The MCL4151 is a small signal fast switching diode from Vishay, it features Silicon Epitaxial Planar Diodes, electrical data identical with the device 1N4151, Micro Melf package, lead (Pb)-free component, Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC, suitable for extreme fast switches.
The MCL4151 is a silicon epitaxial planar diode offered in a MicroMELF glass case. It is lead‑free, RoHS‑compliant, and available in tape‑and‑reel packaging (TR3, TR). Key features include a 75 V repetitive peak reverse voltage, fast switching, and low capacitance.
The document lists absolute maximum ratings, thermal and electrical characteristics, and mechanical data such as weight (≈12 mg) and storage temperature range. It also contains Vishay’s environmental policy and legal disclaimer.
| Repetitive peak reverse voltage (VRRM) | 75 V |
|---|---|
| Reverse voltage (VR) | 50 V |
| Forward voltage at 50 mA | 0.88‑1.00 V |
| Repetitive peak forward current | 450 mA |
| Forward continuous current | 200 mA |
| Power dissipation | 500 mW |
| Junction temperature (Tj) | 175 °C |
| Storage temperature range | -65 °C to +175 °C |
| Diode capacitance (1 MHz) | 2 pF |
| Reverse recovery time | 4 ns |
The repetitive peak reverse voltage rating is 75 V.
The device can be stored from –65 °C up to +175 °C.