component
TPS61091
Public Made by Adomby adom
TI synchronous boost converter, VQFN-16. 1.8-5.5 V in, 2 A switch, low-battery detector. Datasheet-verified.
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tps61091: datasheet-first component page (KiCad sym+mod+step+lbr, hero, viewers)
1 file changed
+176−8
page.json+176−8@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "tps61091",+ "title": "TPS61091",+ "brief": "TI synchronous boost converter, VQFN-16. 1.8-5.5 V in, 2 A switch, low-battery detector. Datasheet-verified.", "version": "0.1.0",- "type": "component",- "description": "TI synchronous boost converter, VQFN-16. 1.8-5.5 V in, 2 A switch, low-battery detector. Datasheet-verified.",+ "license": "CC-BY-SA-4.0", "tags": [ "component", "power",@@ -12,6 +15,176 @@ "vqfn-16", "texas-instruments" ],+ "component": {+ "mpn": "TPS61091",+ "manufacturer": "Texas Instruments",+ "package": "VQFN-16",+ "pin_count": 17,+ "category": "Power Management",+ "subcategory": "Switching regulator (boost)",+ "datasheet": "https://www.ti.com/lit/ds/symlink/tps61091.pdf",+ "parts": {+ "symbol": "tps61091.kicad_sym",+ "footprint": "tps61091.kicad_mod",+ "model_3d": "tps61091.glb",+ "model_3d_step": "tps61091.step",+ "lbr": "tps61091.lbr"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "VOUT",+ "type": "power_out",+ "description": "DC-DC boost converter output. Fixed 3.3 V on TPS61091; part of the 3-pin VOUT group (pins 1, 15, 16) - tie all three together at the output capacitor."+ },+ {+ "number": "2",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected. Leave floating or tie to GND for mechanical stability; no internal bond."+ },+ {+ "number": "3",+ "name": "SW",+ "type": "passive",+ "description": "Boost/rectifying switch node. Connect the external inductor between VBAT and SW (typ. 6.8 \u00b5H). Shared with pin 4 - bond both pins together for the 2-A switch current."+ },+ {+ "number": "4",+ "name": "SW",+ "type": "passive",+ "description": "Boost/rectifying switch node (paired with pin 3). Peak switch current limited to 2500 mA."+ },+ {+ "number": "5",+ "name": "PGND",+ "type": "power_in",+ "description": "Power ground return for the boost/rectifier switch. Tie pins 5, 6, 7 together to the PowerPAD and to the input/output capacitor grounds with a low-impedance plane."+ },+ {+ "number": "6",+ "name": "PGND",+ "type": "power_in",+ "description": "Power ground (paired with pins 5 and 7)."+ },+ {+ "number": "7",+ "name": "PGND",+ "type": "power_in",+ "description": "Power ground (paired with pins 5 and 6)."+ },+ {+ "number": "8",+ "name": "VBAT",+ "type": "power_in",+ "description": "Battery / supply input, 1.8 V to 5.5 V. Bypass with \u226510 \u00b5F ceramic to PGND close to the pin. Also serves as the reference for the EN/SYNC logic high level (0.8 \u00d7 VBAT)."+ },+ {+ "number": "9",+ "name": "LBI",+ "type": "input",+ "description": "Low-battery comparator input. Threshold 500 mV (typ) with 10 mV hysteresis; comparator is enabled with EN. Absolute-max input is 3.6 V - use an external divider to sense VBAT."+ },+ {+ "number": "10",+ "name": "SYNC",+ "type": "input",+ "description": "Power-save mode select / external sync clock. 1 (\u22650.8 \u00d7 VBAT) = power-save disabled or apply a 500-700 kHz clock for synchronization; 0 (\u22640.2 \u00d7 VBAT) = power-save enabled."+ },+ {+ "number": "11",+ "name": "EN",+ "type": "input",+ "description": "Device enable. 1 (VBAT) enables the converter and LBI/LBO comparator; 0 (GND) shuts the device down (load-disconnect from VBAT to VOUT)."+ },+ {+ "number": "12",+ "name": "LBO",+ "type": "output",+ "description": "Low-battery comparator output, open-drain. Requires external pull-up (to VOUT or system rail). VOL \u2248 40 mV at 100 \u00b5A; max leakage 0.1 \u00b5A at 7 V."+ },+ {+ "number": "13",+ "name": "GND",+ "type": "power_in",+ "description": "Control/logic (analog) ground. Kelvin-connect to the PowerPAD ground plane away from the switching PGND current path."+ },+ {+ "number": "14",+ "name": "FB",+ "type": "input",+ "description": "Voltage feedback for the adjustable version (TPS61090). On the fixed-output TPS61091 (3.3 V), feedback is internal - tie FB to VOUT via a direct connection per the datasheet's fixed-output usage."+ },+ {+ "number": "15",+ "name": "VOUT",+ "type": "power_out",+ "description": "DC-DC output (paired with pins 1 and 16). Total output capacitance 22-100 \u00b5F recommended."+ },+ {+ "number": "16",+ "name": "VOUT",+ "type": "power_out",+ "description": "DC-DC output (paired with pins 1 and 15)."+ },+ {+ "number": "17",+ "name": "PowerPAD",+ "type": "power_in",+ "description": "Exposed thermal pad on the package underside. Must be soldered to the PCB for rated power dissipation; connect to PGND plane."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/tps61091.pdf",+ "pages": 30,+ "sha256": "6378e47289a28cc3",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 17,+ "described": 17,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "metadata": {+ "specs": {+ "Type": "Synchronous boost converter",+ "Input": "1.8-5.5 V",+ "Output": "Up to 5.5 V (adjustable)",+ "Switch current": "2 A",+ "Extras": "Low-battery detector (LBI/LBO), SYNC",+ "Light load": "Power-save mode",+ "Package": "VQFN-16"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "tps61091",+ "synchronous boost converter",+ "battery boost regulator",+ "low battery detector"+ ],+ "discovery_pitch": "TI TPS61091 synchronous boost converter (VQFN-16) with datasheet-verified pinout, KiCad symbol/footprint/3D, and full provenance.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -29,10 +202,5 @@ "docs/tps61091-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }