component
CF04V3T4R0
Public Made by Adomby adom
TA I Tech Disposable Fuses, 0402. 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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CF04V3T4R0
TA I Tech · Disposable Fuses · 0402
CF04V3T4R0 from TA I Tech, in a 0402. 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TA I Tech |
| Package | 0402 |
| 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 |
|---|---|---|---|---|---|---|---|
| Tolerance | -25 | 25 | % | Resistance tolerance ±25% | 2 | ||
| Resistance | 12 | mΩ | Measured with less than 10% of rated current (footnote *) | 2 | |||
| Rated current | 4 | A | 2 | ||||
| Rated voltage | 32 | V | DC | 2 | |||
| Breaking capacity | 35 | A | DC 32V | 2 | |||
| Fusing time | 1 | min | Open within 1 min at 200% rated current | 2 | |||
| Body temperature rise | 75 | ℃ | At 100% rated current | 2 | |||
| Operating temperature | -20 | 105 | ℃ | With proper derating factor per derating curve | 4 | ||
| Resistance to solder heat (change in resistance) | -20 | 20 | % | 260℃±5℃, 10±1 second | 4 | ||
| Solderability (wetting coverage) | 95 | % | 235℃±5℃, 2±0.5 second; 245℃±5℃, 2±0.5 second (lead free) | 4 | |||
| Resistance to dry heat (change in resistance) | -20 | 20 | % | 105℃±5℃, 1000 hrs | 4 | ||
| Thermal shock (change in resistance) | ΔR | 10 | % | -20℃/+25℃/+125℃/+25℃, 10 cycles | 4 | ||
| Residual resistance after fusing | 10 | kΩ | Measure DC resistance after fusing | 4 |
CAD (KiCad official)
- Symbol:
CF04V3T4R0 - Footprint:
Fuse:Fuse_0402_1005Metric - 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files:
cf04v3t4r0-etched.step/cf04v3t4r0-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);cf04v3t4r0.step/cf04v3t4r0.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TA I Tech datasheet (20 pp, sha256
f0c60fe7ffe36c5e, retrieved 2026-10-21, 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).
# CF04V3T4R0
**TA I Tech** · Disposable Fuses · 0402
CF04V3T4R0 from TA I Tech, in a 0402. 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 fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TA I Tech |
| Package | 0402 |
| 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 |
|---|---|---|---|---|---|---|---|
| Tolerance | | -25 | | 25 | % | Resistance tolerance ±25% | 2 |
| Resistance | | | 12 | | mΩ | Measured with less than 10% of rated current (footnote *) | 2 |
| Rated current | | | 4 | | A | | 2 |
| Rated voltage | | | 32 | | V | DC | 2 |
| Breaking capacity | | | 35 | | A | DC 32V | 2 |
| Fusing time | | | | 1 | min | Open within 1 min at 200% rated current | 2 |
| Body temperature rise | | | | 75 | ℃ | At 100% rated current | 2 |
| Operating temperature | | -20 | | 105 | ℃ | With proper derating factor per derating curve | 4 |
| Resistance to solder heat (change in resistance) | | -20 | | 20 | % | 260℃±5℃, 10±1 second | 4 |
| Solderability (wetting coverage) | | 95 | | | % | 235℃±5℃, 2±0.5 second; 245℃±5℃, 2±0.5 second (lead free) | 4 |
| Resistance to dry heat (change in resistance) | | -20 | | 20 | % | 105℃±5℃, 1000 hrs | 4 |
| Thermal shock (change in resistance) | ΔR | | | 10 | % | -20℃/+25℃/+125℃/+25℃, 10 cycles | 4 |
| Residual resistance after fusing | | 10 | | | kΩ | Measure DC resistance after fusing | 4 |
## CAD (KiCad official)
- Symbol: `CF04V3T4R0`
- Footprint: `Fuse:Fuse_0402_1005Metric`
- 3D model: 0402 (KiCad packages3D, STEP)
- 3D model files: `cf04v3t4r0-etched.step` / `cf04v3t4r0-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cf04v3t4r0.step` / `cf04v3t4r0.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [TA I Tech datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588909276915621888) (20 pp, sha256 `f0c60fe7ffe36c5e`, retrieved 2026-10-21, 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/cf04v3t4r0-datasheet.pdf)