TX4310B

@@ -30,6 +30,20 @@ TX4310B from XDS, in a SOT-23-6. Pinout and pin descriptions extracted from the - Footprint: `Package_TO_SOT_SMD:SOT-23-6` - 3D model: SOT-23-6 (KiCad packages3D, STEP) +## 3D model downloads++Two STEP files. Same geometry, different body top:++| File | Size | Use it when |+|---|---|---|+| [`tx4310b.step`](tx4310b.step) | 97 KB | You want the bare part, or you mark your own boards. |+| [`tx4310b-etched.step`](tx4310b-etched.step) | 1.4 MB | You want the part with `TX4310B` already on it. |++The marking in the etched file is real recessed geometry cut into the solid, not a+texture or a decal: 368 faces against 117 in the bare model. It+survives export, section views, and rendering in any CAD tool, and it drops straight+into KiCad or Fusion with no extra setup.+ ## Provenance  Data extracted from the manufacturer datasheet, not a distributor listing:

@@ -1,6 +1,6 @@ {   "slug": "tx4310b",-  "version": "0.1.0",+  "version": "0.2.0",   "type": "component",   "description": "XDS DC-DC Converters, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",   "tags": [

@@ -4,7 +4,7 @@   "slug": "tx4310b",   "title": "TX4310B",   "brief": "XDS DC-DC Converters, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D.",-  "version": "0.1.0",+  "version": "0.2.0",   "license": "CC-BY-SA-4.0",   "tags": [     "component",@@ -34,7 +34,7 @@         "number": "1",         "name": "VOUT",         "type": "power_out",-        "description": "Regulated charge-pump voltage output, nominally 3.3 V \u00b14% (3.17-3.43 V). Requires a low-ESR (<0.1 \u03a9) ceramic bypass capacitor of \u226510 \u00b5F to GND for stability and low output ripple. Can source up to ~250 mA at VIN=3 V; internally current-limited to ~300 mA under short-circuit."+        "description": "Regulated charge-pump voltage output, nominally 3.3 V ±4% (3.17-3.43 V). Requires a low-ESR (<0.1 Ω) ceramic bypass capacitor of ≥10 µF to GND for stability and low output ripple. Can source up to ~250 mA at VIN=3 V; internally current-limited to ~300 mA under short-circuit."       },       {         "number": "2",@@ -46,25 +46,25 @@         "number": "3",         "name": "EN",         "type": "input",-        "description": "Active-high CMOS enable input with a threshold of ~0.8 V; driving EN low places the part in shutdown (all internal circuitry off, VOUT disconnected from VDD, IQ <1 \u00b5A). High-impedance CMOS input - MUST NOT be left floating; always drive with a valid logic level. Absolute-max VEN = -0.3 V to 6 V."+        "description": "Active-high CMOS enable input with a threshold of ~0.8 V; driving EN low places the part in shutdown (all internal circuitry off, VOUT disconnected from VDD, IQ <1 µA). High-impedance CMOS input - MUST NOT be left floating; always drive with a valid logic level. Absolute-max VEN = -0.3 V to 6 V."       },       {         "number": "4",         "name": "C-",         "type": "passive",-        "description": "Negative terminal of the flying (bootstrap) charge-pump capacitor. Connect between C- (pin 4) and C+ (pin 6) a low-ESR ceramic capacitor (\u22652.2 \u00b5F recommended to achieve rated output current). Never use polar capacitors (tantalum/aluminum) here - the pin voltage can reverse during startup."+        "description": "Negative terminal of the flying (bootstrap) charge-pump capacitor. Connect between C- (pin 4) and C+ (pin 6) a low-ESR ceramic capacitor (≥2.2 µF recommended to achieve rated output current). Never use polar capacitors (tantalum/aluminum) here - the pin voltage can reverse during startup."       },       {         "number": "5",         "name": "VDD",         "type": "power_in",-        "description": "Input supply pin, 1.8 V to 5 V operating range (absolute-max 6 V). Requires a low-ESR (<0.1 \u03a9) ceramic bypass capacitor of \u226510 \u00b5F to GND placed close to the pin to minimize input ripple. No-load supply current ~0.65 mA (typ, VIN=2.7 V); shutdown current <1 \u00b5A."+        "description": "Input supply pin, 1.8 V to 5 V operating range (absolute-max 6 V). Requires a low-ESR (<0.1 Ω) ceramic bypass capacitor of ≥10 µF to GND placed close to the pin to minimize input ripple. No-load supply current ~0.65 mA (typ, VIN=2.7 V); shutdown current <1 µA."       },       {         "number": "6",         "name": "C+",         "type": "passive",-        "description": "Positive terminal of the flying (bootstrap) charge-pump capacitor. Connect a low-ESR ceramic capacitor (\u22652.2 \u00b5F) between C+ (pin 6) and C- (pin 4). Do not use tantalum or aluminum electrolytics; polarity across this capacitor can reverse during startup."+        "description": "Positive terminal of the flying (bootstrap) charge-pump capacitor. Connect a low-ESR ceramic capacitor (≥2.2 µF) between C+ (pin 6) and C- (pin 4). Do not use tantalum or aluminum electrolytics; polarity across this capacitor can reverse during startup."       }     ],     "provenance": {@@ -138,9 +138,9 @@     "docs/hero.png",     "docs/tx4310b-datasheet.pdf",     "viewers/symbol.html",-    "viewers/footprint.html"+    "viewers/footprint.html",+    "pads.json"   ],-  "visibility": {-    "public": true-  }+  "visibility": "public",+  "description": "XDS DC-DC Converters, SOT-23-6. Datasheet-verified pinout, KiCad symbol/footprint/3D." }\ No newline at end of file