component
BZT55C15 L1G
Public Made by Adomby adom
Taiwan Semiconductor(Taiwan Semicon) Zener Diodes, MiniMELF. Diode: pin 1 is the cathode (the banded end) by the KiCad diode-footprint convention, KiCad symbol/footprint/3D.
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BZT55C15 L1G
Taiwan Semiconductor(Taiwan Semicon) · Zener Diodes · MiniMELF
BZT55C15 L1G from Taiwan Semiconductor(Taiwan Semicon), in a MiniMELF. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Taiwan Semiconductor(Taiwan Semicon) |
| Package | MiniMELF |
| Category | Diodes |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Zener voltage | VZ | 13.8 | 15 | 15.6 | V | VZ @ IZT=5 mA, pulse 30 ms (Note 1) | 2 |
| Zener voltage tolerance | -5 | 5 | % | Standard tolerance on nominal zener voltage (Note 2) | 3 | ||
| Zener impedance | ZZT | 30 | Ω | @ IZT=5 mA | 2 | ||
| Zener impedance (knee) | ZZK | 110 | Ω | @ IZK=1 mA | 2 | ||
| Leakage current | IR | 0.1 | µA | @ VR=11 V | 2 | ||
| Power dissipation | PD | 500 | mW | 1 | |||
| Junction temperature range | TJ | -65 | 175 | °C | 1 | ||
| Storage temperature range | TSTG | -65 | 175 | °C | 1 | ||
| Forward voltage | VF | 1 | V | @ IF=10mA | 1 | ||
| Junction-to-ambient thermal resistance | RӨJA | 500 | °C/W | Junction-to-ambient | 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 |
|---|---|---|---|---|
| contacts | tin | ● Terminal: Matte tin plated leads, solderable per J-STD-002 ● Polarity: Indicated by cathode band | 1 |
CAD (KiCad official)
- Symbol:
BZT55C15 L1G - Footprint:
Diode_SMD:D_MiniMELF - 3D model: MiniMELF (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Taiwan Semiconductor(Taiwan Semicon) datasheet (6 pp, sha256
df9e3dee173df607, retrieved 2026-10-28, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(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).
# BZT55C15 L1G
**Taiwan Semiconductor(Taiwan Semicon)** · Zener Diodes · MiniMELF
BZT55C15 L1G from Taiwan Semiconductor(Taiwan Semicon), in a MiniMELF. 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 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Taiwan Semiconductor(Taiwan Semicon) |
| Package | MiniMELF |
| Category | Diodes |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Zener voltage | VZ | 13.8 | 15 | 15.6 | V | VZ @ IZT=5 mA, pulse 30 ms (Note 1) | 2 |
| Zener voltage tolerance | | -5 | | 5 | % | Standard tolerance on nominal zener voltage (Note 2) | 3 |
| Zener impedance | ZZT | | | 30 | Ω | @ IZT=5 mA | 2 |
| Zener impedance (knee) | ZZK | | | 110 | Ω | @ IZK=1 mA | 2 |
| Leakage current | IR | | | 0.1 | µA | @ VR=11 V | 2 |
| Power dissipation | PD | | | 500 | mW | | 1 |
| Junction temperature range | TJ | -65 | | 175 | °C | | 1 |
| Storage temperature range | TSTG | -65 | | 175 | °C | | 1 |
| Forward voltage | VF | | | 1 | V | @ IF=10mA | 1 |
| Junction-to-ambient thermal resistance | RӨJA | | 500 | | °C/W | Junction-to-ambient | 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 |
|---|---|---|---|---|
| contacts | | tin | ● Terminal: Matte tin plated leads, solderable per J-STD-002 ● Polarity: Indicated by cathode band | 1 |
## CAD (KiCad official)
- Symbol: `BZT55C15 L1G`
- Footprint: `Diode_SMD:D_MiniMELF`
- 3D model: MiniMELF (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Taiwan Semiconductor(Taiwan Semicon) datasheet](docs/bzt55c15-l1g-datasheet.pdf) (6 pp, sha256 `df9e3dee173df607`, retrieved 2026-10-28, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (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/bzt55c15-l1g-datasheet.pdf)