component
PT2051AAD4
Public Made by Adomby adom
PinTENG(品腾) , DFN-4L(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"title": "PT2051AAD4",
"brief": "PinTENG(品腾) , DFN-4L(1x1). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
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"source": "Component Ocean /api/assign-pns",
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"status": "no match"
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"name": "TCH",
"type": "input",
"description": "Touch-sensing input for the touch pad; the trace from the pad to this pin should be as short as possible and must not run parallel to or cross other traces, with an optional Cs of 1 to 50 pF to adjust sensitivity."
},
{
"number": "2",
"name": "QC",
"type": "output",
"description": "CMOS output that is active high on this package (AHLB and LPM are not bonded, and the figure note gives AHLB=0, LPM=0 as synchronous high-active output), with IOH of 2 mA min at VDD=3 V, VOH=2.1 V, and IOL of 15 mA at VDD=3 V, VOL=0.9 V."
},
{
"number": "3",
"name": "VSS",
"type": "power_in",
"description": "Ground reference pin for the device."
},
{
"number": "4",
"name": "VDD",
"type": "power_in",
"description": "Power supply pin with an operating range of 2.4 V to 5.5 V; a 104 (0.1 µF) or larger decoupling capacitor must be placed between VDD and GND with the shortest possible routing to the pins."
},
{
"number": "5",
"name": "EP",
"type": "passive",
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"cost_usd": 0.0568,
"at": "2026-10-23T15:54:37"
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"sha256": "76f4d89f4039dc26",
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"cad": "KiCad official (CC-BY-SA 4.0)",
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"checked": "2026-10-23",
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"Package": "DFN-4L(1x1)",
"Category": "",
"Pins": "5"
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"rows": [
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"name": "供电电压 (Supply voltage)",
"symbol": "VDD",
"kind": "absolute_maximum",
"unit": "V",
"min": 0,
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"max": 5.5,
"conditions": "",
"source_page": 7,
"source": "datasheet"
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{
"name": "工作温度 (Operating temperature)",
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"kind": "recommended_operating",
"unit": "℃",
"min": -40,
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"max": 85,
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{
"name": "储藏温度 (Storage temperature)",
"symbol": "TSTG",
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"unit": "℃",
"min": -50,
"typ": null,
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{
"name": "输入电压 (Input voltage, all I/O)",
"symbol": "VI",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": null,
"conditions": "所有 I/O口",
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{
"name": "芯片抗静电强度 HBM ESD",
"symbol": "HBM ESD",
"kind": "absolute_maximum",
"unit": "KV",
"min": 4,
"typ": null,
"max": null,
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{
"name": "工作电压 (Operating voltage)",
"symbol": "VDD",
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"unit": "V",
"min": 2.4,
"typ": 3,
"max": 5.5,
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{
"name": "输入低电压 (Input low voltage, AHLB)",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "VDD=5V,AHLB",
"source_page": 7,
"source": "datasheet"
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{
"name": "输入低电压 (Input low voltage, LPM)",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "VDD=5V,LPM",
"source_page": 7,
"source": "datasheet"
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{
"name": "输出拉电流 (Output source current)",
"symbol": "IOH",
"kind": "electrical",
"unit": "mA",
"min": 2,
"typ": null,
"max": null,
"conditions": "VDD=3V, VOH=2.1V",
"source_page": 7,
"source": "datasheet"
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{
"name": "输出灌电流 (Output sink current)",
"symbol": "IOL",
"kind": "electrical",
"unit": "mA",
"min": 15,
"typ": null,
"max": null,
"conditions": "VDD=3V, VOL=0.9V",
"source_page": 7,
"source": "datasheet"
},
{
"name": "下拉电阻 (Pull-down resistance)",
"symbol": "RPL",
"kind": "electrical",
"unit": "Kohm",
"min": 24,
"typ": 30,
"max": 36,
"conditions": "VDD=3V（LPM、AHLB）",
"source_page": 7,
"source": "datasheet"
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{
"name": "输出响应时间 (Output response time, fast mode)",
"symbol": "TR",
"kind": "electrical",
"unit": "ms",
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"min": null,
"typ": null,
"max": 200,
"conditions": "VDD=3V、低功耗模式",
"source_page": 7,
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"symbol": "ISB",
"kind": "electrical",
"unit": "uA",
"min": null,
"typ": 2,
"max": 2.5,
"conditions": "VDD=3V，低功耗模式（无负载）",
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"name": "工作电流 (Operating current, fast mode, no load)",
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"max": 25,
"conditions": "VDD=3V，快速模式（无负载）",
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