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Contents

README

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TPS613221ADBVR

Texas Instruments · DC-DC Converters · SOT-23-5

TPS613221ADBVR from Texas Instruments, 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 SW output Switch pin of the boost converter that connects to the external inductor; actively driven by internal PWM control circuit.
2 GND power_in Ground reference for the integrated circuit.
3 NC unconnected No connection inside the device.
4 VOUT power_out Boost converter regulated output voltage ranging from 1.8V to 5.5V depending on device variant; typical output current up to 1.2A for TPS613221A.
5 NC unconnected No connection inside the device.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Output voltage (TPS613221A) VOUT 3.2 3.3 3.4 V VIN < VOUT, TJ = -40°C to 125°C 5
Peak switch current limit (TPS613221A) ILIM 0.75 1.2 1.6 A 5
Quiescent current into VOUT pin IQ 6.5 10 uA VOUT = 1.2×Target 5
Input voltage range VIN 0.9 5.5 V 5
Input voltage range VIN 0.9 5.5 V 4
Output voltage range VOUT 1.8 5.5 V 4
Inductor (effective) L 0.7 2.2 13 µH 4
Output capacitor (effective) COUT 4.7 16 100 µF 4
Operating junction temperature TJ -40 125 °C 4
Voltage range at terminals SW, VOUT -0.3 6 V 4
Operating junction temperature TJ -40 150 °C 4
Storage temperature Tstg -65 150 °C 4
Junction-to-ambient thermal resistance (DBV 5-pin) RθJA 189.7 °C/W 4
Junction-to-case (top) thermal resistance (DBV 5-pin) RθJC(top) 109.4 °C/W 4
Junction-to-board thermal resistance (DBV 5-pin) RθJB 56.5 °C/W 4
Junction-to-top characterization parameter (DBV 5-pin) ψJT 33.3 °C/W 4
Junction-to-board characterization parameter (DBV 5-pin) ψJB 56.5 °C/W 4

CAD (KiCad official)

  • Symbol: TPS613221ADBVR
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: tps613221adbvr-etched.step / tps613221adbvr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tps613221adbvr.step / tps613221adbvr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (39 pp, sha256 6a43662829304363, retrieved 2026-09-23, 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 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-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