component
DST857BDJ-7
Public Made by Adomby adom
Diodes Incorporated Bipolar Transistors - BJT, SOT-963. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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DST857BDJ-7
Diodes Incorporated · Bipolar Transistors - BJT · SOT-963
DST857BDJ-7 from Diodes Incorporated, in a SOT-963. 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 | E1 | passive | Emitter of PNP transistor 1 (Q1), with VEBO rating of -6.0 V. |
| 2 | B1 | passive | Base of PNP transistor 1 (Q1), with VEBO rating of -6.0 V relative to the emitter. |
| 3 | C2 | passive | Collector of PNP transistor 2 (Q2), rated VCEO -45 V, VCBO -50 V and continuous IC -100 mA. |
| 4 | E2 | passive | Emitter of PNP transistor 2 (Q2), with VEBO rating of -6.0 V. |
| 5 | B2 | passive | Base of PNP transistor 2 (Q2), with VEBO rating of -6.0 V relative to the emitter. |
| 6 | C1 | passive | Collector of PNP transistor 1 (Q1), rated VCEO -45 V, VCBO -50 V and continuous IC -100 mA. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-963 |
| Category | Transistors/Thyristors |
| Pins | 6 |
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 |
|---|---|---|---|---|
| contacts | tin | Terminals: Finish, Matte Tin Plated Leads; Solderable per MILSTD-202, Method 208 Weight: 0.0027 grams (Approximate) | 1 |
CAD (KiCad official)
- Symbol:
DST857BDJ-7 - Footprint:
Package_TO_SOT_SMD:SOT-963 - 3D model: SOT-963 (KiCad packages3D, STEP)
- 3D model files:
dst857bdj-7-etched.step/dst857bdj-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);dst857bdj-7.step/dst857bdj-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (7 pp, sha256
aea95b6ea61573ff, retrieved 2026-10-28, tier: manufacturer) - 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).
# DST857BDJ-7
**Diodes Incorporated** · Bipolar Transistors - BJT · SOT-963
DST857BDJ-7 from Diodes Incorporated, in a SOT-963. 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 | E1 | passive | Emitter of PNP transistor 1 (Q1), with VEBO rating of -6.0 V. |
| 2 | B1 | passive | Base of PNP transistor 1 (Q1), with VEBO rating of -6.0 V relative to the emitter. |
| 3 | C2 | passive | Collector of PNP transistor 2 (Q2), rated VCEO -45 V, VCBO -50 V and continuous IC -100 mA. |
| 4 | E2 | passive | Emitter of PNP transistor 2 (Q2), with VEBO rating of -6.0 V. |
| 5 | B2 | passive | Base of PNP transistor 2 (Q2), with VEBO rating of -6.0 V relative to the emitter. |
| 6 | C1 | passive | Collector of PNP transistor 1 (Q1), rated VCEO -45 V, VCBO -50 V and continuous IC -100 mA. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-963 |
| Category | Transistors/Thyristors |
| Pins | 6 |
## 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 |
|---|---|---|---|---|
| contacts | | tin | Terminals: Finish, Matte Tin Plated Leads; Solderable per MILSTD-202, Method 208 Weight: 0.0027 grams (Approximate) | 1 |
## CAD (KiCad official)
- Symbol: `DST857BDJ-7`
- Footprint: `Package_TO_SOT_SMD:SOT-963`
- 3D model: SOT-963 (KiCad packages3D, STEP)
- 3D model files: `dst857bdj-7-etched.step` / `dst857bdj-7-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dst857bdj-7.step` / `dst857bdj-7.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://www.diodes.com/assets/Datasheets/DST857BDJ-7.pdf) (7 pp, sha256 `aea95b6ea61573ff`, retrieved 2026-10-28, tier: manufacturer)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-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).
[Datasheet PDF](docs/dst857bdj-7-datasheet.pdf)