The document describes the UM4300 and UM7300 series of PIN diodes from Microsemi. These devices combine a thick intrinsic region with low thermal resistance construction to provide extremely low distortion performance suitable for linear attenuators and specialized switching functions. The UM4300 series offers high power capability, while the UM7300 series provides lower capacitance.
| Total Capacitance (Max) | 2.2 pF for UM4300, 0.7 pF for UM7300 |
|---|---|
| Series Resistance (Max) | 1.5 ohms for UM4300, 3.0 ohms for UM7300 |
| Power Dissipation | Up to 20W at 25°C Pin Temperature |
The diodes operate and store in a range from -65°C to +175°C.
The maximum power dissipation for the UM4300 series in free air is 2.5W.
The minimum capacitance for the UM7300 series is as low as 0.7 pF.
The operating and storage temperature range is from -65°C to +175°C.