component
MMBZ27VCL-7-F
Public Made by Adomby adom
Diodes Incorporated ESD And Surge Protection (TVS/ESD), SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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MMBZ27VCL-7-F
Diodes Incorporated · ESD And Surge Protection (TVS/ESD) · SOT-23
MMBZ27VCL-7-F from Diodes Incorporated, 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 | A1 | passive | Anode of the first unidirectional TVS diode (40 W peak power at 1.0 ms, 27 V nominal breakdown, 22 V VRWM), connected to the protected line. |
| 2 | A2 | passive | Anode of the second unidirectional TVS diode (40 W peak power at 1.0 ms, 27 V nominal breakdown, 22 V VRWM), connected to the protected line. |
| 3 | K | passive | Common cathode of the two TVS diodes, shown as the single top pin in the device schematic. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-23 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 25.65 | 27 | 28.35 | V | @ IT = 1.0 mA (Note 7) | 2 |
| Max Clamping Voltage | VC | 38 | V | @ IPP = 1.0 A (Note 5) | 2 | ||
| Max Reverse Leakage Current | IR | 50 | nA | @ VRWM (Note 7) | 2 | ||
| Reverse Working Peak Voltage | VRWM | 22 | V | 2 | |||
| Peak Power Dissipation | PPK | 40 | W | Note 5 | 2 | ||
| Power Dissipation | PD | 225 | mW | Note 6 | 2 | ||
| Power Dissipation per element | 200 | mW | Note 6: device on FR-5 PCB 1.0 x 0.75 x 0.062 inch pad layout | 2 | |||
| Operating and Storage Temperature Range | TJ, TSTG | -55 | 150 | °C | 2 | ||
| Thermal Resistance, Junction to Ambient Air | RϴJA | 556 | °C/W | Note 6 | 2 | ||
| Typical Temperature Coefficient | TC | 0.09 | %/°C | 2 |
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: Solderable per MIL-STD-202, Method 208 Lead-Free Plating (Matte Tin Finish Annealed over Alloy 42 | 1 |
CAD (KiCad official)
- Symbol:
MMBZ27VCL-7-F - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
mmbz27vcl-7-f-etched.step/mmbz27vcl-7-f-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmbz27vcl-7-f.step/mmbz27vcl-7-f.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (6 pp, sha256
64f084cb79f64de7, retrieved 2026-10-18, tier: lcsc) - 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).
# MMBZ27VCL-7-F
**Diodes Incorporated** · ESD And Surge Protection (TVS/ESD) · SOT-23
MMBZ27VCL-7-F from Diodes Incorporated, 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 | A1 | passive | Anode of the first unidirectional TVS diode (40 W peak power at 1.0 ms, 27 V nominal breakdown, 22 V VRWM), connected to the protected line. |
| 2 | A2 | passive | Anode of the second unidirectional TVS diode (40 W peak power at 1.0 ms, 27 V nominal breakdown, 22 V VRWM), connected to the protected line. |
| 3 | K | passive | Common cathode of the two TVS diodes, shown as the single top pin in the device schematic. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-23 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 25.65 | 27 | 28.35 | V | @ IT = 1.0 mA (Note 7) | 2 |
| Max Clamping Voltage | VC | | | 38 | V | @ IPP = 1.0 A (Note 5) | 2 |
| Max Reverse Leakage Current | IR | | | 50 | nA | @ VRWM (Note 7) | 2 |
| Reverse Working Peak Voltage | VRWM | | | 22 | V | | 2 |
| Peak Power Dissipation | PPK | | | 40 | W | Note 5 | 2 |
| Power Dissipation | PD | | | 225 | mW | Note 6 | 2 |
| Power Dissipation per element | | | | 200 | mW | Note 6: device on FR-5 PCB 1.0 x 0.75 x 0.062 inch pad layout | 2 |
| Operating and Storage Temperature Range | TJ, TSTG | -55 | | 150 | °C | | 2 |
| Thermal Resistance, Junction to Ambient Air | RϴJA | | 556 | | °C/W | Note 6 | 2 |
| Typical Temperature Coefficient | TC | | 0.09 | | %/°C | | 2 |
## 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: Solderable per MIL-STD-202, Method 208 Lead-Free Plating (Matte Tin Finish Annealed over Alloy 42 | 1 |
## CAD (KiCad official)
- Symbol: `MMBZ27VCL-7-F`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `mmbz27vcl-7-f-etched.step` / `mmbz27vcl-7-f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmbz27vcl-7-f.step` / `mmbz27vcl-7-f.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Diodes Incorporated datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8560104820364775424) (6 pp, sha256 `64f084cb79f64de7`, retrieved 2026-10-18, tier: lcsc)
- **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/mmbz27vcl-7-f-datasheet.pdf)