component
BD13916STU
Public Made by Adomby adom
onsemi Bipolar Transistors - BJT, TO-126-3. 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
markdownBD13916STU
onsemi · Bipolar Transistors - BJT · TO-126-3
BD13916STU from onsemi, in a TO-126-3. 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 | Emitter | passive | Emitter terminal of the NPN transistor; VEBO max 5 V. |
| 2 | Collector | passive | Collector terminal; VCEO max 80 V for BD139, IC 1.5 A DC and 3.0 A pulse. |
| 3 | Base | passive | Base terminal; maximum base current IB is 0.5 A. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | TO-126-3 |
| Category | Transistors |
| 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 (BD139) | VCBO | 80 | V | TC=25°C | 1 | ||
| Collector-Emitter Voltage (BD139) | VCEO | 80 | V | TC=25°C | 1 | ||
| Emitter-Base Voltage | VEBO | 5 | V | TC=25°C | 1 | ||
| Collector Current (DC) | IC | 1.5 | A | TC=25°C | 1 | ||
| Collector Current (Pulse) | ICP | 3 | A | TC=25°C | 1 | ||
| Base Current | IB | 0.5 | A | TC=25°C | 1 | ||
| Collector Dissipation (TC=25°C) | PC | 12.5 | W | TC=25°C | 1 | ||
| Collector Dissipation (Ta=25°C) | PC | 1.25 | W | Ta=25°C | 1 | ||
| Junction Temperature | TJ | 150 | °C | 1 | |||
| Storage Temperature | TSTG | -55 | 150 | °C | 1 | ||
| Collector-Emitter Sustaining Voltage (BD139) | VCEO(sus) | 80 | V | IC = 30mA, IB = 0 | 1 | ||
| Collector Cut-off Current | ICBO | 0.1 | µA | VCB = 30V, IE = 0 | 1 | ||
| Emitter Cut-off Current | IEBO | 10 | µA | VEB = 5V, IC = 0 | 1 | ||
| DC Current Gain 1 | hFE1 | 25 | VCE = 2V, IC = 5mA | 1 | |||
| DC Current Gain 2 | hFE2 | 25 | VCE = 2V, IC = 0.5A | 1 | |||
| DC Current Gain 3 (BD137, BD139) | hFE3 | 40 | 160 | VCE = 2V, IC = 150mA | 1 | ||
| DC Current Gain 3, classification 16 | hFE3 | 100 | 250 | VCE = 2V, IC = 150mA; classification 16 | 1 | ||
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.5 | V | IC = 500mA, IB = 50mA | 1 | ||
| Base-Emitter ON Voltage | VBE(on) | 1 | V | VCE = 2V, IC = 0.5A | 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 | IB Base Current 0.5 A PC Collector Dissipation (TC=25°C) 12.5 W | 1 |
CAD (KiCad official)
- Symbol:
BD13916STU - Footprint:
Package_TO_SOT_THT:TO-126-3_Vertical - 3D model: TO-126-3 (KiCad packages3D, STEP)
- 3D model files:
bd13916stu-etched.step/bd13916stu-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bd13916stu.step/bd13916stu.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (4 pp, sha256
47978634054e38cb, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-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).