component
1N5357BRLG
Public Made by Adomby adom
onsemi Zener Diodes, DO-27. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
main
1N5357BRLG
onsemi · Zener Diodes · DO-27
1N5357BRLG from onsemi, in a DO-27. 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 | onsemi |
| Package | DO-27 |
| 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 (B suffix, JEDEC type designation) | -5 | 5 | % | B suffix; JEDEC type number indicates ±5% (Note 7) | 3 | ||
| Reverse Zener Voltage | VZ | 19 | 20 | 21 | V | @ IZT = 65 mA | 3 |
| Maximum Zener Impedance | ZZT | 3 | Ω | @ IZT = 65 mA | 3 | ||
| Maximum Zener Impedance | ZZK | 75 | Ω | @ IZK = 1 mA | 3 | ||
| Reverse Leakage Current | IR | 0.5 | µA | @ VR = 15.2 V | 3 | ||
| Maximum Surge Current | IR | 5.1 | A | @ TA = 25°C; PW = 8.3 ms (Note 9) | 3 | ||
| Reverse Zener Voltage Change | VZ | 0.4 | V | VZ at 10% and 50% of IZ max; 40 ±10 ms (Note 10) | 3 | ||
| Maximum DC Zener Current | IZM | 237 | mA | TL = 25°C at 3/8 in from device body (Note 11) | 3 | ||
| Forward Voltage | VF | 1.2 | V | @ IF = 1.0 A (stated for all types) | 2 | ||
| Max Steady State Power Dissipation | PD | 5 | W | @ TL = 25°C, lead length 3/8 in | 1 | ||
| Operating and Storage Temperature Range | TJ, Tstg | -65 | 200 | °C | Note 1: max DC operating 150°C; 200°C for pulsed low duty cycle or non-repetitive | 1 | |
| Maximum lead temperature for soldering purposes | 260 | °C | 1/16 in from case for 10 seconds | 1 | |||
| Derate above 25°C (power dissipation) | PD | 40 | mW/°C | 1 | |||
| Junction-to-Lead Thermal Resistance | JL | 25 | °C/W | 1 |
CAD (KiCad official)
- Symbol:
1N5357BRLG - Footprint:
Diode_THT:D_DO-27_P15.24mm_Horizontal - 3D model: DO-27 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: onsemi datasheet (7 pp, sha256
3f6fc7bbfc757336, retrieved 2026-10-15, 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).
# 1N5357BRLG
**onsemi** · Zener Diodes · DO-27
1N5357BRLG from onsemi, in a DO-27. 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 | onsemi |
| Package | DO-27 |
| 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 (B suffix, JEDEC type designation) | | -5 | | 5 | % | B suffix; JEDEC type number indicates ±5% (Note 7) | 3 |
| Reverse Zener Voltage | VZ | 19 | 20 | 21 | V | @ IZT = 65 mA | 3 |
| Maximum Zener Impedance | ZZT | | | 3 | Ω | @ IZT = 65 mA | 3 |
| Maximum Zener Impedance | ZZK | | | 75 | Ω | @ IZK = 1 mA | 3 |
| Reverse Leakage Current | IR | | | 0.5 | µA | @ VR = 15.2 V | 3 |
| Maximum Surge Current | IR | | | 5.1 | A | @ TA = 25°C; PW = 8.3 ms (Note 9) | 3 |
| Reverse Zener Voltage Change | VZ | | | 0.4 | V | VZ at 10% and 50% of IZ max; 40 ±10 ms (Note 10) | 3 |
| Maximum DC Zener Current | IZM | | | 237 | mA | TL = 25°C at 3/8 in from device body (Note 11) | 3 |
| Forward Voltage | VF | | | 1.2 | V | @ IF = 1.0 A (stated for all types) | 2 |
| Max Steady State Power Dissipation | PD | | | 5 | W | @ TL = 25°C, lead length 3/8 in | 1 |
| Operating and Storage Temperature Range | TJ, Tstg | -65 | | 200 | °C | Note 1: max DC operating 150°C; 200°C for pulsed low duty cycle or non-repetitive | 1 |
| Maximum lead temperature for soldering purposes | | | | 260 | °C | 1/16 in from case for 10 seconds | 1 |
| Derate above 25°C (power dissipation) | PD | | 40 | | mW/°C | | 1 |
| Junction-to-Lead Thermal Resistance | JL | | 25 | | °C/W | | 1 |
## CAD (KiCad official)
- Symbol: `1N5357BRLG`
- Footprint: `Diode_THT:D_DO-27_P15.24mm_Horizontal`
- 3D model: DO-27 (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [onsemi datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588886976888524800) (7 pp, sha256 `3f6fc7bbfc757336`, retrieved 2026-10-15, 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/1n5357brlg-datasheet.pdf)