component
MMBTA13LT3G
Public Made by Adomby adom
onsemi Darlington Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMBTA13LT3G
onsemi · Darlington Transistors · SOT-23
MMBTA13LT3G from onsemi, 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 Darlington transistor, whose maximum ratings are VCES 30 Vdc, VEBO 10 Vdc and continuous collector current 300 mAdc. |
| 2 | EMITTER | passive | Emitter terminal of the NPN Darlington transistor, with emitter-base voltage limited to VEBO 10 Vdc. |
| 3 | COLLECTOR | passive | Collector terminal of the NPN Darlington transistor, with collector-emitter voltage limited to VCES 30 Vdc and continuous collector current 300 mAdc. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| 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-Emitter Voltage | VCES | 30 | Vdc | 1 | |||
| Collector-Base Voltage | VCBO | 30 | Vdc | 1 | |||
| Emitter-Base Voltage | VEBO | 10 | Vdc | 1 | |||
| Collector Current - Continuous | IC | 300 | mAdc | 1 | |||
| Junction and Storage Temperature | TJ, Tstg | -55 | 150 | °C | 1 | ||
| Total Device Dissipation FR-5 Board, TA = 25°C | PD | 225 | mW | FR-5 Board (Note 1), TA = 25°C | 1 | ||
| Derate above 25°C, FR-5 Board | PD | 1.8 | mW/°C | FR-5 Board (Note 1), derate above 25°C | 1 | ||
| Thermal Resistance, Junction-to-Ambient, FR-5 Board | RJA | 556 | °C/W | FR-5 Board (Note 1) | 1 | ||
| Total Device Dissipation Alumina Substrate, TA = 25°C | PD | 300 | mW | Alumina Substrate (Note 2), TA = 25°C | 1 | ||
| Derate above 25°C, Alumina Substrate | PD | 2.4 | mW/°C | Alumina Substrate (Note 2), derate above 25°C | 1 | ||
| Thermal Resistance, Junction-to-Ambient, Alumina Substrate | RJA | 417 | °C/W | Alumina Substrate (Note 2) | 1 | ||
| Collector-Emitter Breakdown Voltage | V(BR)CES | 30 | Vdc | IC = 100 Adc, VBE = 0 | 2 | ||
| Collector Cutoff Current | ICBO | 100 | nAdc | VCB = 30 Vdc, IE = 0 | 2 | ||
| Emitter Cutoff Current | IEBO | 100 | nAdc | VEB = 10 Vdc, IC = 0 | 2 | ||
| DC Current Gain, MMBTA13 | hFE | 5000 | IC = 10 mAdc, VCE = 5.0 Vdc | 2 | |||
| DC Current Gain, MMBTA13 | hFE | 10000 | IC = 100 mAdc, VCE = 5.0 Vdc | 2 | |||
| Collector-Emitter Saturation Voltage | VCE(sat) | 1.5 | Vdc | IC = 100 mAdc, IB = 0.1 mAdc | 2 | ||
| Base-Emitter On Voltage | VBE | 2 | Vdc | IC = 100 mAdc, VCE = 5.0 Vdc | 2 | ||
| Current-Gain - Bandwidth Product | fT | 125 | MHz | IC = 10 mAdc, VCE = 5.0 Vdc, f = 100 MHz | 2 |
CAD (KiCad official)
- Symbol:
MMBTA13LT3G - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
mmbta13lt3g-etched.step/mmbta13lt3g-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmbta13lt3g.step/mmbta13lt3g.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (7 pp, sha256
1a75824d9d272eef, retrieved 2026-10-27, tier: manufacturer) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).
# MMBTA13LT3G
**onsemi** · Darlington Transistors · SOT-23
MMBTA13LT3G from onsemi, 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 Darlington transistor, whose maximum ratings are VCES 30 Vdc, VEBO 10 Vdc and continuous collector current 300 mAdc. |
| 2 | EMITTER | passive | Emitter terminal of the NPN Darlington transistor, with emitter-base voltage limited to VEBO 10 Vdc. |
| 3 | COLLECTOR | passive | Collector terminal of the NPN Darlington transistor, with collector-emitter voltage limited to VCES 30 Vdc and continuous collector current 300 mAdc. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| 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-Emitter Voltage | VCES | | | 30 | Vdc | | 1 |
| Collector-Base Voltage | VCBO | | | 30 | Vdc | | 1 |
| Emitter-Base Voltage | VEBO | | | 10 | Vdc | | 1 |
| Collector Current - Continuous | IC | | | 300 | mAdc | | 1 |
| Junction and Storage Temperature | TJ, Tstg | -55 | | 150 | °C | | 1 |
| Total Device Dissipation FR-5 Board, TA = 25°C | PD | | | 225 | mW | FR-5 Board (Note 1), TA = 25°C | 1 |
| Derate above 25°C, FR-5 Board | PD | | | 1.8 | mW/°C | FR-5 Board (Note 1), derate above 25°C | 1 |
| Thermal Resistance, Junction-to-Ambient, FR-5 Board | RJA | | | 556 | °C/W | FR-5 Board (Note 1) | 1 |
| Total Device Dissipation Alumina Substrate, TA = 25°C | PD | | | 300 | mW | Alumina Substrate (Note 2), TA = 25°C | 1 |
| Derate above 25°C, Alumina Substrate | PD | | | 2.4 | mW/°C | Alumina Substrate (Note 2), derate above 25°C | 1 |
| Thermal Resistance, Junction-to-Ambient, Alumina Substrate | RJA | | | 417 | °C/W | Alumina Substrate (Note 2) | 1 |
| Collector-Emitter Breakdown Voltage | V(BR)CES | 30 | | | Vdc | IC = 100 Adc, VBE = 0 | 2 |
| Collector Cutoff Current | ICBO | | | 100 | nAdc | VCB = 30 Vdc, IE = 0 | 2 |
| Emitter Cutoff Current | IEBO | | | 100 | nAdc | VEB = 10 Vdc, IC = 0 | 2 |
| DC Current Gain, MMBTA13 | hFE | 5000 | | | | IC = 10 mAdc, VCE = 5.0 Vdc | 2 |
| DC Current Gain, MMBTA13 | hFE | 10000 | | | | IC = 100 mAdc, VCE = 5.0 Vdc | 2 |
| Collector-Emitter Saturation Voltage | VCE(sat) | | | 1.5 | Vdc | IC = 100 mAdc, IB = 0.1 mAdc | 2 |
| Base-Emitter On Voltage | VBE | | | 2 | Vdc | IC = 100 mAdc, VCE = 5.0 Vdc | 2 |
| Current-Gain - Bandwidth Product | fT | 125 | | | MHz | IC = 10 mAdc, VCE = 5.0 Vdc, f = 100 MHz | 2 |
## CAD (KiCad official)
- Symbol: `MMBTA13LT3G`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `mmbta13lt3g-etched.step` / `mmbta13lt3g-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmbta13lt3g.step` / `mmbta13lt3g.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://www.onsemi.com/pdf/datasheet/mmbta13lt3-d.pdf) (7 pp, sha256 `1a75824d9d272eef`, retrieved 2026-10-27, tier: manufacturer)
- **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](docs/mmbta13lt3g-datasheet.pdf)