# NKNP2W0R175HT

**TyoHM** · Through Hole Resistors · R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal

NKNP2W0R175HT from TyoHM, in a R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal. 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 | TyoHM |
| Package | R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal |
| Category | Resistors |
| 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 |
|---|---|---|---|---|---|---|---|
| Operating temperature range |  | -55 |  | 200 | ℃ |  | 4 |
| Resistance range (2W column) |  | 0.1 |  | 2 | Ω | Type NKNP 2W | 3 |
| Rated power |  |  |  | 2 | W | Ambient 70℃; derate above 70℃ per curve | 2 |
| Temperature coefficient |  | -300 |  | 300 | ppm/℃ | Test at room temp +50℃, heated 15 min | 4 |
| Resistance change after temperature cycling |  | -1 |  | 1 | % | 5 cycles -55±3℃ / room temp / 200±3℃ / room temp, 30 min and 3 min stages; unloaded 1 h at room temp | 4 |
| Resistance change after short-time overload |  | -2 |  | 2 | % | 2.5× rated voltage for 5 s; measured after 30 min cooling | 4 |
| Insulation resistance |  | 1000 |  |  | MΩ | DC 500 V insulation resistance meter | 4 |
| Resistance change after moisture life test |  | -3 |  | 3 | % | 40±2℃, 90-95% RH, rated power 1.5 h on / 0.5 h off, 500+24/-0 h; 1 h unloaded recovery | 5 |
| Resistance change after load life test |  | -3 |  | 3 | % | 70℃, rated voltage 1.5 h on / 0.5 h off, 1000+48/-0 h; 1 h cooling | 5 |
| Resistance change after solder heat resistance test |  | -1 |  | 1 | % | Leads dipped to 3.2 mm from body in 270±5℃ bath 10±1 s (or 350±10℃ 3.5±0.5 s); 1 h cooling | 5 |
| Solder wetting coverage |  | 95 |  |  | % | Leads dipped to 3.2 mm from body in 235±5℃ bath for 2 s | 5 |
| Inductance |  |  |  | 1 | µH |  | 5 |

## CAD (KiCad official)

- Symbol: `NKNP2W0R175HT`
- Footprint: `Resistor_THT:R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal`
- 3D model: R_Axial_DIN0414_L11.9mm_D4.5mm_P15.24mm_Horizontal (KiCad packages3D, STEP)

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [TyoHM datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603093217327783936) (7 pp, sha256 `42fa6bc675959941`, retrieved 2026-11-06, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **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/nknp2w0r175ht-datasheet.pdf)