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Contents

README

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HT3715ARTZ

HTCSEMI · DC-DC Converters · SOT-23-6

HT3715ARTZ from HTCSEMI, in a SOT-23-6. 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 SW output Power Switch Output. SW is the drain of the internal NMOS power MOSFET (60mΩ typ, 19V abs max). Connect the power inductor and output rectifier (Schottky) to this pin.
2 GND power_in Ground pin. Analog and power ground return for the device; connect to a single-point ground plane with the feedback divider ground.
3 FB input Feedback Input to the internal error amplifier. Regulated to 0.6V (588mV/600mV/612mV min/typ/max). Connect an external resistor divider from VOUT to FB to GND to program the output voltage: VOUT = 0.6V × (R1+R2)/R2.
4 EN input Regulator On/Off Control Input. Drive high (rising threshold ≥1.2V) to enable the converter; drive low (falling threshold ≤0.8V) to shut it down (<1µA input current). Tie to IN for automatic startup. Abs max 6V.
5 IN power_in Input Supply Pin. Operating range 2.3V to 5.5V (abs max 6V). Bypass with a ceramic capacitor (≥1.0µF, typ 22µF/25V) placed close to the pin.
6 NC unconnected Not Connection. No internal bond; leave floating or tie to any convenient node per PCB layout.

Key specifications

Parameter Value
Manufacturer HTCSEMI
Package SOT-23-6
Category PMIC
Pins 6

Ordering variants

Same part, different packaging or reel option.

  • HT3715ARTZ

CAD (KiCad official)

  • Symbol: HT3715ARTZ
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: ht3715artz-etched.step / ht3715artz-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ht3715artz.step / ht3715artz.glb are the bare package body.

Provenance

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

  • Datasheet: HTCSEMI datasheet (11 pp, sha256 73ebefd0b9e2a8c9, 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