component
AAP2154OIR1
Public Made by Adomby adom
Eutech Microelectronics Battery Management ICs, TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702
{
"schema_version": 1,
"type": "component",
"slug": "aap2154oir1",
"title": "AAP2154OIR1",
"brief": "Eutech Microelectronics Battery Management ICs, TSOT-23-5. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"power management ics",
"aap2154oir1",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "AAP2154OIR1",
"manufacturer": "Eutech Microelectronics",
"package": "TSOT-23-5",
"pin_count": 5,
"category": "Power Management ICs",
"subcategory": "Battery Management ICs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/1ccf5f6fa93a146557877be6e54bcc2e.pdf",
"parts": {
"symbol": "aap2154oir1.kicad_sym",
"footprint": "aap2154oir1.kicad_mod",
"model_3d": "aap2154oir1-hero.glb",
"model_3d_plain": "aap2154oir1-etched.glb",
"model_3d_step": "aap2154oir1-etched.step",
"model_3d_step_plain": "aap2154oir1.step",
"lbr": "aap2154oir1.lbr"
},
"distributor_links": {
"lcsc": "C370749"
},
"distributor_check": {
"checked_at": "2026-10-23T21:34:20Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "deferred",
"error": "shared DigiKey quota guard: 791 calls left today"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "CHRG",
"type": "output",
"description": "Open-drain charge status output pulled low by an internal N-channel MOSFET while charging, weak ~12µA pull-down when charge is complete (AC present), and high impedance in undervoltage lockout."
},
{
"number": "2",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "3",
"name": "BAT",
"type": "power_out",
"description": "Charge current output that provides charge current to the battery and regulates the final float voltage to 4.2V."
},
{
"number": "4",
"name": "VCC",
"type": "power_in",
"description": "Positive input supply voltage of 4.35V to 6.5V, to be bypassed with at least a 1µF capacitor."
},
{
"number": "5",
"name": "PROG",
"type": "bidirectional",
"description": "Charge current program, charge current monitor and shutdown pin; a 1% resistor to ground sets the charge current, the pin servos to 1V in constant-current mode, and floating it (1.94V threshold, clamped ~2.4V) shuts down the charger."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The pin table has TSOT-25 and TDFN6 columns. Only the TSOT-25 column was used, which matches the ord; Pin types are inferred from the descriptions: CHRG as output (open-drain), BAT as power_out, and PRO"
],
"pages_sent": 16,
"cost_usd": 0.1096,
"at": "2026-10-23T21:33:30"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/1ccf5f6fa93a146557877be6e54bcc2e.pdf",
"pages": 16,
"sha256": "d1039d6f4bad7e5c",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 5,
"described": 5,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "aap2154oir1.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
0.95
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5120f0cee43ef7743cc08408d2c12f234fcac7355386e330a3a16f336e23da8d",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "aap2154oir1-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
0.95
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "171cdc8e6d0d59b0a9fe6424ab5e0c36253b3b8eb9ffe2435f4865ca96844d5d",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Eutech Microelectronics",
"Package": "TSOT-23-5",
"Category": "Power Management ICs",
"Pins": "5"
},
"appearance": {
"contacts": {
"quote": "copper lead frame, through the package leads, (especially",
"page": 14,
"doc": "ds.pdf",
"material": "copper"
},
"version": 1,
"datasheet_sha256": "d1039d6f4bad7e5c6e7ff3c3f8cb91700b642a8b8ead9d63c229a818af60a534"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "d1039d6f4bad7e5c6e7ff3c3f8cb91700b642a8b8ead9d63c229a818af60a534",
"rows": [
{
"name": "Input Supply Voltage",
"symbol": "VCC",
"kind": "electrical",
"unit": "V",
"min": 4.35,
"typ": null,
"max": 6.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Supply Current, Charge Mode",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 350,
"max": 2000,
"conditions": "Charge Mode (Note 4), RPROG = 10k",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Supply Current, Standby Mode",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 200,
"max": 500,
"conditions": "Standby Mode (Charge Terminated)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Input Supply Current, Shutdown Mode",
"symbol": "ICC",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 25,
"max": 50,
"conditions": "Shutdown Mode (RPROG Not Connected, VCC < VBAT, or VCC < VUV)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Regulated Output (Float) Voltage",
"symbol": "VFLOAT",
"kind": "electrical",
"unit": "V",
"min": 4.158,
"typ": 4.2,
"max": 4.242,
"conditions": "0 ≤ TA ≤ 85, IBAT = 40mA",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current, RPROG = 10k",
"symbol": "IBAT",
"kind": "electrical",
"unit": "mA",
"min": 100,
"typ": 110,
"max": 120,
"conditions": "RPROG = 10k, Current Mode",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current, RPROG = 2k",
"symbol": "IBAT",
"kind": "electrical",
"unit": "mA",
"min": 475,
"typ": 510,
"max": 545,
"conditions": "RPROG = 2k, Current Mode",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current, Standby",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": -2.5,
"max": -6,
"conditions": "Standby Mode, VBAT = 4.2V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current, Shutdown",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 1,
"max": 2,
"conditions": "Shutdown Mode (RPROG Not Connected); printed ± 1 typ, ± 2 max",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current, Sleep",
"symbol": "IBAT",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 1,
"max": 2,
"conditions": "Sleep Mode, VCC = 0V; printed ± 1 typ, ± 2 max",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Trickle Charge Current",
"symbol": "ITRIKL",
"kind": "electrical",
"unit": "mA",
"min": 20,
"typ": 50,
"max": 70,
"conditions": "VBAT < VTRIKL, RPROG = 2k",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Trickle Charge Threshold Voltage",
"symbol": "VTRIKL",
"kind": "electrical",
"unit": "V",
"min": 2.8,
"typ": 2.9,
"max": 3,
"conditions": "RPROG = 10k, VBAT Rising",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Trickle Charge Hysteresis Voltage",
"symbol": "VTRHYS",
"kind": "electrical",
"unit": "mV",
"min": 60,
"typ": 80,
"max": 110,
"conditions": "RPROG = 10k",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VCC Undervoltage Lockout Threshold",
"symbol": "VUV",
"kind": "electrical",
"unit": "V",
"min": 3.55,
"typ": 3.7,
"max": 3.85,
"conditions": "From VCC Low to High",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VCC Undervoltage Lockout Hysteresis",
"symbol": "VUVHYS",
"kind": "electrical",
"unit": "mV",
"min": 150,
"typ": 200,
"max": 300,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Manual Shutdown Threshold Voltage",
"symbol": "VMSD",
"kind": "electrical",
"unit": "V",
"min": 1.85,
"typ": 1.94,
"max": 2.05,
"conditions": "PROG Pin Rising",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VCC – VBAT Lockout Threshold Voltage, rising",
"symbol": "VASD",
"kind": "electrical",
"unit": "mV",
"min": 70,
"typ": 100,
"max": 140,
"conditions": "VCC from Low to High",
"source_page": 5,
"source": "datasheet"
},
{
"name": "VCC – VBAT Lockout Threshold Voltage, falling",
"symbol": "VASD",
"kind": "electrical",
"unit": "mV",
"min": 5,
"typ": 30,
"max": 50,
"conditions": "VCC from High to Low",
"source_page": 5,
"source": "datasheet"
},
{
"name": "C/10 Termination Current Threshold, RPROG = 10k",
"symbol": "ITERM",
"kind": "electrical",
"unit": "mA/mA",
"min": 0.085,
"typ": 0.1,
"max": 0.115,
"conditions": "RPROG = 10k (Note 5)",
"source_page": 5,
"source": "datasheet"
},
{
"name": "C/10 Termination Current Threshold, RPROG = 2k",
"symbol": "ITERM",
"kind": "electrical",
"unit": "mA/mA",
"min": 0.085,
"typ": 0.1,
"max": 0.115,
"conditions": "RPROG = 2k",
"source_page": 5,
"source": "datasheet"
},
{
"name": "PROG Pin Voltage",
"symbol": "VPROG",
"kind": "electrical",
"unit": "V",
"min": 0.96,
"typ": 1.03,
"max": 1.1,
"conditions": "RPROG = 10k, Current Mode",
"source_page": 5,
"source": "datasheet"
},
{
"name": "CHRG Pin Weak Pull-Down Current",
"symbol": "ICHRG",
"kind": "electrical",
"unit": "µA",
"min": 7,
"typ": 12,
"max": 20,
"conditions": "VCHRG = 5V",
"source_page": 5,
"source": "datasheet"
},
{
"name": "CHRG Pin Output Low Voltage",
"symbol": "VCHRG",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.35,
"max": 0.6,
"conditions": "ICHRG = 5mA",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Recharge Battery Threshold Voltage",
"symbol": "ΔVRECHRG",
"kind": "electrical",
"unit": "mV",
"min": 100,
"typ": 150,
"max": 200,
"conditions": "VFLOAT-VRECHRG",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Recharge Comparator Filter Time",
"symbol": "tRECHARGE",
"kind": "timing",
"unit": "ms",
"min": 0.75,
"typ": 2,
"max": 4.5,
"conditions": "VBAT High to Low",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Termination Comparator Filter Time",
"symbol": "tTERM",
"kind": "timing",
"unit": "µs",
"min": 400,
"typ": 1000,
"max": 2500,
"conditions": "IBAT Falling Below ICHG/10",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Junction Temperature in Constant Temperature Mode",
"symbol": "TLIM",
"kind": "electrical",
"unit": "°C",
"min": null,
"typ": 120,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Power FET ON Resistance",
"symbol": "RON",
"kind": "electrical",
"unit": "mΩ",
"min": null,
"typ": 600,
"max": null,
"conditions": "Between VCC and BAT",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Soft-Start Time",
"symbol": "tSS",
"kind": "timing",
"unit": "µs",
"min": null,
"typ": 100,
"max": null,
"conditions": "IBAT = 0 to IBAT = 1000V/RPROG",
"source_page": 6,
"source": "datasheet"
},
{
"name": "PROG Pin Pull-Up Current",
"symbol": "IPROG",
"kind": "electrical",
"unit": "µA",
"min": null,
"typ": 3,
"max": null,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "Input Supply Voltage (VCC)",
"symbol": "VCC",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Voltage",
"symbol": "BAT",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "CHRG Pin Voltage",
"symbol": "CHRG",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6.5,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "BAT Pin Current",
"symbol": "IBAT",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 800,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "PROG Pin Current",
"symbol": "IPROG",
"kind": "absolute_maximum",
"unit": "µA",
"min": null,
"typ": null,
"max": 800,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Maximum Junction Temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Operating Ambient Temperature Range",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "Note 2",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Storage Temperature Range",
"symbol": "Tstg",
"kind": "absolute_maximum",
"unit": "°C",
"min": -65,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Lead Temperature (soldering, 10s)",
"symbol": "",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 300,
"conditions": "10s",
"source_page": 5,
"source": "datasheet"
},
{
"name": "Operating Temperature Range (ordering)",
"symbol": "",
"kind": "recommended_operating",
"unit": "°C",
"min": -20,
"typ": null,
"max": 70,
"conditions": "AAP2154OIR1",
"source_page": 4,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"aap2154oir1"
],
"discovery_pitch": "AAP2154OIR1 (Eutech Microelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"aap2154oir1.kicad_sym",
"aap2154oir1.kicad_mod",
"aap2154oir1.glb",
"aap2154oir1.step",
"aap2154oir1.lbr",
"docs/hero.png",
"docs/aap2154oir1-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"aap2154oir1-hero.glb",
"aap2154oir1-hero.overlay.json",
"aap2154oir1-etched.glb"
],
"visibility": {
"public": true
}
}