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UB1580G-AB3-R

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UTC(Unisonic Tech) Bipolar Transistors - BJT, SOT-89. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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UB1580G-AB3-R

UTC(Unisonic Tech) · Bipolar Transistors - BJT · SOT-89

UB1580G-AB3-R from UTC(Unisonic Tech), in a SOT-89. 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 B input Base of the PNP Darlington transistor; VEBO max -5V and IEBO max -2mA at VEB=-5V.
2 C passive Collector of the PNP Darlington transistor; VCEO = -150V, VCBO = -150V, DC IC max -4A (pulse -6A).
3 E passive Emitter of the PNP Darlington transistor; collector dissipation PC max 600mW at Ta=25C.

Key specifications

Parameter Value
Manufacturer UTC(Unisonic Tech)
Package SOT-89
Category Triode/MOS Tube/Transistor
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 -150 V IC=-1mA, IB=0 2
Collector-Emitter Breakdown Voltage BVCEO -150 V IC=-100µA, IE=0 2
Collector Cut-off Current ICBO -10 µA VCB=-150V, IE=0 2
Emitter Cut-off Current IEBO -2 mA VEB=-5V, IC=0 2
DC Current Gain hFE 1000 VCE=-4V, IC=-1A 2
DC Current Gain hFE 500 VCE=-4V, IC=-2A 2
Collector-Emitter Saturation Voltage VCE(SAT) -2 V IC=-2A, IB=-2mA 2
Base-Emitter Saturation Voltage VBE(ON) -2.8 V VCE=-4V, IC=-2A 2
Base-Emitter Saturation Voltage VBE(ON) -2 V VCE=-4V, IC=-1A 2
Base-Emitter Saturation Voltage VBE(ON) -3 V VCE=-4V, IC=-4A 2
Output Capacitance Cob 200 pF VCB=-10V, IE=0, f=1MHz 2
Collector-Base Voltage VCBO -150 V TA=25°C 2
Collector-Emitter Voltage VCEO -150 V TA=25°C 2
Emitter-Base Voltage VEBO -5 V TA=25°C 2
Collector Current DC IC -4 A TA=25°C 2
Collector Current Pulse ICP -6 A TA=25°C 2
Collector Dissipation PC 600 mW Ta=25C 2
Junction Temperature TJ 150 °C TA=25°C 2
Storage Temperature TSTG -55 150 °C TA=25°C 2
Thermal Resistance Junction to Ambient θJA 208 °C/W 2

CAD (KiCad official)

  • Symbol: UB1580G-AB3-R
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89 (KiCad packages3D, STEP)
  • 3D model files: ub1580g-ab3-r-etched.step / ub1580g-ab3-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); ub1580g-ab3-r.step / ub1580g-ab3-r.glb are the bare package body.

Provenance

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

  • Datasheet: UTC(Unisonic Tech) datasheet (3 pp, sha256 8eb1b8d326156678, retrieved 2026-10-22, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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