component
AP1513SG-13
Public Made by Adomby adom
Diodes Incorporated DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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Ray
Set visibility: public
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"title": "AP1513SG-13",
"brief": "Diodes Incorporated DC-DC Converters, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"mpn": "AP1513SG-13",
"manufacturer": "Diodes Incorporated",
"package": "SOIC-8",
"pin_count": 8,
"category": "Power Management ICs",
"subcategory": "DC-DC Converters",
"datasheet": "https://www.diodes.com/assets/Datasheets/AP1513SG-13.pdf",
"parts": {
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"lbr": "ap1513sg-13.lbr"
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"distributor_links": {
"lcsc": "C32637",
"digikey": "AP1513SGTR-ND",
"mouser": "621-AP1513SG-13"
},
"distributor_check": {
"checked_at": "2026-11-13T08:48:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "AP1513SGTR-ND",
"status": "found"
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"pins": [
{
"number": "1",
"name": "FB",
"type": "input",
"description": "Feedback pin for the error amplifier, with VFB specified at 0.784 V to 0.816 V (0.8 V typical) and the output set by VOUT = VFB x (1 + RA/RB)."
},
{
"number": "2",
"name": "EN",
"type": "input",
"description": "Power-off pin: driving it high (VSH minimum 2.0 V) gives normal step-down operation, and driving it low (VSL maximum 0.8 V) stops step-down operation with all circuits deactivated."
},
{
"number": "3",
"name": "OCSET",
"type": "input",
"description": "Connect an external resistor from VCC to this pin to set the maximum output current, using the internal OCSET bias current of 75 µA to 105 µA (90 µA typical)."
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{
"number": "4",
"name": "VCC",
"type": "power_in",
"description": "IC power supply pin, with a recommended input voltage range of 3.6 V to 18 V and an absolute maximum VCC pin voltage of VSS - 0.3 V to VSS + 20 V."
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{
"number": "5",
"name": "Output",
"type": "output",
"description": "Switch output pin that connects the external inductor and diode; minimize the trace area at this pin to reduce EMI, and note it is internally connected to the die pad together with pin 6."
},
{
"number": "6",
"name": "Output",
"type": "output",
"description": "Switch output pin that connects the external inductor and diode; minimize the trace area at this pin to reduce EMI, and note it is internally connected to the die pad together with pin 5."
},
{
"number": "7",
"name": "VSS",
"type": "power_in",
"description": "Ground pin, internally connected to the die pad together with pin 8 on the SO-8 package."
},
{
"number": "8",
"name": "VSS",
"type": "power_in",
"description": "Ground pin, internally connected to the die pad together with pin 7 on the SO-8 package."
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"sha256": "687425bc8d5f17e6",
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"standoff_basis": "family nominal (no datasheet A1 read)",
"lead_width_mm": 0.36,
"lead_width_basis": "default: 0.6 x pad width across the lead, at most 0.45 x pitch 1.27 mm; a tab 0.9 x its width (no datasheet b read)",
"lead_thickness_mm": 0.2,
"lead_thickness_basis": "default for pitch 1.27 mm, height 1.45 mm (no datasheet c read)"
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"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
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"metadata": {
"specs": {
"Manufacturer": "Diodes Incorporated",
"Package": "SOIC-8",
"Category": "Power Management ICs",
"Pins": "8"
},
"appearance": {
"contacts": {
"quote": "If you need low TC & TJ or large PD (Power Dissipation), the dual Output pins (5 & 6) and VSS pins (7 & 8) on the SO-8 package are internally connected to die pad, The evaluation board should be allow",
"page": 7,
"doc": "ds.pdf",
"material": "copper"
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"name": "VCC Pin Voltage",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 20,
"conditions": "Referenced to VSS (printed VSS - 0.3 to VSS + 20)",
"source_page": 2,
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{
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{
"name": "EN Pin Voltage",
"symbol": "VEN",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
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{
"name": "Output Pin Voltage",
"symbol": "VOUT",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "Referenced to VSS (printed VSS - 0.3 to VIN + 0.3; upper limit not numeric)",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Operating Junction Temperature Range",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 2,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "TST",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 2,
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{
"name": "Input Voltage",
"symbol": "VIN",
"kind": "recommended_operating",
"unit": "V",
"min": 3.6,
"typ": null,
"max": 18,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Output Current",
"symbol": "IOUT",
"kind": "recommended_operating",
"unit": "A",
"min": 0,
"typ": null,
"max": 2,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature",
"symbol": "TA",
"kind": "recommended_operating",
"unit": "°C",
"min": -20,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Feedback Voltage",
"symbol": "VFB",
"kind": "electrical",
"unit": "V",
"min": 0.784,
"typ": 0.8,
"max": 0.816,
"conditions": "IOUT = 0.1A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Feedback Bias Current",
"symbol": "IFB",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 0.1,
"max": 0.5,
"conditions": "IOUT = 0.1A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Switch Current",
"symbol": "ISW",
"kind": "electrical",
"unit": "A",
"min": 2.5,
"typ": null,
"max": null,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Line Regulation",
"symbol": "∆VOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": 1,
"max": 2,
"conditions": "VIN = 5V to 18V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Load Regulation",
"symbol": "∆VOUT/VOUT",
"kind": "electrical",
"unit": "%",
"min": null,
"typ": 0.2,
"max": 0.5,
"conditions": "IOUT = 0.1 to 2A",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Oscillation Frequency",
"symbol": "fOSC",
"kind": "electrical",
"unit": "kHz",
"min": 240,
"typ": 300,
"max": 400,
"conditions": "Measure waveform at Output pin",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Frequency of Current Limit or Short Circuit Protect",
"symbol": "fOSC1",
"kind": "electrical",
"unit": "kHz",
"min": 10,
"typ": null,
"max": null,
"conditions": "Measure waveform at Output pin",
"source_page": 3,
"source": "datasheet"
},
{
"name": "EN Pin Input Voltage (high)",
"symbol": "VSH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "Evaluate oscillation at Output pin",
"source_page": 3,
"source": "datasheet"
},
{
"name": "EN Pin Input Voltage (low)",
"symbol": "VSL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.8,
"conditions": "Evaluate oscillation stop at Output pin",
"source_page": 3,
"source": "datasheet"
},
{
"name": "OCSET Pin Bias Current",
"symbol": "IOCSET",
"kind": "electrical",
"unit": "µA",
"min": 75,
"typ": 90,
"max": 105,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Soft-Start Time",
"symbol": "tSS",
"kind": "electrical",
"unit": "ms",
"min": 0.3,
"typ": 2,
"max": 5,
"conditions": "",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Internal MOSFET RDSON",
"symbol": "RDSON",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 110,
"max": 150,
"conditions": "VIN = 5V, VFB = 0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Internal MOSFET RDSON",
"symbol": "RDSON",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 70,
"max": 100,
"conditions": "VIN = 12V, VFB = 0V",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Ambient",
"symbol": "θJA",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 134,
"max": null,
"conditions": "SO-8 (Note 4)",
"source_page": 3,
"source": "datasheet"
},
{
"name": "Thermal Resistance Junction-to-Case",
"symbol": "θJC",
"kind": "thermal",
"unit": "°C/W",
"min": null,
"typ": 22,
"max": null,
"conditions": "SO-8 (Note 4)",
"source_page": 3,
"source": "datasheet"
}
]
}
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