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2SC2757 T33
Public Made by Adomby adom
Slkor(SLKORMICRO Elec.) Bipolar Transistors - BJT, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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2SC2757 T33
Slkor(SLKORMICRO Elec.) · Bipolar Transistors - BJT · SOT-23
2SC2757 T33 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 terminal of the NPN RF transistor; the emitter-base voltage VEBO is rated at 5 V maximum. |
| 2 | Emitter | passive | Emitter terminal of the NPN RF transistor; the continuous collector current rating is 50 mA. |
| 3 | Collector | passive | Collector terminal of the NPN RF transistor; VCBO is rated at 30 V and VCEO at 15 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Slkor(SLKORMICRO Elec.) |
| Package | SOT-23 |
| 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 | 30 | V | Ta=25℃ | 1 | ||
| Collector-Emitter Voltage | VCEO | 15 | V | Ta=25℃ | 1 | ||
| Emitter-Base Voltage | VEBO | 5 | V | Ta=25℃ | 1 | ||
| Collector Current-Continuous | IC | 50 | mA | Ta=25℃ | 1 | ||
| Collector Power Dissipation | PC | 0.15 | W | TC=25℃ | 1 | ||
| Junction Temperature | TJ | 125 | ℃ | 1 | |||
| Storage Temperature Range | Tstg | -55 | 125 | ℃ | 1 | ||
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.5 | V | IC= 10mA ; IB= 1mA | 1 | ||
| Collector Cutoff Current | ICBO | 0.1 | μA | VCB= 12V; IE= 0 | 1 | ||
| DC Current Gain (T33 grade, hFE 90-180) | hFE | 90 | 180 | IC= 5mA ; VCE= 10V | 1 | ||
| Current-Gain, Bandwidth Product | fT | 800 | 1100 | MHz | IC= 5mA ; VCE= 10V | 1 | |
| Output Capacitance | COB | 1.5 | pF | IE= 0 ; VCB= 10V;f= 1.0MHz | 1 | ||
| Base Time Constant | rbb’ • CC | 10 | 15 | ps | IC= 5mA ; VCB= 10V;f= 31.9MHz | 1 |
CAD (KiCad official)
- Symbol:
2SC2757 T33 - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
2sc2757-t33-etched.step/2sc2757-t33-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);2sc2757-t33.step/2sc2757-t33.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Slkor(SLKORMICRO Elec.) datasheet (2 pp, sha256
5c1e889459faaa9f, retrieved 2026-10-28, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusoff(skipped (clean text read)), 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).
# 2SC2757 T33
**Slkor(SLKORMICRO Elec.)** · Bipolar Transistors - BJT · SOT-23
2SC2757 T33 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 terminal of the NPN RF transistor; the emitter-base voltage VEBO is rated at 5 V maximum. |
| 2 | Emitter | passive | Emitter terminal of the NPN RF transistor; the continuous collector current rating is 50 mA. |
| 3 | Collector | passive | Collector terminal of the NPN RF transistor; VCBO is rated at 30 V and VCEO at 15 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Slkor(SLKORMICRO Elec.) |
| Package | SOT-23 |
| 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 | | | 30 | V | Ta=25℃ | 1 |
| Collector-Emitter Voltage | VCEO | | | 15 | V | Ta=25℃ | 1 |
| Emitter-Base Voltage | VEBO | | | 5 | V | Ta=25℃ | 1 |
| Collector Current-Continuous | IC | | | 50 | mA | Ta=25℃ | 1 |
| Collector Power Dissipation | PC | | | 0.15 | W | TC=25℃ | 1 |
| Junction Temperature | TJ | | | 125 | ℃ | | 1 |
| Storage Temperature Range | Tstg | -55 | | 125 | ℃ | | 1 |
| Collector-Emitter Saturation Voltage | VCE(sat) | | | 0.5 | V | IC= 10mA ; IB= 1mA | 1 |
| Collector Cutoff Current | ICBO | | | 0.1 | μA | VCB= 12V; IE= 0 | 1 |
| DC Current Gain (T33 grade, hFE 90-180) | hFE | 90 | | 180 | | IC= 5mA ; VCE= 10V | 1 |
| Current-Gain, Bandwidth Product | fT | 800 | 1100 | | MHz | IC= 5mA ; VCE= 10V | 1 |
| Output Capacitance | COB | | 1.5 | | pF | IE= 0 ; VCB= 10V;f= 1.0MHz | 1 |
| Base Time Constant | rbb’ • CC | | 10 | 15 | ps | IC= 5mA ; VCB= 10V;f= 31.9MHz | 1 |
## CAD (KiCad official)
- Symbol: `2SC2757 T33`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `2sc2757-t33-etched.step` / `2sc2757-t33-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `2sc2757-t33.step` / `2sc2757-t33.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Slkor(SLKORMICRO Elec.) datasheet](docs/2sc2757-t33-datasheet.pdf) (2 pp, sha256 `5c1e889459faaa9f`, retrieved 2026-10-28, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `off` (skipped (clean text read)), 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](docs/2sc2757-t33-datasheet.pdf)