# SMBJ5365B-TP

**MCC(Micro Commercial Components)** · Zener Diodes · SMB(DO-214AA)

SMBJ5365B-TP from MCC(Micro Commercial Components), in a SMB(DO-214AA). 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 | MCC(Micro Commercial Components) |
| Package | SMB(DO-214AA) |
| 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 tolerance | VZ | -5 |  | 5 | % | Nominal VZ, devices listed have ±5% tolerance (Note 1) | 3 |
| Regulator Voltage (nominal) | VZ |  | 36 |  | V | IZT = 30 mA | 2 |
| Test Current | IZT |  | 30 |  | mA |  | 2 |
| Maximum Dynamic Impedance | ZZT |  |  | 11 | OHMS |  | 2 |
| Maximum Reverse Current | IR |  |  | 0.5 | µA | VR = 27.4 V | 2 |
| Maximum Regulator Current | IZM |  |  | 132 | mA |  | 2 |
| Maximum Dynamic Knee Impedance | ZZK |  |  | 160 | OHMS | @1.0mA | 2 |
| Maximum Surge Current | IZSM |  |  | 3.3 | A | 8.3 ms nonrecurring sine wave | 2 |
| Maximum Voltage Regulation | ΔVZ |  |  | 0.65 | VOLTS | Difference between voltage at 10% and 50% IZM | 2 |
| Forward Voltage | VF |  |  | 1.2 | V | 1.0A current, 25°C | 1 |
| Steady State Power Dissipation | P(AV) |  |  | 5 | W | Lead temperature at 75°C, derate linearly above 75°C to zero at 150°C | 1 |
| Operating Temperature | TJ | -55 |  | 150 | °C |  | 1 |
| Storage Temperature | TSTG | -55 |  | 150 | °C |  | 1 |
| Thermal Resistance Junction to Lead | RθJL |  |  | 15 | °C/W |  | 1 |
| Thermal Resistance Junction to Ambient | RθJA |  |  | 90 | °C/W |  | 1 |
| Maximum Soldering Temperature |  |  |  | 260 | °C | 10 seconds | 1 |

## CAD (KiCad official)

- Symbol: `SMBJ5365B-TP`
- Footprint: `Diode_SMD:D_SMB`
- 3D model: SMB(DO-214AA) (KiCad packages3D, STEP)
- 3D model files: `smbj5365b-tp-etched.step` / `smbj5365b-tp-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smbj5365b-tp.step` / `smbj5365b-tp.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [MCC(Micro Commercial Components) datasheet](docs/smbj5365b-tp-datasheet.pdf) (5 pp, sha256 `64cba779e9296de3`, retrieved 2026-10-22, 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/smbj5365b-tp-datasheet.pdf)