",
"description": "Battery voltage feedback input. Connects directly to the positive terminal of the 2-cell Li-ion battery to sense pack voltage (charge termination 8.4V typ, recharge 8.095V typ, over-voltage protection ~1.0663 x Vterm). Absolute max -0.3V to 18V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "GND",
"type": "power_in",
"description": "Power ground / device return. Common ground for the input supply and the battery negative terminal.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "LDRV",
"type": "output",
"description": "Gate driver output for the external low-side N-channel power MOSFET. Drives the switch that stores energy in the boost inductor; typical peak drive current ~0.65A, VOH >= VCC-0.3V, VOL <= 0.3V.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "HDRV",
"type": "output",
"description": "Gate driver output for an optional external high-side P-channel power MOSFET. Used only when low-battery / short-circuit protection with buck-mode operation is needed; leave floating if not used. Typical peak drive current ~0.8A.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "Positive supply input (2.75V to 6.5V) that powers the internal circuitry and also serves as the positive terminal of the inductor / input current sense. Quiescent current ~280 uA at VBAT=8.6V, no switching.",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.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": "CSN",
"type": "input",
"description": "Inductor / input current sense negative input. A sense resistor Rcs is connected between VIN and CSN; in normal operation (VIN-CSN) has an upper threshold of ~125 mV and lower threshold of ~85 mV (constant-current mode).",
"is_pin1": false,
"source": {
"geometry": "SOIC-8_3.9x4.9mm_P1.27mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}