component
TPS7A4700RGWT
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Texas Instruments Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, VQFN-20-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+58@@ -0,0 +1,58 @@+# TPS7A4700RGWT++**Texas Instruments** · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · VQFN-20-EP(5x5)++TPS7A4700RGWT from Texas Instruments, in a VQFN-20-EP(5x5). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | OUT | output | Regulated output; connect ≥10µF capacitor to ground for stability with 47µF ceramic capacitor recommended for optimal AC performance. |+| 2 | NC | unconnected | No connect; can be left floating or connected to any voltage between GND and IN. |+| 3 | SENSE | input | Sense pin for control loop error amplifier; must be connected to OUT for stability; recommend connecting to load point for best accuracy. |+| 4 | 6P4V2 | input | Output voltage programming pin; when connected to GND adds 6.4V to nominal output voltage; do not connect voltages other than GND. |+| 5 | 6P4V1 | input | Output voltage programming pin; when connected to GND adds 6.4V to nominal output voltage; do not connect voltages other than GND. |+| 6 | 3P2V | input | Output voltage programming pin; when connected to GND adds 3.2V to nominal output voltage; do not connect voltages other than GND. |+| 7 | GND | power_in | Ground connection. |+| 8 | 1P6V | input | Output voltage programming pin; when connected to GND adds 1.6V to nominal output voltage; do not connect voltages other than GND. |+| 9 | 0P8V | input | Output voltage programming pin; when connected to GND adds 0.8V to nominal output voltage; do not connect voltages other than GND. |+| 10 | 0P4V | input | Output voltage programming pin; when connected to GND adds 0.4V to nominal output voltage; do not connect voltages other than GND. |+| 11 | 0P2V | input | Output voltage programming pin; when connected to GND adds 0.2V to nominal output voltage; do not connect voltages other than GND. |+| 12 | 0P1V | input | Output voltage programming pin; when connected to GND adds 0.1V to nominal output voltage; do not connect voltages other than GND. |+| 13 | EN | input | Enable pin; device is enabled when voltage exceeds maximum enable threshold VEN(HI) (2.0V typical); connect to IN if independent enable control not needed. |+| 14 | NR | passive | Noise reduction pin with ≥10nF capacitor to ground required for stability and 1µF capacitor recommended for optimal AC performance. |+| 15 | IN | power_in | Input power supply (3V to 36V) requiring ≥1µF capacitor to ground for stability with 10µF capacitor recommended to reduce PCB layout sensitivity. |+| 16 | IN | power_in | Input power supply (3V to 36V) requiring ≥1µF capacitor to ground for stability with 10µF capacitor recommended to reduce PCB layout sensitivity. |+| 17 | NC | unconnected | No connect; can be left floating or connected to any voltage between GND and IN. |+| 18 | NC | unconnected | No connect; can be left floating or connected to any voltage between GND and IN. |+| 19 | NC | unconnected | No connect; can be left floating or connected to any voltage between GND and IN. |+| 20 | OUT | output | Regulated output; connect ≥10µF capacitor to ground for stability with 47µF ceramic capacitor recommended for optimal AC performance. |+| 21 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-20-EP(5x5) |+| Category | Power Management (PMIC) |+| Pins | 21 |++## CAD (KiCad official)++- Symbol: `TPS7A4700RGWT`+- Footprint: `Package_DFN_QFN:QFN-20-1EP_5x5mm_P0.65mm_EP3.35x3.35mm`+- 3D model: VQFN-20-EP(5x5) (KiCad packages3D, STEP)+- 3D model files: `tps7a4700rgwt-etched.step` / `tps7a4700rgwt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tps7a4700rgwt.step` / `tps7a4700rgwt.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tps7a47) (31 pp, sha256 `8abb7994a91c0d4e`, retrieved 2026-09-23, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tps7a4700rgwt-datasheet.pdf)
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connect ≥10µF capacitor to ground for stability with 47µF ceramic capacitor recommended for optimal AC performance."+ },+ {+ "number": "2",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; can be left floating or connected to any voltage between GND and IN."+ },+ {+ "number": "3",+ "name": "SENSE",+ "type": "input",+ "description": "Sense pin for control loop error amplifier; must be connected to OUT for stability; recommend connecting to load point for best accuracy."+ },+ {+ "number": "4",+ "name": "6P4V2",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 6.4V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "5",+ "name": "6P4V1",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 6.4V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "6",+ "name": "3P2V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 3.2V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "8",+ "name": "1P6V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 1.6V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "9",+ "name": "0P8V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 0.8V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "10",+ "name": "0P4V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 0.4V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "11",+ "name": "0P2V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 0.2V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "12",+ "name": "0P1V",+ "type": "input",+ "description": "Output voltage programming pin; when connected to GND adds 0.1V to nominal output voltage; do not connect voltages other than GND."+ },+ {+ "number": "13",+ "name": "EN",+ "type": "input",+ "description": "Enable pin; device is enabled when voltage exceeds maximum enable threshold VEN(HI) (2.0V typical); connect to IN if independent enable control not needed."+ },+ {+ "number": "14",+ "name": "NR",+ "type": "passive",+ "description": "Noise reduction pin with ≥10nF capacitor to ground required for stability and 1µF capacitor recommended for optimal AC performance."+ },+ {+ "number": "15",+ "name": "IN",+ "type": "power_in",+ "description": "Input power supply (3V to 36V) requiring ≥1µF capacitor to ground for stability with 10µF capacitor recommended to reduce PCB layout sensitivity."+ },+ {+ "number": "16",+ "name": "IN",+ "type": "power_in",+ "description": "Input power supply (3V to 36V) requiring ≥1µF capacitor to ground for stability with 10µF capacitor recommended to reduce PCB layout sensitivity."+ },+ {+ "number": "17",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; can be left floating or connected to any voltage between GND and IN."+ },+ {+ "number": "18",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; can be left floating or connected to any voltage between GND and IN."+ },+ {+ "number": "19",+ "name": "NC",+ "type": "unconnected",+ "description": "No connect; can be left floating or connected to any voltage between GND and IN."+ },+ {+ "number": "20",+ "name": "OUT",+ "type": "output",+ "description": "Regulated output; connect ≥10µF capacitor to ground for stability with 47µF ceramic capacitor recommended for optimal AC performance."+ },+ {+ "number": "21",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "exposed pad 21 added from the footprint"+ ],+ "pages_sent": 31,+ "cost_usd": 0.4131,+ "at": "2026-09-23T20:53:41"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tps7a47",+ "pages": 31,+ "sha256": "8abb7994a91c0d4e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 21,+ "described": 21,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}