component
BAS45AL
Public Made by Adomby adom
Nexperia Diodes - General Purpose, MiniMELF. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownBAS45AL
Nexperia · Diodes - General Purpose · MiniMELF
BAS45AL from Nexperia, in a MiniMELF. 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 | Nexperia |
| Package | MiniMELF |
| 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 |
|---|---|---|---|---|---|---|---|
| Repetitive peak reverse voltage | VRRM | 125 | V | 2 | |||
| Reverse voltage | VR | 125 | V | 2 | |||
| Forward current | IF | 250 | mA | 2 | |||
| Repetitive peak forward current | IFRM | 625 | mA | 2 | |||
| Non-repetitive peak forward current | IFSM | 4 | A | square wave; tp = 1 μs | 2 | ||
| Non-repetitive peak forward current | IFSM | 1 | A | square wave; tp = 1 ms | 2 | ||
| Non-repetitive peak forward current | IFSM | 0.5 | A | square wave; tp = 1 s | 2 | ||
| Total power dissipation | Ptot | 400 | mW | Tamb ≤ 25 °C | 2 | ||
| Junction temperature | Tj | 175 | °C | 2 | |||
| Storage temperature | Tstg | -65 | 175 | °C | 2 | ||
| Thermal resistance from junction to tie-point | Rth(j-t) | 300 | K/W | 3 | |||
| Thermal resistance from junction to ambient | Rth(j-a) | 375 | K/W | in free air | 3 | ||
| Forward voltage | VF | 780 | mV | IF = 1 mA | 3 | ||
| Forward voltage | VF | 860 | mV | IF = 10 mA | 3 | ||
| Forward voltage | VF | 1000 | mV | IF = 100 mA | 3 | ||
| Reverse current | IR | 1 | nA | VR = 125 V | 3 | ||
| Reverse current | IR | 300 | nA | VR = 30 V; Tj = 125 °C | 3 | ||
| Reverse current | IR | 500 | nA | VR = 125 V; Tj = 125 °C | 3 | ||
| Reverse current | IR | 2 | μA | VR = 125 V; Tj = 150 °C | 3 | ||
| Diode capacitance | Cd | 4 | pF | VR = 0 V; f = 1 MHz | 3 |
CAD (KiCad official)
- Symbol:
BAS45AL - Footprint:
Diode_SMD:D_MiniMELF - 3D model: MiniMELF (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Nexperia datasheet (11 pp, sha256
8f2e34997d061db1, retrieved 2026-10-26, tier: manufacturer) - 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).