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Contents

README

markdown

JW5250SSOTA#TRPBF

JoulWatt Tech · DC-DC Converters · SOT-23-5

JW5250SSOTA#TRPBF from JoulWatt Tech, in a SOT-23-5. 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 EN input Enable input. Drive EN high (>1.5 V typical rising threshold) to turn on the regulator; drive below 0.4 V to enter shutdown (<1 uA). Absolute max 7.0 V.
2 GND power_in Ground reference for the IC and the return for the internal NFET synchronous switch and input bypass capacitor.
3 SW output Switching node from the internal PFET/NFET half-bridge. Connect the output inductor from SW to the output filter capacitor. Rated -0.3 V (-1.7 V for 20 ns) to 7.0 V (7.1 V for 70 ns).
4 VIN power_in Input supply pin, 2.5 V to 6.0 V operating range (absolute max 7.0 V). Bypass to GND with a suitably large ceramic capacitor (10 uF typical) to filter input noise. Hot-plug protection trips typ. 6.8 V.
5 FB input Output voltage feedback input. Regulated to 0.6 V (0.591-0.609 V) by the internal error amplifier via an external resistor divider from Vout. Absolute max 7.0 V.

Key specifications

Parameter Value
Manufacturer JoulWatt Tech
Package SOT-23-5
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • JW5250SSOTA#TRPBF
  • JW5250SSOTI#TRPBF

CAD (KiCad official)

  • Symbol: JW5250SSOTA#TRPBF
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: JoulWatt Tech datasheet (10 pp, sha256 2df2aec249cceab4, 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