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Contents

README

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2SD1628-G

YFW · Bipolar Transistors - BJT · SOT-89

2SD1628-G from YFW, 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 Base input Base of the NPN transistor; emitter-base voltage VEBO max 6 V and VBE(sat) max 1.5 V at IC=3 A, IB=60 mA.
2 Collector passive Collector of the NPN transistor; VCEO 20 V, VCBO 60 V, continuous IC 5 A and pulsed ICP 8 A.
3 Emitter passive Emitter of the NPN transistor; common terminal for the base and collector currents.

Key specifications

Parameter Value
Manufacturer YFW
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 Voltage VCBO 60 V Ta = 25℃ 1
Collector-Emitter Voltage VCEO 20 V Ta = 25℃ 1
Emitter-Base Voltage VEBO 6 V Ta = 25℃ 1
Collector Current - Continuous IC 5 A Ta = 25℃ 1
Collector Current - Pulse ICP 8 A Ta = 25℃ 1
Collector Power Dissipation PC 0.5 W Ta = 25℃ 1
Collector Power Dissipation (Note 1) PC 1.5 W Mounted on ceramic substrate of 250mm2 X0.8mm 1
Junction Temperature TJ 150 ℃ Ta = 25℃ 1
Storage Temperature Range Tstg -55 150 ℃ 1
Collector-base breakdown voltage VCBO 60 V Ic= 100 μA, IE= 0 1
Collector-emitter breakdown voltage VCEO 20 V Ic= 1 mA, IB= 0 1
Emitter-base breakdown voltage VEBO 6 V IE= 100μA, IC= 0 1
Collector-base cut-off current ICBO 0.1 uA VCB= 50 V, IE= 0 1
Emitter cut-off current IEBO 0.1 uA VEB= 5V, IC=0 1
Collector-emitter saturation voltage VCE(sat) 0.5 V IC=3 A, IB=60mA 1
Base-emitter saturation voltage VBE(sat) 1.5 V IC=3 A, IB=60mA 1
DC current gain (2SD1628-G range) hFE 280 560 VCE= 2V, IC=500mA; classification G 2
DC current gain hFE 95 VCE= 2V, IC=3 A 1
Turn-on time ton 30 ns See Specified Test Circuit 1
Storage time tstg 300 ns See Specified Test Circuit 1
Fall time tf 40 ns See Specified Test Circuit 1
Collector output capacitance Cob 45 pF VCB= 10V, f=1MHz 1
Transition frequency fT 120 MHz VCE= 10V, IC=50mA 1

CAD (KiCad official)

  • Symbol: 2SD1628-G
  • Footprint: Package_TO_SOT_SMD:SOT-89-3
  • 3D model: SOT-89 (KiCad packages3D, STEP)
  • 3D model files: 2sd1628-g-etched.step / 2sd1628-g-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); 2sd1628-g.step / 2sd1628-g.glb are the bare package body.

Provenance

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

  • Datasheet: YFW datasheet (4 pp, sha256 4dc2f8dec476dc05, retrieved 2026-10-22, tier: lcsc)
  • 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