component
MMSZ5232BT1G-CN
Public Made by Adomby adom
ChipNobo Zener Diodes, SOD-123FL. 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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MMSZ5232BT1G-CN
ChipNobo · Zener Diodes · SOD-123FL
MMSZ5232BT1G-CN from ChipNobo, in a SOD-123FL. 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 | ChipNobo |
| Package | SOD-123FL |
| 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 | Vz | 5.49 | 5.6 | 5.71 | V | @Izt = 5 mA | 1 |
| Maximum Zener Impedance | Zzt | 40 | Ω | @Izt | 1 | ||
| Maximum Zener Impedance (knee) | Zzk | 400 | Ω | @Izk = 1.0 mA | 1 | ||
| Maximum Reverse Current | IR | 1 | uA | VR = 2.0 V | 1 | ||
| Typical Temperature Coefficient | IZTC | -2 | 2.5 | mV/℃ | Test current 5 mA | 1 | |
| Power Dissipation | Pd | 500 | mW | 1 | |||
| Forward Voltage | Vf | 0.9 | V | IF=10mA | 1 | ||
| Thermal Resistance, Junction to Ambient Air | RθJA | 357 | ℃/W | 1 | |||
| Junction/Operating Temperature | Tj | 150 | ℃ | 1 | |||
| Storage Temperature Range | Ts | -65 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
MMSZ5232BT1G-CN - Footprint:
Diode_SMD:D_SOD-123F - 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files:
mmsz5232bt1g-cn-etched.step/mmsz5232bt1g-cn-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mmsz5232bt1g-cn.step/mmsz5232bt1g-cn.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ChipNobo datasheet (6 pp, sha256
e80b94075cb740d5, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band 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).
# MMSZ5232BT1G-CN
**ChipNobo** · Zener Diodes · SOD-123FL
MMSZ5232BT1G-CN from ChipNobo, in a SOD-123FL. 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 | ChipNobo |
| Package | SOD-123FL |
| 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 | Vz | 5.49 | 5.6 | 5.71 | V | @Izt = 5 mA | 1 |
| Maximum Zener Impedance | Zzt | | | 40 | Ω | @Izt | 1 |
| Maximum Zener Impedance (knee) | Zzk | | | 400 | Ω | @Izk = 1.0 mA | 1 |
| Maximum Reverse Current | IR | | | 1 | uA | VR = 2.0 V | 1 |
| Typical Temperature Coefficient | IZTC | -2 | | 2.5 | mV/℃ | Test current 5 mA | 1 |
| Power Dissipation | Pd | | | 500 | mW | | 1 |
| Forward Voltage | Vf | | | 0.9 | V | IF=10mA | 1 |
| Thermal Resistance, Junction to Ambient Air | RθJA | | | 357 | ℃/W | | 1 |
| Junction/Operating Temperature | Tj | | | 150 | ℃ | | 1 |
| Storage Temperature Range | Ts | -65 | | 150 | ℃ | | 1 |
## CAD (KiCad official)
- Symbol: `MMSZ5232BT1G-CN`
- Footprint: `Diode_SMD:D_SOD-123F`
- 3D model: SOD-123FL (KiCad packages3D, STEP)
- 3D model files: `mmsz5232bt1g-cn-etched.step` / `mmsz5232bt1g-cn-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `mmsz5232bt1g-cn.step` / `mmsz5232bt1g-cn.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [ChipNobo datasheet](docs/mmsz5232bt1g-cn-datasheet.pdf) (6 pp, sha256 `e80b94075cb740d5`, 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/mmsz5232bt1g-cn-datasheet.pdf)