# BZX84C5V1LFHT116

**ROHM Semicon** · Zener Diodes · SOT-23

BZX84C5V1LFHT116 from ROHM Semicon, in a SOT-23. 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 | Anode | passive | Anode of the Zener diode; the Zener voltage VZ is 4.80 V min to 5.40 V max at Iz = 5.0 mA. |
| 2 | N/C | unconnected | No internal connection. |
| 3 | Cathode | passive | Cathode of the Zener diode; power dissipation is limited to 250 mW and junction temperature to 150 °C. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | ROHM Semicon |
| Package | SOT-23 |
| Category | Diodes |
| Pins | 3 |

## 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 | 4.8 |  | 5.4 | V | Iz=5.0 mA | 2 |
| Reverse current | IR |  |  | 2 | μA | VR column value 2.0 V (column unlabeled in text) | 2 |
| Zener impedance | ZZK |  |  | 60 | Ω | Iz column value 5.0 mA (column unlabeled in text) | 2 |
| Temperature coefficient | γZ | -1.5 |  | 2.6 | mV/℃ | Iz=5.0 mA | 2 |
| Zener voltage tolerance (approx.) |  | -5 |  | 5 | % | Tol. approx. | 2 |
| Power dissipation | PD |  |  | 250 | mW |  | 1 |
| Junction temperature | Tj |  |  | 150 | ℃ |  | 1 |
| Storage temperature | Tstg | -55 |  | 150 | ℃ |  | 1 |

## CAD (KiCad official)

- Symbol: `BZX84C5V1LFHT116`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `bzx84c5v1lfht116-etched.step` / `bzx84c5v1lfht116-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bzx84c5v1lfht116.step` / `bzx84c5v1lfht116.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [ROHM Semicon datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589898526349029376) (6 pp, sha256 `9c7ea71c07f93ebc`, retrieved 2026-10-17, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-5-5` (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/bzx84c5v1lfht116-datasheet.pdf)