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KTB764-Y-AT

KEC Semicon · Bipolar (BJT) · TO-92-3

KTB764-Y-AT from KEC Semicon, in a TO-92-3. 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; the datasheet's absolute maximum emitter-base voltage is VEBO = -5 V and the DC collector current is limited to IC = -1 A.
2 COLLECTOR passive Collector terminal; the datasheet limits are VCBO = -60 V and VCEO = -50 V, with DC collector current IC = -1 A (pulse ICP = -2 A) and collector power dissipation PC = 1 W.
3 BASE passive Base terminal controlling the PNP transistor; the datasheet gives VEB = -4 V as the test condition for emitter cut-off current and a maximum junction temperature Tj of 150 °C.

Key specifications

Parameter Value
Manufacturer KEC Semicon
Package TO-92-3
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 Cut-off Current ICBO -1 A VCB=-50V, IE=0 1
Emitter Cut-off Current IEBO -1 A VEB=-4V, IC=0 1
DC Current Gain (hFE(1), class Y) hFE(1) 100 200 VCE=-2V, IC=-50mA 1
DC Current Gain hFE(2) 30 VCE=-2V, IC=-1A 1
Collector-Emitter Breakdown Voltage V(BR)CEO -50 V IC=-1mA, IB=0 1
Collector-Emitter Saturation Voltage VCE(sat) -0.2 -0.7 V IC=-500mA, IB=-50mA 1
Base-Emitter Saturation Voltage VBE(sat) -0.85 -1.2 V IC=-500mA, IB=-50mA 1
Transition Frequency fT 150 MHz VCE=-10V, IC=-50mA 1
Collector Output Capacitance Cob 20 pF VCB=-10V, IE=0, f=1MHz 1
Collector-Base Voltage VCBO -60 V Ta=25°C 1
Collector-Emitter Voltage VCEO -50 V Ta=25°C 1
Emitter-Base Voltage VEBO -5 V Ta=25°C 1
Collector Current DC IC -1 A Ta=25°C 1
Collector Current Pulse ICP -2 A Ta=25°C 1
Collector Power Dissipation PC 1 W Ta=25°C 1
Junction Temperature Tj 150 °C 1
Storage Temperature Range Tstg -55 150 °C 1

CAD (KiCad official)

  • Symbol: KTB764-Y-AT
  • Footprint: Package_TO_SOT_THT:TO-92_Inline
  • 3D model: TO-92-3 (KiCad packages3D, STEP)
  • 3D model files: ktb764-y-at-etched.step / ktb764-y-at-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ktb764-y-at.step / ktb764-y-at.glb are the bare package body.

Provenance

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

  • Datasheet: KEC Semicon datasheet (3 pp, sha256 16f02ecdcfc472c7, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-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