Loads when you scroll to it. Unloads after 5 minutes in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.

PCB Footprint

Open full view ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Loads when you scroll to it. Unloads after 5 minutes in the background.
Download PDF
Contents

README

markdown

MMBT589

Slkor SLKORMICRO Elec · Bipolar (BJT) · SOT-23

MMBT589 from Slkor SLKORMICRO Elec, 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 BASE input Base of the PNP transistor; emitter-base voltage VEBO is limited to -5 V.
2 EMITTER passive Emitter of the PNP transistor; collector current is rated -1.0 A DC and -2.0 A peak.
3 COLLECTOR passive Collector of the PNP transistor; VCBO is -50 V, VCEO is -30 V, and dissipation is 0.31 W.

Key specifications

Parameter Value
Manufacturer Slkor SLKORMICRO Elec
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
Collector-base voltage VCBO -50 V 1
Collector-emitter voltage VCEO -30 V 1
Emitter-base voltage VEBO -5 V 1
Collector current (DC) IC -1 A 1
Collector current-peak ICM -2 A 1
Collector dissipation PC 0.31 W 1
Junction and storage temperature Tj, Tstg -55 150 °C 1
Collector-base breakdown voltage V(BR)CBO -50 V IC=-100μA,IE=0 2
Collector-emitter breakdown voltage V(BR)CEO -30 V IC=-10mA,IB=0 2
Emitter-base breakdown voltage V(BR)EBO -5 V IE=-100μA,IC=0 2
Collector cut-off current ICBO -0.1 μA IE = 0; VCB = -30V 2
Collector-emitter cutoff current ICES -0.1 μA VCES=-30V 2
Emitter cut-off current IEBO -0.1 μA IC = 0; VEB = -4V 2
DC current gain hFE 100 VCE = -2V; IC= -1mA 2
DC current gain hFE 100 300 VCE = -2V; IC= -500mA 2
DC current gain hFE 80 VCE = -2V; IC= -1.0A 2
DC current gain hFE 40 VCE = -2V; IC= -2.0A 2
Collector-emitter saturation voltage VCE(sat) -0.25 V IC = -0.5A; IB = -0.05A 2
Collector-emitter saturation voltage VCE(sat) -0.3 V IC = -1.0A; IB = -0.1A 2
Collector-emitter saturation voltage VCE(sat) -0.65 V IC = -2.0A; IB = -0.2A 2
Base-emitter saturation voltage VBE(sat) -1.2 V IC = -1.0A; IB = -0.1A 2
Base-emitter turn-on voltage VBE(on) -1.1 V IC=-1.0A,VCE=-2.0V 2
Transition frequency fT 100 MHz IC = -100mA; VCE = -5V; f = 100MHz 2
Output capacitance Cobo 15 pF f=1.0MHz 2
Thermal resistance, junction to ambient RθJA 403 °C/W 1

CAD (KiCad official)

  • Symbol: MMBT589
  • Footprint: Package_TO_SOT_SMD:SOT-23
  • 3D model: SOT-23 (KiCad packages3D, STEP)
  • 3D model files: mmbt589-etched.step / mmbt589-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); mmbt589.step / mmbt589.glb are the bare package body.

Provenance

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

  • Datasheet: Slkor SLKORMICRO Elec datasheet (4 pp, sha256 7669a6dfc825991c, retrieved 2026-10-19, tier: lcsc)
  • 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