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2SB772SG-P-AB3-R

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

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2SB772SG-P-AB3-R

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

2SB772SG-P-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 passive Base terminal of the PNP transistor, with absolute maximum base current IB of -0.6 A and emitter-base voltage VEBO of -5 V.
2 C passive Collector terminal, with absolute maximum DC collector current IC of -3 A (peak ICP -7 A), VCBO of -40 V and VCEO of -30 V.
3 E passive Emitter terminal, with emitter-base breakdown voltage BVEBO of -5 V at IE=-100 µA.

Key specifications

Parameter Value
Manufacturer UTC Unisonic Tech
Package SOT-89
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-Base Breakdown Voltage BVCBO -40 V IC=-100μA, IE=0 2
Collector-Emitter Breakdown Voltage BVCEO -30 V IC=-1mA, IB=0 2
Emitter-Base Breakdown Voltage BVEBO -5 V IE=-100μA, IC=0 2
Collector Cut-Off Current ICBO -1000 nA VCB=-30V, IE=0 2
Emitter Cut-Off Current IEBO -1000 nA VEB=-3V, IC=0 2
DC Current Gain (hFE1) hFE1 30 200 VCE=-2V, IC=-20mA 2
DC Current Gain (hFE2) hFE2 100 150 400 VCE=-2V, IC=-1A 2
DC Current Gain, rank P range (classification of hFE2) hFE2 160 320 2
Collector-Emitter Saturation Voltage VCE(SAT) -0.3 -0.5 V IC=-2A, IB=-0.2A 2
Base-Emitter Saturation Voltage VBE(SAT) -1 -2 V IC=-2A, IB=-0.2A 2
Current Gain Bandwidth Product fT 80 MHz VCE=-5V, IC=-0.1A 2
Output Capacitance COB 45 pF VCB=-10V, IE=0, f=1MHz 2
Collector-Base Voltage VCBO -40 V TA=25°C 2
Collector-Emitter Voltage VCEO -30 V TA=25°C 2
Emitter-Base Voltage VEBO -5 V TA=25°C 2
Peak Collector Current ICP -7 A TA=25°C 2
DC Collector Current IC -3 A TA=25°C 2
Base Current IB -0.6 A TA=25°C 2
Power Dissipation, SOT-89 PD 0.5 W TA=25°C, SOT-89 package 2
Junction Temperature TJ 150 °C 2
Storage Temperature TSTG -55 150 °C 2

CAD (KiCad official)

  • Symbol: 2SB772SG-P-AB3-R
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89 (KiCad packages3D, STEP)
  • 3D model files: 2sb772sg-p-ab3-r-etched.step / 2sb772sg-p-ab3-r-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2sb772sg-p-ab3-r.step / 2sb772sg-p-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 1153215574111b11, retrieved 2026-10-18, 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