component
CZRF5V1B-HF
Public Made by Adomby adom
Comchip 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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CZRF5V1B-HF
Comchip · Zener Diodes · SOD-323F
CZRF5V1B-HF from Comchip, 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 | Comchip |
| 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 | VZ | 4.97 | 5.23 | V | IZ = 5 mA, Ta = 25C | 2 | |
| Operating resistance | ZZT | 50 | Ohm | IZ = 5 mA | 2 | ||
| Rising operating resistance | ZZK | 2050 | Ohm | IZ = 0.25 mA | 2 | ||
| Reverse current | IR | 2 | uA | VR = 2 V | 2 | ||
| Maximum Forward Voltage Drop | VF | 0.9 | V | IF = 10 mA | 1 | ||
| Maximum Power Dissipation | PD | 200 | mW | at 25 C | 1 | ||
| Forward current, surge peak | IFSM | 2 | A | 8.3 ms single half sine-wave superimposed on rate load (JEDEC method) | 1 | ||
| Operating Junction and Storage Temperature Range | TJ | -55 | 125 | °C | 1 | ||
| Peak ESD voltage capability | VPV | 8 | kV | IEC 61000-4-2 | 1 | ||
| Test current for Zener voltage | IZ | 5 | mA | Ta = 25C | 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 | gold | -Terminals: Gold plated, solderable per MIL-STD-750,method 2026. | 1 |
CAD (KiCad official)
- Symbol:
CZRF5V1B-HF - Footprint:
Diode_SMD:D_SOD-323F - 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files:
czrf5v1b-hf-etched.step/czrf5v1b-hf-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);czrf5v1b-hf.step/czrf5v1b-hf.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Comchip datasheet (5 pp, sha256
f1d15f9de0097212, retrieved 2026-10-23, 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).
# CZRF5V1B-HF
**Comchip** · Zener Diodes · SOD-323F
CZRF5V1B-HF from Comchip, 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 | Comchip |
| 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 | VZ | 4.97 | | 5.23 | V | IZ = 5 mA, Ta = 25C | 2 |
| Operating resistance | ZZT | | | 50 | Ohm | IZ = 5 mA | 2 |
| Rising operating resistance | ZZK | | | 2050 | Ohm | IZ = 0.25 mA | 2 |
| Reverse current | IR | | | 2 | uA | VR = 2 V | 2 |
| Maximum Forward Voltage Drop | VF | | | 0.9 | V | IF = 10 mA | 1 |
| Maximum Power Dissipation | PD | | | 200 | mW | at 25 C | 1 |
| Forward current, surge peak | IFSM | | | 2 | A | 8.3 ms single half sine-wave superimposed on rate load (JEDEC method) | 1 |
| Operating Junction and Storage Temperature Range | TJ | -55 | | 125 | °C | | 1 |
| Peak ESD voltage capability | VPV | | | 8 | kV | IEC 61000-4-2 | 1 |
| Test current for Zener voltage | IZ | | 5 | | mA | Ta = 25C | 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 | | gold | -Terminals: Gold plated, solderable per MIL-STD-750,method 2026. | 1 |
## CAD (KiCad official)
- Symbol: `CZRF5V1B-HF`
- Footprint: `Diode_SMD:D_SOD-323F`
- 3D model: SOD-323F (KiCad packages3D, STEP)
- 3D model files: `czrf5v1b-hf-etched.step` / `czrf5v1b-hf-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `czrf5v1b-hf.step` / `czrf5v1b-hf.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Comchip datasheet](docs/czrf5v1b-hf-datasheet.pdf) (5 pp, sha256 `f1d15f9de0097212`, retrieved 2026-10-23, 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/czrf5v1b-hf-datasheet.pdf)