1N6640U 0.3 A - 75 V is a switching diode from ST company. It has surface mount hermetic package, high thermal conductivity materials, very small conduction losses, negligible switching losses, extremely fast switching, low forward voltage drop, target radiation qualification: 150 krad (Si) low dose rate - 3 Mrad high dose rate, package weight: 0.12 g.
The document describes the 1N6640U, an aerospace-grade switching diode packaged in a leadless chip carrier (LCC-2D). Key features include very small conduction losses, negligible switching losses, and extremely fast switching speeds. The device is designed for low voltage, high frequency inverters, free wheeling, polarity protection, and other aerospace applications.
| Repetitive peak reverse voltage | 75 V |
|---|---|
| Average forward rectified current | 300 mA |
| Operating junction temperature range | -65 to +175 °C |
| Reverse recovery time (typical) | 9 ns |
The device targets a radiation qualification of – 150 krad (Si) low dose rate and – 3 Mrad high dose rate.
The device is packaged in an LCC-2D leadless chip carrier.