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Contents

README

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XL2596HVS-5.0E1

XLSEMI · DC-DC Converters · TO-263-5L

XL2596HVS-5.0E1 from XLSEMI, in a TO-263-5L. 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 VIN power_in Power supply input pin. Supports DC 4.5V to 50V wide input operating range. Requires an electrolytic bypass capacitor between VIN and GND to suppress noise.
2 SW output Power switch output pin. SW is the switching node of the internal power transistor that drives the external inductor. Absolute maximum voltage -0.3V to VIN.
3 GND power_in Ground pin. Also connected to the exposed metal tab of the TO263-5L package for thermal dissipation.
4 FB input Feedback pin. Senses the output voltage via an internal (fixed-output versions) or external (ADJ version) resistor divider network for regulation. Reference voltage is 1.23V on the ADJ version. Absolute maximum -0.3V to 20V.
5 EN input Enable pin, TTL-compatible. Low level enables operation, high level shuts down the converter; floating is treated as low (enabled). VEN_H >= 1.4V (shutdown), VEN_L <= 0.8V (enable). Absolute maximum -0.3V to 7V. Typical EN pin current 5uA at VEN=2.5V.

Key specifications

Parameter Value
Manufacturer XLSEMI
Package TO-263-5L
Category PMIC
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • XL2596HVS-5.0E1
  • XL2596HVS-5.0E1ADJE1
  • XL2596HVS-5.0E13.3E1
  • XL2596HVS-5.0E112E1

CAD (KiCad official)

  • Symbol: XL2596HVS-5.0E1
  • Footprint: Package_TO_SOT_SMD:TO-263-5_TabPin6
  • 3D model: TO-263-5L (KiCad packages3D, STEP)
  • 3D model files: xl2596hvs-5-0e1-etched.step / xl2596hvs-5-0e1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); xl2596hvs-5-0e1.step / xl2596hvs-5-0e1.glb are the bare package body.

Provenance

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

  • Datasheet: XLSEMI datasheet (17 pp, sha256 10bfc4dd705b0c69, retrieved 2026-08-17, tier: manufacturer)
  • 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: 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