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Contents

README

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2SARA41CT116R

ROHM Semicon · Bipolar (BJT) · TO-236-3(SOT-23-3)

2SARA41CT116R from ROHM Semicon, in a TO-236-3(SOT-23-3). 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 Emitter passive Emitter terminal of the PNP transistor; BVEBO is -5V minimum and VEBO absolute maximum is -5V.
2 Base passive Base terminal of the PNP transistor; hFE is 180 to 560 at VCE=-6V, IC=-2mA.
3 Collector passive Collector terminal of the PNP transistor; VCEO and VCBO are -120V and IC is -50mA maximum.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package TO-236-3(SOT-23-3)
Category Transistors/Thyristors
Pins 3

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Collector-base breakdown voltage BVCBO -120 V IC = -50μA 2
Collector-emitter breakdown voltage BVCEO -120 V IC = -1mA 2
Emitter-base breakdown voltage BVEBO -5 V IE = -50μA 2
Collector cut-off current ICBO -500 nA VCB = -100V 2
Emitter cut-off current IEBO -500 nA VEB = -4V 2
Collector-emitter saturation voltage VCE(sat) -500 mV IC = -10mA, IB = -1mA 2
DC current gain hFE 180 560 - VCE = -6V, IC = -2mA 2
Collector-base voltage VCBO -120 V 2
Collector-emitter voltage VCEO -120 V 2
Emitter-base voltage VEBO -5 V 2
Collector current IC -50 mA 2
Power dissipation (2SARA41C, *1) PD 200 mW Each terminal mounted on a reference land 2
Power dissipation (2SARA41C, *2) PD 350 mW Mounted on a ceramic board (7.0×5.0×0.6mm) 2
Junction temperature Tj 150 ℃ 2
Range of storage temperature Tstg -55 150 ℃ 2

CAD (KiCad official)

  • Symbol: 2SARA41CT116R
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: TO-236-3(SOT-23-3) (KiCad packages3D, STEP)
  • 3D model files: 2sara41ct116r-etched.step / 2sara41ct116r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2sara41ct116r.step / 2sara41ct116r.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (10 pp, sha256 c91d13f6dca0f0db, retrieved 2026-10-16, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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