component
VIPER22ASTR-E
Public Made by Adomby adom
STMicroelectronics AC-DC Controllers and Regulators, SO-8. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.
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page.json+116−8@@ -1,13 +1,126 @@ {+ "schema_version": 1,+ "type": "component", "slug": "viper22astr-e",+ "title": "VIPER22ASTR-E",+ "brief": "STMicroelectronics AC-DC Controllers and Regulators, SO-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.", "version": "0.1.0",- "type": "component",- "description": "STMicroelectronics AC-DC Controllers and Regulators, SO-8. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "pmic", "viper22astr-e" ],+ "component": {+ "mpn": "VIPER22ASTR-E",+ "manufacturer": "STMicroelectronics",+ "package": "SO-8",+ "pin_count": 8,+ "category": "PMIC",+ "subcategory": "AC-DC Controllers and Regulators",+ "datasheet": "https://www.st.com/resource/en/datasheet/viper22astr-e.pdf",+ "parts": {+ "symbol": "viper22astr-e.kicad_sym",+ "footprint": "viper22astr-e.kicad_mod",+ "model_3d": "viper22astr-e.glb",+ "model_3d_step": "viper22astr-e.step",+ "lbr": "viper22astr-e.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "SOURCE",+ "type": "power_in",+ "description": "Power MOSFET source and circuit ground reference. Pin 1 and pin 2 are internally connected to the same SOURCE node and are the ground return for VDD and FB."+ },+ {+ "number": "2",+ "name": "SOURCE",+ "type": "power_in",+ "description": "Power MOSFET source and circuit ground reference (second SOURCE pin, internally tied to pin 1)."+ },+ {+ "number": "3",+ "name": "FB",+ "type": "input",+ "description": "Feedback input for current-mode PWM regulation. Useful voltage range 0 V to 1 V; the pin is current-sensitive (typically driven by an optocoupler). Peak drain current is defined by IFB; shorting FB to SOURCE yields the peak current limit IDlim (typ 0.7 A). Absolute-max IFB = 3 mA; internal input impedance ~1.2 k\u03a9."+ },+ {+ "number": "4",+ "name": "VDD",+ "type": "power_in",+ "description": "Supply for the internal control circuits. Operating range 9 V to 38 V; absolute max 50 V. VDDon start-up threshold typ 14.5 V (13-16 V), VDDoff undervoltage lockout typ 8 V (7-9 V), overvoltage shutdown VDDovp typ 42 V. During start-up VDD is charged from DRAIN through the internal HV current source; in normal operation it is fed by the auxiliary transformer winding."+ },+ {+ "number": "5",+ "name": "DRAIN",+ "type": "power_in",+ "description": "Power MOSFET drain. Also used by the internal high-voltage current source during start-up to charge the external VDD capacitor. BVDSS = 730 V (min); absolute-max VDS(sw) = -0.3 \u2026 730 V; rDS(on) typ 15 \u03a9. Pins 5, 6, 7, 8 are internally tied to the same DRAIN node and should all be connected together with a large copper area for thermal dissipation."+ },+ {+ "number": "6",+ "name": "DRAIN",+ "type": "power_in",+ "description": "Power MOSFET drain (second DRAIN pin, internally tied to pin 5)."+ },+ {+ "number": "7",+ "name": "DRAIN",+ "type": "power_in",+ "description": "Power MOSFET drain (third DRAIN pin, internally tied to pin 5)."+ },+ {+ "number": "8",+ "name": "DRAIN",+ "type": "power_in",+ "description": "Power MOSFET drain (fourth DRAIN pin, internally tied to pin 5)."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.st.com/resource/en/datasheet/viper22astr-e.pdf",+ "pages": 21,+ "sha256": "9d66a04887088780",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 8,+ "described": 8,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Manufacturer": "STMicroelectronics",+ "Package": "SO-8",+ "Category": "PMIC",+ "Pins": "8"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "viper22astr-e"+ ],+ "discovery_pitch": "VIPER22ASTR-E (STMicroelectronics) component page with datasheet-verified CAD.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -25,10 +138,5 @@ "docs/viper22astr-e-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }