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Contents

README

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REF5025IDGKR

Texas Instruments · Voltage References · VSSOP-8-0.65mm

REF5025IDGKR from Texas Instruments, in a VSSOP-8-0.65mm. 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 DNC unconnected Do not connect. This pin must be left electrically unconnected on the PCB.
2 VIN power_in Input supply voltage. Recommended range is (V_OUT + 0.2V) to 18V for the REF50xxI/AI grade; absolute maximum 18V. Bypass with a 1µF ceramic capacitor to GND.
3 TEMP output Temperature monitoring pin. Provides a temperature-dependent output voltage (typ. 575mV at 25°C, sensitivity ~2.64mV/°C over -40°C to 125°C).
4 GND power_in Ground reference for the device.
5 TRIM/NR passive Output adjustment / noise reduction pin. Allows fine trim of V_OUT and/or connection of an external capacitor to reduce output noise. May be left floating if unused.
6 VOUT output Reference voltage output, nominally 2.500V for REF5025. Sources and sinks up to ±10mA. Requires a 1µF load capacitor for stability and turn-on settling.
7 NC unconnected No internal connection. May be left floating.
8 DNC unconnected Do not connect. This pin must be left electrically unconnected on the PCB.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package VSSOP-8-0.65mm
Category Power Supply Chip
Pins 8

Ordering variants

Same part, different packaging or reel option.

  • REF5025IDGKR
  • REF5025IDGKRAIDGK
  • REF5025IDGKRAIDGKR
  • REF5025IDGKRAID
  • REF5025IDGKREID

CAD (KiCad official)

  • Symbol: REF5025IDGKR
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8-0.65mm (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (52 pp, sha256 3432cb9cf8c792a5, retrieved 2026-08-17, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF