component
INA333 Instrumentation Amplifier
Public Made by Adomby adom
Micropower, zero-drift, precision instrumentation amplifier with a single-resistor gain set.
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page.json+121−8@@ -1,8 +1,11 @@ {+ "schema_version": 1,+ "type": "component", "slug": "ina333",+ "title": "INA333 Instrumentation Amplifier",+ "brief": "Micropower, zero-drift, precision instrumentation amplifier with a single-resistor gain set.", "version": "0.1.0",- "type": "component",- "description": "Micropower, zero-drift, precision instrumentation amplifier with a single-resistor gain set.",+ "license": "CC-BY-SA-4.0", "tags": [ "instrumentation-amp", "zero-drift",@@ -11,6 +14,121 @@ "ti", "msop-8" ],+ "component": {+ "mpn": "INA333",+ "manufacturer": "Texas Instruments",+ "package": "MSOP-8",+ "pin_count": 8,+ "category": "Analog",+ "subcategory": "Instrumentation Amplifier",+ "datasheet": "https://www.ti.com/lit/ds/symlink/ina333.pdf",+ "parts": {+ "symbol": "ina333.kicad_sym",+ "footprint": "ina333.kicad_mod",+ "model_3d": "ina333.glb"+ },+ "distributor_links": {},+ "pins": [+ {+ "number": "1",+ "name": "RG",+ "type": "passive",+ "description": "Gain-setting pin. Place an external gain resistor RG between pins 1 and 8 to set gain G = 1 + (100 k\u03a9 / RG). Leave open for unity gain (G = 1)."+ },+ {+ "number": "2",+ "name": "VIN-",+ "type": "input",+ "description": "Negative (inverting) analog input. Input voltage range is (V-) + 0.1 V to (V+) - 0.1 V; input bias current is \u00b170 pA typ (\u00b1200 pA max)."+ },+ {+ "number": "3",+ "name": "VIN+",+ "type": "input",+ "description": "Positive (non-inverting) analog input. Input voltage range is (V-) + 0.1 V to (V+) - 0.1 V; input bias current is \u00b170 pA typ (\u00b1200 pA max)."+ },+ {+ "number": "4",+ "name": "V-",+ "type": "power_in",+ "description": "Negative power supply. Single-supply range +1.8 V to +5.5 V (with V- = GND) or dual-supply \u00b10.9 V to \u00b12.75 V. Absolute maximum supply span (V+) - (V-) = 7 V."+ },+ {+ "number": "5",+ "name": "REF",+ "type": "input",+ "description": "Reference input. Sets the output zero (offset) voltage. Must be driven from a low-impedance source or connected to ground; internal RIN \u2248 300 k\u03a9, so a driving impedance error will degrade CMRR and gain accuracy."+ },+ {+ "number": "6",+ "name": "VOUT",+ "type": "output",+ "description": "Amplifier output. Rail-to-rail output swings to within 50 mV of the supply rails with RL = 10 k\u03a9; short-circuit current is limited to -40/+5 mA."+ },+ {+ "number": "7",+ "name": "V+",+ "type": "power_in",+ "description": "Positive power supply. Single-supply range +1.8 V to +5.5 V or dual-supply \u00b10.9 V to \u00b12.75 V. Quiescent current is 50 \u00b5A typ (75 \u00b5A max)."+ },+ {+ "number": "8",+ "name": "RG",+ "type": "passive",+ "description": "Gain-setting pin (paired with pin 1). Place an external gain resistor RG between pins 1 and 8 to set gain G = 1 + (100 k\u03a9 / RG). Leave open for unity gain."+ }+ ],+ "provenance": {+ "extractor": "ds2sf",+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/ina333.pdf",+ "pages": 35,+ "sha256": "446404e162fbb07e",+ "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": {+ "Type": "Instrumentation amplifier (3-op-amp, zero-drift)",+ "Gain": "1 to 1000 (single external resistor)",+ "Input offset voltage": "25 uV typ, 75 uV max",+ "Offset drift": "0.1 uV/C typ",+ "Supply voltage": "1.8 V to 5.5 V",+ "Supply current": "50 uA typ",+ "CMRR": "100 dB min (G >= 10)",+ "Operating temperature": "-40 C to 85 C"+ }+ },+ "sections": [+ "hero",+ "viewers",+ "readme",+ "breadcrumbs",+ "info"+ ],+ "discovery_triggers": [+ "instrumentation amplifier",+ "bridge sensor amplifier",+ "biopotential front end",+ "low-offset in-amp"+ ],+ "discovery_pitch": "A zero-drift in-amp with one external gain resistor for bridge, thermocouple, and biopotential sensor front ends.",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }, "dependencies": {}, "hero": { "type": "image",@@ -26,10 +144,5 @@ "docs/ina333-datasheet.pdf", "viewers/symbol.html", "viewers/footprint.html"- ],- "visibility": "public",- "author": {- "name": "Ray",- "email": "[email protected]"- }+ ] }