component
TLC59291RGER
Public Made by Adomby adom
Texas Instruments LED Drivers, VQFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+62@@ -0,0 +1,62 @@+# TLC59291RGER++**Texas Instruments** · LED Drivers · VQFN-24-EP(4x4)++TLC59291RGER from Texas Instruments, in a VQFN-24-EP(4x4). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | LAT | input | Data latch pin; rising edge latches 16-bit shift register data into output on/off data latch. |+| 2 | OUT0 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 3 | OUT1 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 4 | OUT2 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 5 | OUT3 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 6 | OUT4 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 7 | OUT5 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 8 | OUT6 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 9 | OUT7 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 10 | OUT8 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 11 | OUT9 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 12 | OUT10 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 13 | OUT11 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 14 | OUT12 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 15 | OUT13 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 16 | OUT14 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 17 | OUT15 | output | Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V. |+| 18 | BLANK | input | Configurable blank/output enable pin; operates as SOUT select or output enable depending on FC9(BLANK Mode) bit; forces all OUTx off when high in enable mode. |+| 19 | SOUT | output | Serial data output from 16-bit shift register; data clocked out at SCLK rising edge; bit 7 or bit 15 selected by BLANK pin. |+| 20 | IREF | input | Current reference input; external resistor (1.32 kΩ to 66 kΩ) connected between IREF and GND sets maximum output current; direct GND connection forces all outputs off. |+| 21 | VCC | power_in | Power supply input; operating voltage range 3V to 5.5V. |+| 22 | GND | power_in | Ground reference. |+| 23 | SIN | input | Serial data input for 16-bit shift register; '1' written to LSB on SCLK rising edge when SIN is high. |+| 24 | SCLK | input | Serial clock input; data shifted at rising edge; maximum frequency 33 MHz. |+| 25 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-24-EP(4x4) |+| Category | LED Drivers |+| Pins | 25 |++## CAD (KiCad official)++- Symbol: `TLC59291RGER`+- Footprint: `Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm`+- 3D model: VQFN-24-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `tlc59291rger-etched.step` / `tlc59291rger-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tlc59291rger.step` / `tlc59291rger.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/tlc59291) (47 pp, sha256 `323682dca323555a`, retrieved 2026-10-07, 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 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (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/tlc59291rger-datasheet.pdf)
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rising edge latches 16-bit shift register data into output on/off data latch."+ },+ {+ "number": "2",+ "name": "OUT0",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "3",+ "name": "OUT1",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "4",+ "name": "OUT2",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "5",+ "name": "OUT3",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "6",+ "name": "OUT4",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "7",+ "name": "OUT5",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "8",+ "name": "OUT6",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "9",+ "name": "OUT7",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "10",+ "name": "OUT8",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "11",+ "name": "OUT9",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "12",+ "name": "OUT10",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "13",+ "name": "OUT11",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "14",+ "name": "OUT12",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "15",+ "name": "OUT13",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "16",+ "name": "OUT14",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "17",+ "name": "OUT15",+ "type": "output",+ "description": "Constant-current sink output; operating current 1-40 mA at VCC ≤ 3.6V or 1-50 mA at VCC > 3.6V; maximum output voltage 11V."+ },+ {+ "number": "18",+ "name": "BLANK",+ "type": "input",+ "description": "Configurable blank/output enable pin; operates as SOUT select or output enable depending on FC9(BLANK Mode) bit; forces all OUTx off when high in enable mode."+ },+ {+ "number": "19",+ "name": "SOUT",+ "type": "output",+ "description": "Serial data output from 16-bit shift register; data clocked out at SCLK rising edge; bit 7 or bit 15 selected by BLANK pin."+ },+ {+ "number": "20",+ "name": "IREF",+ "type": "input",+ "description": "Current reference input; external resistor (1.32 kΩ to 66 kΩ) connected between IREF and GND sets maximum output current; direct GND connection forces all outputs off."+ },+ {+ "number": "21",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply input; operating voltage range 3V to 5.5V."+ },+ {+ "number": "22",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference."+ },+ {+ "number": "23",+ "name": "SIN",+ "type": "input",+ "description": "Serial data input for 16-bit shift register; '1' written to LSB on SCLK rising edge when SIN is high."+ },+ {+ "number": "24",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input; data shifted at rising edge; maximum frequency 33 MHz."+ },+ {+ "number": "25",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "exposed pad 25 added from the footprint"+ ],+ "pages_sent": 8,+ "cost_usd": 0.1721,+ "at": "2026-10-07T07:19:22"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tlc59291",+ "pages": 47,+ "sha256": "323682dca323555a",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 25,+ "described": 25,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "tlc59291rger.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4,+ 4,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "tlc59291rger-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 4,+ 4,+ 0.77+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "0533945a4c77d2ac46e26e1a51a1969f123bb68dbc0350419d477f2968519f27",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}