2SC4955 is a high frequency low noise amplifier NPN silicon monolithic transistor, featuring low noise, high gain, low voltage operation, low feedback capacitance
The document describes the NEC 2SC4955, a high frequency low noise amplifier NPN silicon epitaxial transistor in a mini mold package. Key features include low noise, high gain, low voltage operation, and low feedback capacitance (Cre = 0.4 pF typical).
| Collector to Base Voltage | 9 V |
|---|---|
| Collector Current | 30 mA |
| Total Power Dissipation | 180 mW |
| Feed-back Capacitance | 0.4 pF |
| Gain Bandwidth Product | 12 GHz |
| Noise Figure | 1.5 dB |
The typical feedback capacitance is 0.4 pF.
The maximum junction temperature is 150 °C.
The minimum DC current gain is 75.