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Contents

README

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TPS54202DDCT

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

TPS54202DDCT from Texas Instruments, in a TSOT-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 GND power_in Ground pin for low-side power NFET source terminal and controller circuit ground; connect sensitive VFB point to this GND.
2 SW output Switch node connection between high-side NFET and low-side NFET.
3 VIN power_in Input voltage power pin serving as drain terminal of high-side power NFET; rated for 4.5V to 28V operation.
4 FB input Feedback input connected to output voltage through external feedback resistor divider for output voltage regulation.
5 EN input Enable pin for device control; leave floating to enable device operation.
6 BOOT output Bootstrap power input for high-side NFET gate drive circuit; connect 0.1μF ceramic capacitor between BOOT and SW pins.

Key specifications

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

CAD (KiCad official)

  • Symbol: TPS54202DDCT
  • Footprint: Package_TO_SOT_SMD:TSOT-23-6
  • 3D model: TSOT-23-6 (KiCad packages3D, STEP)
  • 3D model files: tps54202ddct-etched.step / tps54202ddct-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps54202ddct.step / tps54202ddct.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (30 pp, sha256 b76131840f82ef5c, 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