component
RBR3LAM40CTFTR
Public Made by Adomby adom
ROHM Semicon Schottky Diodes, SOD-128. 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
markdownRBR3LAM40CTFTR
ROHM Semicon · Schottky Diodes · SOD-128
RBR3LAM40CTFTR from ROHM Semicon, in a SOD-128. 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 | ROHM Semicon |
| Package | SOD-128 |
| 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 |
|---|---|---|---|---|---|---|---|
| Forward voltage | VF | 0.55 | V | IF=3A, Tj=25ºC | 1 | ||
| Reverse current | IR | 100 | μA | VR=40V, Tj=25ºC | 1 | ||
| Repetitive peak reverse voltage | VRM | 40 | V | Duty≦0.5 | 1 | ||
| Reverse voltage | VR | 40 | V | Reverse direct voltage | 1 | ||
| Average rectified forward current | Io | 3 | A | Glass epoxy mounted, 60Hz half sin waveform, resistive load, Tc=110℃ Max. | 1 | ||
| Peak forward surge current | IFSM | 75 | A | 60Hz half sin waveform, Non-repetitive, one cycle, Ta=25℃ | 1 | ||
| Junction temperature | Tj | 150 | ℃ | 1 | |||
| Storage temperature | Tstg | -55 | 150 | ℃ | 1 |
CAD (KiCad official)
- Symbol:
RBR3LAM40CTFTR - Footprint:
Diode_SMD:D_SOD-128 - 3D model: SOD-128 (KiCad packages3D, STEP)
- 3D model files:
rbr3lam40ctftr-etched.step/rbr3lam40ctftr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);rbr3lam40ctftr.step/rbr3lam40ctftr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: ROHM Semicon datasheet (8 pp, sha256
de9d6778b371d885, retrieved 2026-10-22, 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).