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ZV25K1210401NIR1
Public Made by Adomby adom
BOURNS Varistors, 1210. 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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ZV25K1210401NIR1
BOURNS · Varistors · 1210
ZV25K1210401NIR1 from BOURNS, in a 1210. 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 | 1 | passive | Terminal 1 of an unpolarised resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | 1210 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Vn tolerance (code K) | Vn | -10 | 10 | % | Tolerance code K = ±10 % (ZV25K1210401NIR1) | 21 | |
| Operating Ambient Temperature | -55 | 125 | °C | 1 | |||
| Storage Temperature Range | -55 | 150 | °C | 1 | |||
| Threshold Voltage Temperature Coefficient | 0.05 | %/°C | Printed as < +0.05 %/°C | 1 | |||
| Response Time | 2 | ns | Printed as < 2 ns | 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 | silver | type and silver/palladium terminated varistors form a reliable electrical contact and metallurgical bond between the end terminations and the solder pads. The bond between these two metallic surfaces | 17 |
CAD (KiCad official)
- Symbol:
ZV25K1210401NIR1 - Footprint:
Resistor_SMD:R_1210_3225Metric - 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files:
zv25k1210401nir1-etched.step/zv25k1210401nir1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);zv25k1210401nir1.step/zv25k1210401nir1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: BOURNS datasheet (23 pp, sha256
1b697ba274edb830, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal 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).
# ZV25K1210401NIR1
**BOURNS** · Varistors · 1210
ZV25K1210401NIR1 from BOURNS, in a 1210. 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 | 1 | passive | Terminal 1 of an unpolarised resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | 1210 |
| Category | Circuit Protection |
| 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 |
|---|---|---|---|---|---|---|---|
| Vn tolerance (code K) | Vn | -10 | | 10 | % | Tolerance code K = ±10 % (ZV25K1210401NIR1) | 21 |
| Operating Ambient Temperature | | -55 | | 125 | °C | | 1 |
| Storage Temperature Range | | -55 | | 150 | °C | | 1 |
| Threshold Voltage Temperature Coefficient | | | | 0.05 | %/°C | Printed as < +0.05 %/°C | 1 |
| Response Time | | | | 2 | ns | Printed as < 2 ns | 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 | | silver | type and silver/palladium terminated varistors form a reliable electrical contact and metallurgical bond between the end terminations and the solder pads. The bond between these two metallic surfaces | 17 |
## CAD (KiCad official)
- Symbol: `ZV25K1210401NIR1`
- Footprint: `Resistor_SMD:R_1210_3225Metric`
- 3D model: 1210 (KiCad packages3D, STEP)
- 3D model files: `zv25k1210401nir1-etched.step` / `zv25k1210401nir1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `zv25k1210401nir1.step` / `zv25k1210401nir1.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [BOURNS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589936288901066752) (23 pp, sha256 `1b697ba274edb830`, retrieved 2026-10-18, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal 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/zv25k1210401nir1-datasheet.pdf)