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TPS73501QDRBRQ1

Texas Instruments · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SON-8-EP(3x3)

TPS73501QDRBRQ1 from Texas Instruments, in a SON-8-EP(3x3). 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 OUT output Output of the regulator; a small 2-µF ceramic capacitor is required from this pin to ground to assure stability.
2 NC unconnected Not internally connected.
3 FB input Adjustable-version feedback input to the control-loop error amplifier that sets the output voltage; absolute maximum VFB is -0.3 V to 1.6 V with respect to GND.
4 GND power_in Ground reference for the device; all voltages are referenced to this pin.
5 EN input Driving EN high turns the regulator on and driving it low puts it into shutdown; it can be tied to IN if not used, with an absolute maximum of VIN + 0.3 V.
6 NC unconnected Not internally connected.
7 NC unconnected Not internally connected.
8 IN power_in Input supply to the regulator, specified for 2.7 V to 6.5 V recommended operating input voltage.
9 EP passive Exposed pad (from the footprint; not named in the datasheet pin table).

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SON-8-EP(3x3)
Category Power Management (PMIC)
Pins 9

CAD (KiCad official)

  • Symbol: TPS73501QDRBRQ1
  • Footprint: Package_SON:WSON-8-1EP_3x3mm_P0.5mm_EP1.6x2.0mm
  • 3D model: SON-8-EP(3x3) (KiCad packages3D, STEP)
  • 3D model files: tps73501qdrbrq1-etched.step / tps73501qdrbrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps73501qdrbrq1.step / tps73501qdrbrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (27 pp, sha256 8c0a730d643263c8, retrieved 2026-10-09, 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-5-5 (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