component
FH2120-NB
Public Made by Adomby adom
鑫飞宏 Battery Management, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "fh2120-nb",
"title": "FH2120-NB",
"brief": "鑫飞宏 Battery Management, SOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
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"component": {
"mpn": "FH2120-NB",
"manufacturer": "鑫飞宏",
"package": "SOT-23-6",
"pin_count": 6,
"category": "Power Management (PMIC)",
"subcategory": "Battery Management",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603345529535275008",
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"source": "Component Ocean /api/assign-pns",
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"pn": null,
"status": "no match"
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"mouser": {
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}
},
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{
"number": "1",
"name": "DO",
"type": "output",
"description": "Gate connection terminal for the discharge-control MOSFET; the output swings between VSS-0.3 V and VDD+0.3 V as an absolute maximum, with high level VDD-0.1 V to VDD-0.02 V and low level 0.5 V max."
},
{
"number": "2",
"name": "CO",
"type": "output",
"description": "Gate connection terminal for the charge-control MOSFET; the output swings between VDD-28 V and VDD+0.3 V as an absolute maximum, with high level VDD-0.1 V to VDD-0.02 V and low level 0.5 V max."
},
{
"number": "3",
"name": "VM",
"type": "input",
"description": "Overcurrent detection and charger detection terminal; its input voltage is limited to VDD-28 V to VDD+0.3 V."
},
{
"number": "4",
"name": "VC",
"type": "input",
"description": "Connection between the negative terminal of cell 1 and the positive terminal of cell 2, used for voltage sensing; it must stay within the VDD-VC and VC-VSS input range of -0.3 V to +6.0 V."
},
{
"number": "5",
"name": "VDD",
"type": "power_in",
"description": "Positive power supply input and connection to the positive terminal of cell 1; the operating voltage range VDD-VC/VC-VSS is -0.3 V to 6 V and VDD-VM is 1.5 V to 28 V."
},
{
"number": "6",
"name": "VSS",
"type": "power_in",
"description": "Ground and negative power supply input, also connected to the negative terminal of cell 2."
}
],
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"extractor": "extract_pins 0.3",
"factory_chain": {
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The datasheet lists only one package for the FH2120-NB series (SOT23-6, pages 1 and 11). No ordering; Pin numbers were taken from the pin table (Table 1, page 3). The pin-layout drawing is an image and ; Pin type for VC is not stated explicitly. It is classified as input because it is a voltage-sense co"
],
"pages_sent": 11,
"cost_usd": 0.0368,
"at": "2026-10-17T03:46:53"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603345529535275008",
"pages": 11,
"sha256": "9ef51fe0681e9620",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 6,
"described": 6,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
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"footprint": "viewers/footprint.html"
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"models_3d": [
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"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
2.8,
2.9,
1.55
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"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "c9fe686b4d1b56927a41fa84a9bc1efb61d8a45a123a3db43bcaa05c2891d635",
"checked": "2026-10-17",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
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"sha256": "e4fa2ea5d26678680a077a0191026646a40dc2b0302d1a65391c7e46f6258a0f",
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}
]
},
"metadata": {
"specs": {
"Manufacturer": "鑫飞宏",
"Package": "SOT-23-6",
"Category": "Power Management (PMIC)",
"Pins": "6"
},
"characteristics": {
"version": 1,
"source": "datasheet",
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"rows": [
{
"name": "工作电压 (VDD-VC, VC-VSS)",
"symbol": "VOP1",
"kind": "recommended_operating",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "工作电压 (VDD-VM)",
"symbol": "VOP2",
"kind": "recommended_operating",
"unit": "V",
"min": 1.5,
"typ": null,
"max": 28,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "正常工作电流",
"symbol": "IDD",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 5,
"max": 9,
"conditions": "V1=V2=3.5V,VVM=0V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过放电流",
"symbol": "IOPED",
"kind": "electrical",
"unit": "μA",
"min": null,
"typ": 3,
"max": 6,
"conditions": "V1=V2=1.5V,VVM=3V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过充电保护电压 (tolerance)",
"symbol": "VOC",
"kind": "tolerance",
"unit": "V",
"min": -0.025,
"typ": null,
"max": 0.025,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过充电解除电压 (tolerance)",
"symbol": "VOCR",
"kind": "tolerance",
"unit": "V",
"min": -0.05,
"typ": null,
"max": 0.05,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过放电保护电压 (tolerance)",
"symbol": "VOD",
"kind": "tolerance",
"unit": "V",
"min": -0.08,
"typ": null,
"max": 0.08,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过放电解除电压 (tolerance)",
"symbol": "VODR",
"kind": "tolerance",
"unit": "V",
"min": -0.1,
"typ": null,
"max": 0.1,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "放电过流保护电压 (tolerance)",
"symbol": "VEC",
"kind": "tolerance",
"unit": "V",
"min": -0.03,
"typ": null,
"max": 0.03,
"conditions": "VEC＞0.100V",
"source_page": 6,
"source": "datasheet"
},
{
"name": "短路保护电压 (tolerance)",
"symbol": "VSHORT",
"kind": "tolerance",
"unit": "V",
"min": -0.2,
"typ": null,
"max": 0.2,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "充电过流保护电压 (tolerance)",
"symbol": "VCHA",
"kind": "tolerance",
"unit": "V",
"min": -0.03,
"typ": null,
"max": 0.03,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "DO 端子输出低电压",
"symbol": "VDL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.2,
"max": 0.5,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "CO 端子输出低电压",
"symbol": "VCL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": 0.2,
"max": 0.5,
"conditions": "",
"source_page": 6,
"source": "datasheet"
},
{
"name": "充电器起始电压（允许向 0V 电池充电功能）",
"symbol": "V0CH",
"kind": "electrical",
"unit": "V",
"min": 1.2,
"typ": null,
"max": null,
"conditions": "允许向0V电池充电功能",
"source_page": 6,
"source": "datasheet"
},
{
"name": "过充电保护延时 (delay code A)",
"symbol": "TOC",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 1000,
"max": null,
"conditions": "Delay code A; printed as TOC*60% min and TOC*140% max",
"source_page": 4,
"source": "datasheet"
},
{
"name": "过放电保护延时 (delay code A)",
"symbol": "TOD",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 128,
"max": null,
"conditions": "Delay code A; printed as TOD*60% min and TOD*140% max",
"source_page": 4,
"source": "datasheet"
},
{
"name": "放电过流延时 (delay code A)",
"symbol": "TEC",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 10,
"max": null,
"conditions": "Delay code A; printed as TEC*60% min and TEC*140% max",
"source_page": 4,
"source": "datasheet"
},
{
"name": "充电过流延时 (delay code A)",
"symbol": "TCHA",
"kind": "timing",
"unit": "ms",
"min": null,
"typ": 8,
"max": null,
"conditions": "Delay code A; printed as TCHA*60% min and TCHA*140% max",
"source_page": 4,
"source": "datasheet"
},
{
"name": "短路延时 (delay code A)",
"symbol": "TSHORT",
"kind": "timing",
"unit": "μs",
"min": null,
"typ": 250,
"max": null,
"conditions": "Delay code A; printed as TSHORT*60% min and TSHORT*140% max",
"source_page": 4,
"source": "datasheet"
},
{
"name": "VDD and VC, VC and VSS 之间输入电压",
"symbol": "VDD-VC, VC-VSS",
"kind": "absolute_maximum",
"unit": "V",
"min": -0.3,
"typ": null,
"max": 6,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "工作温度范围",
"symbol": "TOPR",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 5,
"source": "datasheet"
},
{
"name": "储存温度范围",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 5,
"source": "datasheet"
}
]
}
},
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],
"discovery_pitch": "FH2120-NB (鑫飞宏) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
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}
}