component
REF5045AID
Public Made by Adomby adom
Texas Instruments Voltage Reference, SOIC-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownREF5045AID
Texas Instruments · Voltage Reference · SOIC-8
REF5045AID from Texas Instruments, in a SOIC-8. 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 | DNC | unconnected | Do not connect. |
| 2 | VIN | power_in | Input supply voltage; 18V maximum for REF50xxAI variant. |
| 3 | TEMP | output | Temperature monitoring output 575mV at 25°C with 2.64mV/°C slope. |
| 4 | GND | power_in | Ground. |
| 5 | TRIM/NR | bidirectional | Trim and noise reduction pin provides access to band-gap reference for output voltage adjustment or noise filtering. |
| 6 | VOUT | output | Reference voltage output 4.5V nominal with ±0.1% accuracy and ±10mA output current capability. |
| 7 | NC | unconnected | No internal connection; leave floating or connect to GND. |
| 8 | DNC | unconnected | Do not connect. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Power Management (PMIC) |
| Pins | 8 |
CAD (KiCad official)
- Symbol:
REF5045AID - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files:
ref5045aid-etched.step/ref5045aid-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ref5045aid.step/ref5045aid.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Texas Instruments datasheet (52 pp, sha256
d2da9488194dba11, retrieved 2026-09-26, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-4-6(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).