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KTD882-Y-U

Public Made by Adom

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KEC Semicon Bipolar (BJT), TO-126. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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KTD882-Y-U

KEC Semicon · Bipolar (BJT) · TO-126

KTD882-Y-U from KEC Semicon, in a TO-126. 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 NPN transistor, with emitter-base voltage VEBO rated at 5 V maximum.
2 COLLECTOR passive Collector terminal, with collector-base voltage VCBO rated at 40 V, collector-emitter voltage VCEO at 30 V, DC collector current IC at 3 A and pulse current ICP at 7 A.
3 BASE input Base terminal that drives the transistor, with DC base current IB rated at 0.6 A.

Key specifications

Parameter Value
Manufacturer KEC Semicon
Package TO-126
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 Cut-off Current ICBO 1 μA VCB=30V, IE=0 1
Emitter-Cut-off Current IEBO 1 μA VEB=3V, IC=0 1
DC Current Gain hFE(1) hFE(1) 30 150 VCE=2V, IC=20mA 1
DC Current Gain hFE(2) Y grade hFE(2) 160 320 VCE=2V, IC=1A 1
Collector-Emitter Saturation Voltage VCE(sat) 0.3 0.5 V IC=2A, IB=0.2A 1
Base-Emitter Saturation Voltage VBE(sat) 1 2 V IC=2V, IB=0.2A 1
Collector-Base Voltage VCBO 40 V 1
Collector-Emitter Voltage VCEO 30 V 1
Emitter-Base Voltage VEBO 5 V 1
Collector Current DC IC 3 A 1
Collector Current Pulse ICP 7 A Pulse (Note): Pulse Width 10mS, Duty Cycle 50% 1
Base Current DC IB 0.6 A 1
Collector Power Dissipation at Ta=25 PC 1.5 W Ta=25°C 1
Collector Power Dissipation at Tc=25 PC 10 W Tc=25°C 1
Junction Temperature Tj 150 °C 1
Storage Temperature Range Tstg -55 150 °C 1
Current Gain Bandwidth Product fT 90 MHz VCE=5V, IC=0.1A 1
Collector Output Capacitance Cob 45 pF VCB=10V, IE=0, f=1MHz 1

CAD (KiCad official)

  • Symbol: KTD882-Y-U
  • Footprint: Package_TO_SOT_THT:TO-126-3_Vertical
  • 3D model: TO-126 (KiCad packages3D, STEP)
  • 3D model files: ktd882-y-u-etched.step / ktd882-y-u-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ktd882-y-u.step / ktd882-y-u.glb are the bare package body.

Provenance

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

  • Datasheet: KEC Semicon datasheet (3 pp, sha256 07ac9b83b6a2b4b4, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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