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DTC144VCAT116

Public Made by Adom

by adom

ROHM Semicon Digital Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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DTC144VCAT116

ROHM Semicon · Digital Transistors · SOT-23

DTC144VCAT116 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 GND (EMITTER) power_in Ground / emitter of the built-in NPN transistor, also connected to the R2 base-emitter resistor (10kΩ).
2 IN (BASE) input Input / base through built-in R1 (47kΩ); VI(off) max 1V, VI(on) min 6V, input voltage range -10 to 40V.
3 OUT (COLLECTOR) output Output / collector of the built-in NPN transistor; VCC max 50V, output current IO max 30mA, IC(MAX) 100mA.

Key specifications

Parameter Value
Manufacturer ROHM Semicon
Package SOT-23
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
Input voltage (off) VI(off) 1 V VCC = 5V, IO = 100μA 2
Input voltage (on) VI(on) 6 V VO = 0.3V, IO = 2mA 2
Output voltage VO(on) 100 300 mV IO = 10mA, II = 0.5mA 2
Input current II 160 μA VI = 5V 2
Output current IO(off) 500 nA VCC = 50V, VI = 0V 2
DC current gain GI 33 VO = 5V, IO = 5mA 2
Input resistance R1 32.9 47 61.1 kΩ 2
Resistance ratio R2/R1 0.17 0.21 0.26 2
Supply voltage VCC 50 V Ta = 25°C 2
Input voltage VIN -10 40 V Ta = 25°C 2
Output current IO 30 mA Ta = 25°C 2
Collector current IC(MAX) 100 mA Ta = 25°C, *1 2
Power dissipation (reference footprint) PD 200 mW Each terminal mounted on a reference footprint, Ta = 25°C 2
Power dissipation (ceramic board) PD 350 mW Mounted on a ceramic board (7.0×5.0×0.6mm), Ta = 25°C 2
Junction temperature Tj 150 ℃ 2
Range of storage temperature Tstg -55 150 ℃ 2
Transition frequency fT 250 MHz VCE = 10V, IE = -5mA, f = 100MHz; characteristics of built-in transistor 2

CAD (KiCad official)

  • Symbol: DTC144VCAT116
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: dtc144vcat116-etched.step / dtc144vcat116-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); dtc144vcat116.step / dtc144vcat116.glb are the bare package body.

Provenance

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

  • Datasheet: ROHM Semicon datasheet (8 pp, sha256 1bb16098e88c853d, retrieved 2026-10-23, 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