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Contents

README

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TPS560430X3FDBVT

Texas Instruments · DC-DC Converters · SOT-23-6

TPS560430X3FDBVT from Texas Instruments, in a SOT-23-6. 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 CB passive Bootstrap capacitor connection for high-side FET driver; connect 100-nF capacitor from this pin to SW.
2 GND power_in Power ground terminal connected to low-side FET source and system ground, with path to CIN as short as possible.
3 FB input Feedback input for resistor divider voltage setting; do not short to ground during operation.
4 EN input Precision enable input (high = on, low = off) that does not float, can be tied to VIN, and allows adjustable UVLO via external resistor divider.
5 VIN power_in Supply input terminal for internal bias LDO and high-side FET, with input bypass capacitors connected directly to this pin and GND.
6 SW output Switching output connected to high-side FET source and low-side FET drain internally, driving the power inductor.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-6
Category Power Management (PMIC)
Pins 6

CAD (KiCad official)

  • Symbol: TPS560430X3FDBVT
  • Footprint: Package_TO_SOT_SMD:SOT-23-6
  • 3D model: SOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: tps560430x3fdbvt-etched.step / tps560430x3fdbvt-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps560430x3fdbvt.step / tps560430x3fdbvt.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (34 pp, sha256 f5d28f16b7ee0c6e, retrieved 2026-10-01, 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-4-5-20251001 (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