component
UC2845D8TR
Public Made by Adomby adom
Texas Instruments AC-DC Controllers And Regulators, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
page.json+8−5@@ -56,7 +56,7 @@ "number": "4", "name": "RT/CT", "type": "bidirectional",- "description": "Oscillator timing pin where timing resistor RRT (\u22655k\u03a9) connects to VREF and timing capacitor CCT connects to GROUND to set switching frequency from 100kHz to 500kHz per fOSC = 1.72/(RRT\u00d7CCT)."+ "description": "Oscillator timing pin where timing resistor RRT (≥5kΩ) connects to VREF and timing capacitor CCT connects to GROUND to set switching frequency from 100kHz to 500kHz per fOSC = 1.72/(RRT×CCT)." }, { "number": "5",@@ -68,19 +68,19 @@ "number": "6", "name": "OUTPUT", "type": "output",- "description": "Gate driver output capable of sourcing and sinking \u00b11A peak current to directly drive external MOSFET; actively held low when VCC is below UVLO turn-on threshold."+ "description": "Gate driver output capable of sourcing and sinking ±1A peak current to directly drive external MOSFET; actively held low when VCC is below UVLO turn-on threshold." }, { "number": "7", "name": "VCC", "type": "power_in",- "description": "Power supply input for analog controller bias requiring 0.1\u00b5F minimum bypass capacitor directly connected to GROUND with minimum wire length; recommended voltage 12V to 28V with maximum static current 17mA at 15V."+ "description": "Power supply input for analog controller bias requiring 0.1µF minimum bypass capacitor directly connected to GROUND with minimum wire length; recommended voltage 12V to 28V with maximum static current 17mA at 15V." }, { "number": "8", "name": "VREF", "type": "power_in",- "description": "Internal 5V reference voltage (\u00b12% tolerance for UC284x) used to supply charging current to oscillator timing capacitor; requires 0.1\u00b5F minimum ceramic bypass capacitor placed as close as possible to pin."+ "description": "Internal 5V reference voltage (±2% tolerance for UC284x) used to supply charging current to oscillator timing capacitor; requires 0.1µF minimum ceramic bypass capacitor placed as close as possible to pin." } ], "provenance": {@@ -158,5 +158,8 @@ "docs/uc2845d8tr-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ]+ ],+ "visibility": {+ "public": true+ } }