UМ126-1
The UM126-1 is 16 Watt FM amplifier module covering a bandwidth of 2.0-2.5 MHz. This dual stage amplifier is specifically designed for Land Mobile HF band portable radio applications.
Power RF Amplifier:
- Power = 16 Watts
- Bandwidth = 2.0 to 2.5 MHz
- Gain = 32dB
- Vdd=12.5 Volts
- 50 Ohms Input/Output Impedances
- Copper Flange
Absolute Maximum Ratings (T=25°C)
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| DC supply Voltage | VDD | 16.5 | V |
| DC gate Voltage, Power control | VGG | 5.0 | V |
| Input Power | Pin | 30 | mW |
| Output Power | Pout | 25 | W |
| Operating Case Temp. | Tc | -40 to +85 | °C |
| Storage Temperature | Tstg | -60 to +100 | °C |
Electrical Characteristics: (Tc = 25°C, Zs = Zl = 50 Ohms. Vdd = 12.5 Volts. Vgg = 5 Volts)
| Parameter | Symbol | Min | Typical | Max | Unit | Test Conditions |
|---|---|---|---|---|---|---|
| Frequency Range | BW | 300 | 308 | MHz | 50 Ohm load | |
| Output Power | Pout | 16 | 20 | Watts | ||
| Power Gain | PG | 32 | 34 | dB | ||
| Total Efficiency | h | 40 | 50 | % | Po=16W, CW | |
| 2nd Harmonic | F2 | -55 | dBc | |||
| 3nd Harmonic | F3 | -60 | dBc | |||
| Load Mismatch | Ψ | No degradation or destroy | Pin=10mW, Po=16W, VSWR =20 |
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Block diagram
- RF input
- Gate Voltage (Vgg), Power Control
- Drain Voltage (Vdd)
- RF Output (Pout)
- RF Ground (Case)
Test block diagram
- С1 - 0.1uF
- C2 - 100uF