Features: • High output power: 20 dBm (min.)• Low noise: 2.5 dB (max.)• Low current operation: 80 mA (max.)• Self-bias circuit configuration with built-in source capacitor• Package: 4PSOPSpecifications Item Symbol Condition Unit Min. Max. Drai...
KGF1254B/1254: Features: • High output power: 20 dBm (min.)• Low noise: 2.5 dB (max.)• Low current operation: 80 mA (max.)• Self-bias circuit configuration with built-in source capacitor...
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Item |
Symbol |
Condition |
Unit |
Min. |
Max. |
Drain-Source voltage |
VDS |
Ta = 25°C |
V |
- |
10 |
Gate-Source voltage |
VGS |
Ta = 25°C |
V |
-5.0 |
0.4 |
Drain current |
IDS |
Ta = 25°C |
mA |
- |
360 |
Total power dissipation |
Ptot |
Ta = 25°C |
mW |
- |
300 |
Channel temperature |
Tch |
- |
|
- |
150 |
Storage temperature |
Tstg |
- |
|
45 |
125 |
The KGF1254B is a medium-power amplifier, with frequencies ranging from the UHF-band to the L-band, that features high output power, low noise, and low current operation. The KGF1254B specifications are guaranteed to a fixed matching circuit for 5.2 V and 850 MHz; external impedance-matching circuits are also required. Because of the low noise and high output power at the low operating current, the KGF1254B is ideal as a transmitter-driver amplifier for personal handy phones.
The KGF1254 is an amplifier similar to the KGF1254B in specifications and typical properties. Although having S Parameters that are slightly different from those of the KGF1254B, the KGF1254 meets the specifications for the KGF1254B, even with the same matching circuits as those of the KGF1254B.