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DTC143TCAMGT116

ROHM Semicon · Digital Transistors · SOT-23

DTC143TCAMGT116 from ROHM Semicon, in a SOT-23. 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 of the built-in NPN transistor, with emitter-base breakdown voltage BVEBO of 5V minimum (VEBO absolute maximum 5V).
2 BASE input Base input connected through the built-in 4.7kΩ resistor R1 (3.29 to 6.11kΩ), so no external input resistor is needed.
3 COLLECTOR passive Collector of the built-in NPN transistor, rated VCEO 50V and IC 100mA maximum.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOT-23
Category Transistors
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 voltage VCBO 50 V Ta = 25°C 2
Collector-emitter voltage VCEO 50 V Ta = 25°C 2
Emitter-base voltage VEBO 5 V Ta = 25°C 2
Collector current IC 100 mA Ta = 25°C 2
Power dissipation (each terminal mounted on a reference land) PD*1 200 mW Ta = 25°C 2
Power dissipation (mounted on ceramic board 7.0×5.0×0.6mm) PD*2 350 mW Ta = 25°C 2
Junction temperature Tj 150 ℃ Ta = 25°C 2
Range of storage temperature Tstg -55 150 ℃ Ta = 25°C 2
Collector-base breakdown voltage BVCBO 50 V IC = 50μA 2
Collector-emitter breakdown voltage BVCEO 50 V IC = 1mA 2
Emitter-base breakdown voltage BVEBO 5 V IE = 50μA 2
Collector cut-off current ICBO 500 nA VCB = 50V 2
Emitter cut-off current IEBO 500 nA VEB = 4V 2
Collector-emitter saturation voltage VCE(sat) 300 mV IC = 5mA, IB = 0.25mA 2
DC current gain hFE 100 250 600 - VCE = 5V, IC = 1mA 2
Input resistance R1 3.29 4.7 6.11 kΩ 2
Transition frequency fT 250 MHz VCE = 10V, IE = -5mA, f = 100MHz 2

CAD (KiCad official)

  • Symbol: DTC143TCAMGT116
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: dtc143tcamgt116-etched.step / dtc143tcamgt116-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dtc143tcamgt116.step / dtc143tcamgt116.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (7 pp, sha256 dcacc60410f33b5f, retrieved 2026-10-31, tier: manufacturer)
  • 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