2SA1857 Description
Ordering number:EN4644 PNP Epitaxial Planar Silicon Transistor 2SA1857 FM, RF, MIX, IF Amplifier High-Frequency General-Purpose Amplifier Applications.
2SA1857 Key Features
- High power gain : PG=25dB typ (f=100MHz)
- High cutoff frequency : fT=750MHz typ
- Low collector-to-emitter saturation voltage
- plementary pair with the 2SC4400