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XPD977B
Public Made by Adomby adom
Shenzhen Fuman Battery Management, QFN-32-EP(5x5). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+266−8@@ -1,13 +1,276 @@ {+ "schema_version": 1,+ "type": "component", "slug": "xpd977b",+ "title": "XPD977B",+ "brief": "Shenzhen Fuman Battery Management, QFN-32-EP(5x5). Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "Shenzhen Fuman Battery Management, QFN-32-EP(5x5). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "xpd977b" ],+ "component": {+ "mpn": "XPD977B",+ "manufacturer": "Shenzhen Fuman",+ "package": "QFN-32-EP(5x5)",+ "pin_count": 33,+ "category": "PMIC",+ "subcategory": "Battery Management",+ "datasheet": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Shenzhen-Fuman-Elec-XPD977B_C2844296.pdf",+ "parts": {+ "symbol": "xpd977b.kicad_sym",+ "footprint": "xpd977b.kicad_mod",+ "model_3d": "xpd977b.glb",+ "model_3d_step": "xpd977b.step",+ "lbr": "xpd977b.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VFB",+ "type": "input",+ "description": "Voltage-regulation feedback input. Connects to the system output-voltage divider tap (typ. R_FB1=100k\u03a9 / R_FB2=33k\u03a9) for dynamic PD/QC output-voltage regulation."+ },+ {+ "number": "2",+ "name": "IREF",+ "type": "passive",+ "description": "CC (constant-current) loop compensation pin. Recommended RC network R_CMP2=10k\u03a9, C_CMP2=10nF. Leave floating if the CC function is unused."+ },+ {+ "number": "3",+ "name": "CSN",+ "type": "input",+ "description": "Main current-sense negative input. Must be tied to GND when unused; do not leave floating. Works with the internal 10 m\u03a9 sense resistor / external R_S1 (10 m\u03a9)."+ },+ {+ "number": "4",+ "name": "CSP",+ "type": "input",+ "description": "Main current-sense positive input. Must be tied to GND when unused; do not leave floating."+ },+ {+ "number": "5",+ "name": "ISP2",+ "type": "input",+ "description": "Type-A2 port current-sense positive input (with external R_S2 = 5 m\u03a9). Used for per-port current limiting on A2 output."+ },+ {+ "number": "6",+ "name": "ISP3",+ "type": "input",+ "description": "Type-A3 port current-sense positive input (with external R_S3 = 5 m\u03a9). Used for per-port current limiting on A3 output."+ },+ {+ "number": "7",+ "name": "DP3",+ "type": "bidirectional",+ "description": "Type-A3 port USB D+ data line. Handles QC/FCP/AFC/Apple 2.4A/BC1.2 handshake on port A3."+ },+ {+ "number": "8",+ "name": "LINK",+ "type": "bidirectional",+ "description": "XPD-LINK\u2122 inter-chip interconnection bus. Enables multi-XPD-chip cooperative operation across ports; pull to GND via R_LINK = 10 k\u03a9."+ },+ {+ "number": "9",+ "name": "DM3",+ "type": "bidirectional",+ "description": "Type-A3 port USB D\u2212 data line."+ },+ {+ "number": "10",+ "name": "DIS",+ "type": "output",+ "description": "External discharge NMOS gate drive. Drives an external N-MOSFET that discharges VBUS/VPWR bulk capacitors during voltage step-down transitions."+ },+ {+ "number": "11",+ "name": "AISN",+ "type": "input",+ "description": "XPD-LINK interconnect current-sense negative input (used when interworking with non-XPD-series parts). Tie to GND if unused."+ },+ {+ "number": "12",+ "name": "AISP",+ "type": "input",+ "description": "XPD-LINK interconnect current-sense positive input (used when interworking with non-XPD-series parts). Tie to GND if unused."+ },+ {+ "number": "13",+ "name": "USBA3",+ "type": "power_out",+ "description": "Type-A3 port VBUS output rail (post external PMOS switch)."+ },+ {+ "number": "14",+ "name": "GD3",+ "type": "output",+ "description": "Type-A3 port external PMOS gate driver. Requires C_GATE2 = 47 nF GS capacitor."+ },+ {+ "number": "15",+ "name": "DP2",+ "type": "bidirectional",+ "description": "Type-A2 port USB D+ data line."+ },+ {+ "number": "16",+ "name": "DM2",+ "type": "bidirectional",+ "description": "Type-A2 port USB D\u2212 data line."+ },+ {+ "number": "17",+ "name": "USBA2",+ "type": "power_out",+ "description": "Type-A2 port VBUS output rail (post external PMOS switch)."+ },+ {+ "number": "18",+ "name": "GD2",+ "type": "output",+ "description": "Type-A2 port external PMOS gate driver. Requires C_GATE1 = 47 nF GS capacitor."+ },+ {+ "number": "19",+ "name": "CC1",+ "type": "bidirectional",+ "description": "Type-C port CC1 configuration channel. Handles USB PD3.0 BMC PHY and orientation detection."+ },+ {+ "number": "20",+ "name": "DP1",+ "type": "bidirectional",+ "description": "Type-C port USB D-line (datasheet text labels this pin's function as 'Type-C \u53e3\u6570\u636e\u7aef\u53e3 DM' despite the DP1 name)."+ },+ {+ "number": "21",+ "name": "DM1",+ "type": "bidirectional",+ "description": "Type-A port USB D-line (datasheet text labels this pin's function as 'Type-A \u53e3\u6570\u636e\u7aef\u53e3 DP' despite the DM1 name)."+ },+ {+ "number": "22",+ "name": "CC2",+ "type": "bidirectional",+ "description": "Type-C port CC2 configuration channel."+ },+ {+ "number": "23",+ "name": "VBUS",+ "type": "power_out",+ "description": "Type-C port VBUS output rail (integrated 10 m\u03a9 switch). Pins 23/24/25 are tied internally."+ },+ {+ "number": "24",+ "name": "VBUS",+ "type": "power_out",+ "description": "Type-C port VBUS output rail (integrated 10 m\u03a9 switch). Pins 23/24/25 are tied internally."+ },+ {+ "number": "25",+ "name": "VBUS",+ "type": "power_out",+ "description": "Type-C port VBUS output rail (integrated 10 m\u03a9 switch). Pins 23/24/25 are tied internally. Recommend C_VBUS 1-10 \u00b5F."+ },+ {+ "number": "26",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating."+ },+ {+ "number": "27",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating."+ },+ {+ "number": "28",+ "name": "VPWR",+ "type": "power_in",+ "description": "Main input supply (3.3 V to 21 V; absolute max 26 V). Pins 28/29/30 are tied internally. Recommend C_VPWR 1-10 \u00b5F."+ },+ {+ "number": "29",+ "name": "VPWR",+ "type": "power_in",+ "description": "Main input supply (3.3 V to 21 V). Pins 28/29/30 are tied internally."+ },+ {+ "number": "30",+ "name": "VPWR",+ "type": "power_in",+ "description": "Main input supply (3.3 V to 21 V). Pins 28/29/30 are tied internally."+ },+ {+ "number": "31",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect. Leave floating."+ },+ {+ "number": "32",+ "name": "OPTO",+ "type": "output",+ "description": "Optocoupler driver output for AC-DC primary-side feedback control loop."+ },+ {+ "number": "33",+ "name": "GND",+ "type": "power_in",+ "description": "Exposed thermal pad - chip ground (EPAD). Must be soldered to the PCB ground plane for both electrical return and heat dissipation (R_\u03b8JA \u2248 34 \u00b0C/W)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://wmsc.lcsc.com/wmsc/upload/file/pdf/v2/lcsc/2304140030_Shenzhen-Fuman-Elec-XPD977B_C2844296.pdf",+ "pages": 19,+ "sha256": "5a87c34d62e6ac88",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "Shenzhen Fuman",+ "Package": "QFN-32-EP(5x5)",+ "Category": "PMIC",+ "Pins": "33"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "xpd977b"+ ],+ "discovery_pitch": "XPD977B (Shenzhen Fuman) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +288,5 @@ "docs/xpd977b-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }