component
CN3717
Public Made by Adomby adom
ShangHai Consonance Elec Battery Management, TSSOP-16. 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)
b962dcf
1mo ago
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{
"schema": "adom.pads/1",
"slug": "cn3717",
"footprint": "TSSOP-16_4.4x5mm_P0.65mm",
"generated_from": {
"footprint": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754",
"pins": "page.json:component.pins",
"overrides": null
},
"pin1": {
"pad": "1",
"at": [
-2.8625,
-2.275
],
"corner": "top-left",
"source": "silk-marker",
"derived_from": "TSSOP-16_4.4x5mm_P0.65mm@sha256:fbac79fc5f310754"
},
"pad_count": 16,
"symbol_pins": [
"1",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9"
],
"paste_apertures": 0,
"issues": [],
"pads": [
{
"pad": "1",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "1",
"name": "VG",
"type": "power_out",
"description": "Internal LDO regulator output that supplies the internal driver circuitry. Connect a 100nF capacitor between VG and VCC.",
"is_pin1": true,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "2",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "2",
"name": "PGND",
"type": "power_in",
"description": "Power ground return for the gate-driver and high-current internal paths.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "3",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "3",
"name": "GND",
"type": "power_in",
"description": "Analog signal ground for the internal reference, control and sensing circuitry.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "4",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "4",
"name": "CHRG",
"type": "output",
"description": "Open-drain charge status output (active-low, bar-CHRG). Pulled low during trickle, constant-current and over-charge states; high-impedance otherwise. Sinks 7-18mA (typ 12mA) at VCHRG=1V; leakage <=1uA at 25V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "5",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "5",
"name": "DONE",
"type": "output",
"description": "Open-drain end-of-charge status output (active-low, bar-DONE). Pulled low in float-charge state, high-impedance otherwise. Sinks 7-18mA (typ 12mA) at VDONE=1V; leakage <=1uA at 25V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "6",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "6",
"name": "TEMP",
"type": "input",
"description": "Battery-temperature sense input. Connect an NTC thermistor (approx 10k at 25C) from TEMP to GND. Internal ~50uA pull-up; comparator thresholds Vthh=1.61V (typ) and Vthl=0.175V (typ) define allowed temperature window. Temperature-abnormal shutdown only active during trickle, constant-current and over-charge phases.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "7",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "7",
"name": "EOC",
"type": "input",
"description": "End-of-charge current program input. Connect directly to GND or through an external resistor Rext (<=100k) to set the over-charge termination current: IEOC = 1.278*(14350+Rext) / (RCS*1e6). IEOC/ICH ranges from 10.5% (Rext=0) to 83.5% (Rext=100k).",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "8",
"kind": "smd",
"shape": "roundrect",
"at": [
-2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "8",
"name": "COM1",
"type": "passive",
"description": "Loop compensation input 1. Connect a 470pF ceramic capacitor from COM1 to GND for control-loop stability.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "9",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "9",
"name": "COM2",
"type": "passive",
"description": "Loop compensation input 2. Connect a 120 ohm resistor in series with a 220nF ceramic capacitor from COM2 to GND.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "10",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "10",
"name": "FB",
"type": "input",
"description": "Battery-voltage feedback input. External resistor divider (R6/R7) from BAT to FB to GND sets the over-charge and float voltages: VBAT = 3.69*(1+R7/R6) + IB*R7, with IB (FB bias current) approx 40nA typ (260nA max). Max settable over-charge voltage 25V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "11",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "11",
"name": "COM3",
"type": "passive",
"description": "Loop compensation input 3. Connect a 100nF capacitor from COM3 to GND. Absolute max voltage on COM3 to GND is 6.5V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "12",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "12",
"name": "NC",
"type": "unconnected",
"description": "No internal connection.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "13",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.325
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "13",
"name": "CSP",
"type": "input",
"description": "Positive input of the charge-current sense amplifier. Measures the voltage across the current-sense resistor RCS placed between CSP and BAT; feeds the internal current regulation loop. Constant-current threshold VCS(CSP-BAT) = 120mV typ (113-127mV); trickle-mode threshold 23mV typ. Absolute max 28V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "14",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-0.975
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "14",
"name": "BAT",
"type": "input",
"description": "Negative input of the charge-current sense amplifier and battery-terminal connection. Measures VRCS together with CSP; typical DC current into pin approx 10uA (VBAT=12V). Absolute max 28V.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "15",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-1.625
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "15",
"name": "VCC",
"type": "power_in",
"description": "Main supply / external power input, also the supply for internal circuitry. Operating range 7.5V to 28V; UVLO rising threshold 4.2-7.3V (typ 6V). Requires a local filter/bulk capacitor to GND.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
},
{
"pad": "16",
"kind": "smd",
"shape": "roundrect",
"at": [
2.8625,
-2.275
],
"rot": 0.0,
"size": [
1.475,
0.4
],
"layers": [
"F.Cu",
"F.Mask",
"F.Paste"
],
"thermal": false,
"pin": "16",
"name": "DRV",
"type": "output",
"description": "Gate-drive output for the external P-channel MOSFET. VH = VCC-60mV (at IDRV=-10mA); VL = VCC-6.5V typ (5-8V) at IDRV=0. Rise/fall times ~40ns typ into 2nF load. Internal clamp keeps VCC-VDRV below 8V max so low-Vgs P-MOSFETs may be used.",
"is_pin1": false,
"source": {
"geometry": "TSSOP-16_4.4x5mm_P0.65mm.kicad_mod",
"meaning": "page.json:component.pins",
"correspondence": "kicad: symbol pin number == pad name"
}
}
]
}