component
BAT41
Public Made by Adomby adom
STMicroelectronics Schottky Barrier Diodes (SBD), DO-35. 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
markdownBAT41
STMicroelectronics · Schottky Barrier Diodes (SBD) · DO-35
BAT41 from STMicroelectronics, in a DO-35. 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 | STMicroelectronics |
| Package | DO-35 |
| 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 | 100 | V | 1 | |||
| Forward Continuous Current | IF | 100 | mA | Ta = 25°C | 1 | ||
| Repetitive Peak Forward Current | IFRM | 350 | mA | tp ≤ 1s, δ ≤ 0.5 | 1 | ||
| Surge non Repetitive Forward Current | IFSM | 750 | mA | tp ≤ 10ms | 1 | ||
| Power Dissipation | Ptot | 100 | mW | Ta = 95°C | 1 | ||
| Storage Temperature Range | Tstg | -65 | 150 | °C | 1 | ||
| Junction Temperature Range | Tj | -65 | 125 | °C | 1 | ||
| Maximum Lead Temperature for Soldering | TL | 230 | °C | during 10s at 4mm from case | 1 | ||
| Thermal Resistance Junction-ambient | Rth(j-a) | 300 | °C/W | Junction-ambient; on infinite heatsink with 4mm lead length | 1 | ||
| Reverse Breakdown Voltage | VBR | 100 | V | Tj = 25°C, IR = 100µA | 1 | ||
| Forward Voltage | VF | 0.4 | 0.45 | V | Tj = 25°C, IF = 1mA | 1 | |
| Forward Voltage | VF | 1 | V | Tj = 25°C, IF = 200mA | 1 | ||
| Reverse Current | IR | 0.1 | µA | Tj = 25°C, VR = 50V | 1 | ||
| Reverse Current | IR | 20 | µA | Tj = 100°C | 1 | ||
| Diode Capacitance | C | 2 | pF | Tj = 25°C, VR = 1V, f = 1MHz | 1 |
CAD (KiCad official)
- Symbol:
BAT41 - Footprint:
Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal - 3D model: DO-35 (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (4 pp, sha256
e4e6fa2d9f882bdb, retrieved 2026-10-21, 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).