Overview
The BLF3G21-30,112 is a high-performance RF power transistor manufactured by Ampleon USA Inc. This device is designed for use in RF power amplifiers, particularly in base station applications, and operates across a broad frequency range from HF to 2200 MHz. It is part of the LDMOS (Laterally Diffused Metal Oxide Semiconductor) family, known for its excellent back-off linearity, easy power control, and high power gain.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Manufacturer | Ampleon USA Inc. | Series | - |
| Product Status | Obsolete (Transferred to Rochester Electronics) | Technology | LDMOS |
| Frequency Range | 0.005 GHz to 2.2 GHz | Gain | 13.5 dB |
| Output Power | 30 W | Supply Voltage | 26 V |
| Current Rating | 450 mA | Package/Case | SOT-467C |
| Drain Efficiency | 35% | Input Return Loss | -16 dB to -11 dB |
| Peak Envelope Power | 30 W | Third-Order Intermodulation Distortion | -26 dBc to -23 dBc |
Key Features
- Excellent back-off linearity
- Easy power control
- Excellent ruggedness
- High power gain
- Excellent thermal stability
- Designed for broadband operation (HF to 2200 MHz)
- No internal matching for broadband operation
- ESD protection
Applications
- RF power amplifiers for GSM, PHS, EDGE, CDMA, and W-CDMA base stations
- Multicarrier applications in the HF to 2200 MHz frequency range
- Broadcast drivers
Q & A
- Q: What is the frequency range of the BLF3G21-30,112?
A: The frequency range is from 0.005 GHz to 2.2 GHz. - Q: What is the output power of the BLF3G21-30,112?
A: The output power is 30 W. - Q: What is the gain of the BLF3G21-30,112?
A: The gain is 13.5 dB. - Q: What is the supply voltage for the BLF3G21-30,112?
A: The supply voltage is 26 V. - Q: What is the current rating of the BLF3G21-30,112?
A: The current rating is 450 mA. - Q: What package type is used for the BLF3G21-30,112?
A: The package type is SOT-467C. - Q: What are the key features of the BLF3G21-30,112?
A: Key features include excellent back-off linearity, easy power control, excellent ruggedness, high power gain, and excellent thermal stability. - Q: What are the typical applications of the BLF3G21-30,112?
A: Typical applications include RF power amplifiers for base stations, multicarrier applications, and broadcast drivers. - Q: Is the BLF3G21-30,112 still in production?
A: The device has been transferred from Ampleon to Rochester Electronics and is considered obsolete. - Q: Where can I find detailed documentation for the BLF3G21-30,112?
A: Detailed documentation, including datasheets and application notes, can be found on the Ampleon website or through authorized distributors.
