component
LM74700
Public Made by Adomby adom
TI ideal-diode controller, SOT-23-6. Drives an external N-MOSFET for near-zero-drop reverse-polarity and ORing protection. Datasheet-verified.
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lm74700: datasheet-first component page (KiCad sym+mod+step+lbr, hero, viewers)
1 file changed
+110−8
page.json+110−8@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "lm74700",+ "title": "LM74700",+ "brief": "TI ideal-diode controller, SOT-23-6. Drives an external N-MOSFET for near-zero-drop reverse-polarity and ORing protection. Datasheet-verified.", "version": "0.1.0",- "type": "component",- "description": "TI ideal-diode controller, SOT-23-6. Drives an external N-MOSFET for near-zero-drop reverse-polarity and ORing protection. Datasheet-verified.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "power",@@ -12,6 +15,110 @@ "sot-23-6", "texas-instruments" ],+ "component": {+ "mpn": "LM74700",+ "manufacturer": "Texas Instruments",+ "package": "SOT-23-6",+ "pin_count": 6,+ "category": "Power Management",+ "subcategory": "Ideal diode controller",+ "datasheet": "https://www.ti.com/lit/ds/symlink/lm74700-q1.pdf",+ "parts": {+ "symbol": "lm74700.kicad_sym",+ "footprint": "lm74700.kicad_mod",+ "model_3d": "lm74700.glb",+ "model_3d_step": "lm74700.step",+ "lbr": "lm74700.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VCAP",+ "type": "power_out",+ "description": "Charge-pump output. Connect a 0.1 \u03bcF ceramic capacitor from VCAP to ANODE; this reservoir supplies the ~15 V above ANODE needed to enhance the external N-channel MOSFET gate."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Device ground reference. Tie to system ground; controller withstands VANODE swings down to -65 V relative to GND."+ },+ {+ "number": "3",+ "name": "EN",+ "type": "input",+ "description": "Active-high enable input (VIL max 1.22 V, VIH min 1.06 V, hysteresis ~0.52 V). Drive high (or tie to ANODE) for always-on operation; pull low for ~1 \u03bcA shutdown. Absolute max 65 V; tolerates VANODE when VANODE \u2264 0 V."+ },+ {+ "number": "4",+ "name": "CATHODE",+ "type": "input",+ "description": "Sense input for the ideal-diode cathode. Connect to the drain of the external N-channel MOSFET (system output rail). Recommended operating range -60 V to 60 V; ANODE-to-CATHODE regulated at 20 mV in forward conduction."+ },+ {+ "number": "5",+ "name": "GATE",+ "type": "output",+ "description": "Gate-drive output for the external N-channel MOSFET. Sources ~11 mA peak to enhance the FET and sinks up to 2.37 A peak (2.3 A typical) during a reverse-current event for fast (<0.75 \u03bcs) turn-off. GATE-to-ANODE clamped \u226415 V."+ },+ {+ "number": "6",+ "name": "ANODE",+ "type": "power_in",+ "description": "Input power and ideal-diode anode. Connect to the source of the external N-channel MOSFET (battery/input rail). 3.2 V to 65 V operating; POR rising ~3.9 V; requires a 22 nF (min) capacitor to GND at the pin."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/lm74700-q1.pdf",+ "pages": 36,+ "sha256": "e16b3a8c0023201f",+ "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": "Ideal-diode / ORing controller",+ "Drives": "External N-channel MOSFET",+ "Input": "3.2-65 V",+ "Forward drop": "Set by FET RDS(on) (millivolts)",+ "Turn-off": "~0.6 us on reverse current",+ "Enable": "EN pin",+ "Package": "SOT-23-6"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "lm74700",+ "ideal diode controller",+ "oring controller",+ "reverse polarity protection"+ ],+ "discovery_pitch": "TI LM74700 ideal-diode controller (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 +136,5 @@ "docs/lm74700-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }