component
UDZ5V1BF-7
Public Made by Adomby adom
Diodes Incorporated Zener Diodes, SOD-323F. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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UDZ5V1BF-7
Diodes Incorporated · Zener Diodes · SOD-323F
UDZ5V1BF-7 from Diodes Incorporated, in a SOD-323F. 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 | Diodes Incorporated |
| Package | SOD-323F |
| 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 Range | VZ | 4.98 | 5.2 | V | IZT = 5mA | 1 | |
| Maximum Zener Impedance | ZZT | 80 | Ω | @ IZT = 5mA, f = 1kHz | 1 | ||
| Maximum Zener Impedance (knee) | ZZK | 500 | Ω | @ IZK = 0.5mA, f = 1kHz | 1 | ||
| Maximum Reverse Current | IR | 2 | μA | VR = 1.5V | 1 | ||
| Power Dissipation | PD | 500 | mW | Device mounted on FR-4 PCB with 10mm x 10mm pad, board size 35mm * 25mm | 1 | ||
| Operating and Storage Temperature Range | TJ, TSTG | -65 | 150 | °C | 1 | ||
| Thermal Resistance, Junction to Ambient Air | RθJA | 200 | °C/W | Device mounted on FR-4 PCB with 10mm x 10mm pad, board size 35mm * 25mm | 1 | ||
| Forward Voltage | VF | 0.95 | V | IF = 10mA | 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 | Copper Alloy | tin | • Terminal Connections: Cathode Band • Terminals: Finish - Matte Tin annealed over Copper Alloy | 1 |
CAD (KiCad official)
- Symbol:
UDZ5V1BF-7 - Footprint:
Diode_SMD:D_SOD-323F - 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files:
udz5v1bf-7-etched.step/udz5v1bf-7-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);udz5v1bf-7.step/udz5v1bf-7.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Diodes Incorporated datasheet (4 pp, sha256
0fa2725319aa45d4, retrieved 2026-10-22, tier: manufacturer) - 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).
# UDZ5V1BF-7
**Diodes Incorporated** · Zener Diodes · SOD-323F
UDZ5V1BF-7 from Diodes Incorporated, in a SOD-323F. 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 | Diodes Incorporated |
| Package | SOD-323F |
| 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 Range | VZ | 4.98 | | 5.2 | V | IZT = 5mA | 1 |
| Maximum Zener Impedance | ZZT | | | 80 | Ω | @ IZT = 5mA, f = 1kHz | 1 |
| Maximum Zener Impedance (knee) | ZZK | | | 500 | Ω | @ IZK = 0.5mA, f = 1kHz | 1 |
| Maximum Reverse Current | IR | | | 2 | μA | VR = 1.5V | 1 |
| Power Dissipation | PD | | | 500 | mW | Device mounted on FR-4 PCB with 10mm x 10mm pad, board size 35mm * 25mm | 1 |
| Operating and Storage Temperature Range | TJ, TSTG | -65 | | 150 | °C | | 1 |
| Thermal Resistance, Junction to Ambient Air | RθJA | | 200 | | °C/W | Device mounted on FR-4 PCB with 10mm x 10mm pad, board size 35mm * 25mm | 1 |
| Forward Voltage | VF | | 0.95 | | V | IF = 10mA | 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 | Copper Alloy | tin | • Terminal Connections: Cathode Band • Terminals: Finish - Matte Tin annealed over Copper Alloy | 1 |
## CAD (KiCad official)
- Symbol: `UDZ5V1BF-7`
- Footprint: `Diode_SMD:D_SOD-323F`
- 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files: `udz5v1bf-7-etched.step` / `udz5v1bf-7-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `udz5v1bf-7.step` / `udz5v1bf-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/UDZ5V1BF-7.pdf) (4 pp, sha256 `0fa2725319aa45d4`, retrieved 2026-10-22, tier: manufacturer)
- **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/udz5v1bf-7-datasheet.pdf)