component
SG3525M
Public Made by Adomby adom
HGSEMI AC-DC Controllers and Regulators, SOP-16. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+164−8@@ -1,13 +1,174 @@ {+ "schema_version": 1,+ "type": "component", "slug": "sg3525m",+ "title": "SG3525M",+ "brief": "HGSEMI AC-DC Controllers and Regulators, SOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "HGSEMI AC-DC Controllers and Regulators, SOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "sg3525m" ],+ "component": {+ "mpn": "SG3525M",+ "manufacturer": "HGSEMI",+ "package": "SOP-16",+ "pin_count": 16,+ "category": "PMIC",+ "subcategory": "AC-DC Controllers and Regulators",+ "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/179b745af33dd2cf6d38402a364ddb96.pdf",+ "parts": {+ "symbol": "sg3525m.kicad_sym",+ "footprint": "sg3525m.kicad_mod",+ "model_3d": "sg3525m.glb",+ "model_3d_step": "sg3525m.step",+ "lbr": "sg3525m.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "Inv. Input",+ "type": "input",+ "description": "Inverting input of the internal error amplifier. Typical input offset 1.5mV, bias current ~1\u00b5A, common-mode range up to VREF (5.1V). Used with the compensation pin to close the voltage-regulation loop."+ },+ {+ "number": "2",+ "name": "Noninv. Input",+ "type": "input",+ "description": "Non-inverting input of the internal error amplifier. Common-mode range 1.5V to 5.2V, allowing direct connection to the on-chip 5.1V reference without an external divider."+ },+ {+ "number": "3",+ "name": "Sync",+ "type": "bidirectional",+ "description": "Oscillator sync pin. Used to synchronize the internal oscillator to an external clock (threshold 1.2-2.8V, sink ~1.3mA at 3.5V) or to slave/master multiple SG3525s together."+ },+ {+ "number": "4",+ "name": "OSC. Output",+ "type": "output",+ "description": "Oscillator clock output. Delivers a ~4V, 0.6\u00b5s-wide clock pulse per cycle, used for scope monitoring or as a sync source for downstream stages."+ },+ {+ "number": "5",+ "name": "CT",+ "type": "passive",+ "description": "Timing capacitor pin. Connect CT to GND to set the oscillator frequency together with RT (e.g. RT=2k\u03a9, CT=470pF \u2192 ~400kHz; RT=200k\u03a9, CT=0.1\u00b5F \u2192 ~60Hz)."+ },+ {+ "number": "6",+ "name": "RT",+ "type": "passive",+ "description": "Timing resistor pin. Connect RT to GND to program the oscillator charging current (charging current up to 5mA) and hence frequency, in conjunction with CT."+ },+ {+ "number": "7",+ "name": "Discharge",+ "type": "passive",+ "description": "CT discharge pin. A resistor placed between CT (pin 5) and Discharge sets the dead-time (blanking) between Output A and Output B pulses."+ },+ {+ "number": "8",+ "name": "Soft-Start",+ "type": "passive",+ "description": "Soft-start capacitor pin. A ~50\u00b5A (typ 51\u00b5A, 25-80\u00b5A) internal source charges an external cap here to slowly ramp the PWM duty cycle at start-up; discharged low (<0.7V) during shutdown."+ },+ {+ "number": "9",+ "name": "Compensation",+ "type": "output",+ "description": "Error-amplifier output / PWM comparator input. External RC network from this pin sets the loop compensation. PWM zero duty at ~0.9V, max duty (\u226545%) at ~3.2V."+ },+ {+ "number": "10",+ "name": "Shutdown",+ "type": "input",+ "description": "Active-high shutdown input. Driving this pin above ~0.8V (threshold 0.6-1.0V) inhibits both outputs and discharges the soft-start cap, providing pulse-by-pulse current limit or emergency shutdown. Input current ~0.3mA at 2.5V."+ },+ {+ "number": "11",+ "name": "Output A",+ "type": "output",+ "description": "Totem-pole PWM output A. Sources/sinks >150mA (peak 400mA); VOH \u226518V at 20mA source, VOL \u22640.4V at 20mA sink. Alternates with Output B at half the oscillator frequency for push-pull/bridge drive."+ },+ {+ "number": "12",+ "name": "Ground",+ "type": "power_in",+ "description": "Signal / logic ground return for the reference, oscillator and control circuitry. Tie to system ground; often decoupled separately from the VC power ground in switching supplies."+ },+ {+ "number": "13",+ "name": "VC",+ "type": "power_in",+ "description": "Collector supply for the output totem-pole drivers. Absolute max 40V; usually tied to VCC or a separate driver rail sized for the gate-drive current (>150mA continuous)."+ },+ {+ "number": "14",+ "name": "Output B",+ "type": "output",+ "description": "Totem-pole PWM output B, complementary to Output A. Same drive characteristics (>150mA source/sink, 400mA peak). NOR-gated logic guarantees a low ('off') level during dead-time or shutdown."+ },+ {+ "number": "15",+ "name": "VCC",+ "type": "power_in",+ "description": "Main chip supply. Operating range 8-35V with UVLO threshold ~7V (6-8V). Typical ICC 12mA, max 20mA at 35V. Decouple locally with 0.1\u00b5F."+ },+ {+ "number": "16",+ "name": "Vref",+ "type": "power_out",+ "description": "Internal 5.1V \u00b11% reference output. Sources up to 20mA (short-circuit ~80mA). Decouple with 0.1\u00b5F to GND; can be used as bias for the error-amp non-inverting input."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://datasheet.lcsc.com/datasheet/pdf/179b745af33dd2cf6d38402a364ddb96.pdf",+ "pages": 9,+ "sha256": "5277772c8ab62d7b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "HGSEMI",+ "Package": "SOP-16",+ "Category": "PMIC",+ "Pins": "16"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "sg3525m"+ ],+ "discovery_pitch": "SG3525M (HGSEMI) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +186,5 @@ "docs/sg3525m-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }