component
2SA1298-Y
Public Made by Adomby adom
TOSHIBA Bipolar (BJT), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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Contents
README
markdown2SA1298-Y
TOSHIBA · Bipolar (BJT) · SOT-23
2SA1298-Y from TOSHIBA, 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 terminal; VEBO max −5 V, IB max −160 mA. |
| 2 | EMITTER | passive | Emitter terminal of the PNP transistor; VEBO max −5 V. |
| 3 | COLLECTOR | passive | Collector terminal; VCBO −30 V, VCEO −25 V, IC max −800 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TOSHIBA |
| 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 cut-off current | ICBO | -0.1 | μA | VCB = −30 V, IE = 0 | 2 | ||
| Emitter cut-off current | IEBO | -0.1 | μA | VEB = −50 V, IC = 0 | 2 | ||
| Collector-emitter breakdown voltage | V(BR)CEO | -25 | V | IC = −10 mA, IB = 0 | 2 | ||
| Emitter-base breakdown voltage | V(BR)EBO | -5 | V | IE = −0.1 mA, IC = 0 | 2 | ||
| DC current gain, hFE(1), Y grade (160 to 320) | hFE(1) | 160 | 320 | VCE = −1 V, IC = −100 mA | 2 | ||
| DC current gain | hFE(2) | 40 | VCE = −1 V, IC = −800 mA | 2 | |||
| Collector-emitter saturation voltage | VCE(sat) | -0.4 | V | IC = −500 mA, IB = −20 mA | 2 | ||
| Base-emitter voltage | VBE | -0.5 | -0.8 | V | VCE = −1 V, IC = −10 mA | 2 | |
| Collector-base voltage | VCBO | -30 | V | 1 | |||
| Collector-emitter voltage | VCEO | -25 | V | 1 | |||
| Emitter-base voltage | VEBO | -5 | V | 1 | |||
| Collector current | IC | -800 | mA | 1 | |||
| Base current | IB | -160 | mA | 1 | |||
| Collector power dissipation | PC | 200 | mW | 1 | |||
| Junction temperature | Tj | 150 | °C | 1 | |||
| Storage temperature range | Tstg | -55 | 150 | °C | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| housing | PC | Base current IB −160 mA Collector power dissipation PC 200 mW | 1 |
CAD (KiCad official)
- Symbol:
2SA1298-Y - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
2sa1298-y-etched.step/2sa1298-y-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);2sa1298-y.step/2sa1298-y.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TOSHIBA datasheet (4 pp, sha256
a9b94e2a626e6ba3, retrieved 2026-10-17, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).