component
SN6505B
Public Made by Adomby adom
TI low-noise push-pull transformer driver, SOT-23-6. For small isolated DC-DC supplies, up to 1 A switches. Datasheet-verified.
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sn6505b: datasheet-first component page (KiCad sym+mod+step+lbr, hero, viewers)
1 file changed
+111−8
page.json+111−8@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "sn6505b",+ "title": "SN6505B",+ "brief": "TI low-noise push-pull transformer driver, SOT-23-6. For small isolated DC-DC supplies, up to 1 A switches. Datasheet-verified.", "version": "0.1.0",- "type": "component",- "description": "TI low-noise push-pull transformer driver, SOT-23-6. For small isolated DC-DC supplies, up to 1 A switches. Datasheet-verified.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "power",@@ -12,6 +15,111 @@ "sot-23-6", "texas-instruments" ],+ "component": {+ "mpn": "SN6505B",+ "manufacturer": "Texas Instruments",+ "package": "SOT-23-6",+ "pin_count": 6,+ "category": "Power Management",+ "subcategory": "Transformer driver",+ "datasheet": "https://www.ti.com/lit/ds/symlink/sn6505b.pdf",+ "parts": {+ "symbol": "sn6505b.kicad_sym",+ "footprint": "sn6505b.kicad_mod",+ "model_3d": "sn6505b.glb",+ "model_3d_step": "sn6505b.step",+ "lbr": "sn6505b.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "D1",+ "type": "output",+ "description": "Open-drain output of the first power MOSFET (1 A, R_ON 0.25 \u03a9 max at 4.5 V). Connects to one outer terminal of the center-tapped transformer primary. Traces should be kept short due to large switching currents."+ },+ {+ "number": "2",+ "name": "VCC",+ "type": "power_in",+ "description": "Device supply pin, 2.25 V to 5.5 V. Bypass with a 4.7 \u00b5F or greater low-ESR capacitor. Internal UVLO (positive-going 2.25 V, negative-going 1.7 V) turns both outputs off when VCC \u2264 2.25 V."+ },+ {+ "number": "3",+ "name": "D2",+ "type": "output",+ "description": "Open-drain output of the second power MOSFET (1 A, R_ON 0.25 \u03a9 max at 4.5 V). Connects to the other outer terminal of the center-tapped transformer primary. Traces should be kept short due to large switching currents."+ },+ {+ "number": "4",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference; connected to the source of the power MOSFET switches via an internal sense circuit. Must be tied to a low-inductance quality ground plane because large switching currents flow through it."+ },+ {+ "number": "5",+ "name": "EN",+ "type": "input",+ "description": "Enable input. Logic high (\u22650.7\u00b7VCC) enables the device; grounding or leaving floating disables all internal circuitry (I_DIS \u2248 0.1 \u00b5A). Tie directly to VCC if unused. Absolute max \u22120.5 V to VCC + 0.5 V."+ },+ {+ "number": "6",+ "name": "CLK",+ "type": "input",+ "description": "External clock input for synchronizing switching (100 kHz to 1600 kHz on SN6505B). Internally pulled down to GND; if no valid clock is detected the device automatically switches to its internal 420 kHz oscillator. Absolute max \u22120.5 V to VCC + 0.5 V."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn6505b.pdf",+ "pages": 43,+ "sha256": "dfc57cb042218cb6",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 6,+ "described": 6,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Type": "Push-pull transformer driver",+ "Switch current": "1 A",+ "Switching": "Fixed frequency (on-chip), spread-spectrum",+ "EMI control": "Slew-rate limited outputs",+ "Enable": "EN pin",+ "Sync": "CLK pin",+ "Supply": "2.25-5 V",+ "Package": "SOT-23-6"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "sn6505b",+ "transformer driver",+ "isolated dc-dc driver",+ "push pull driver for isolation"+ ],+ "discovery_pitch": "TI SN6505B low-noise push-pull transformer driver (SOT-23-6) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -29,10 +137,5 @@ "docs/sn6505b-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }