Overview
The BF1212R,215 is a dual-gate N-channel RF MOSFET transistor manufactured by NXP USA Inc. This component is designed for high-performance applications in the RF domain, particularly in gain-controlled low noise VHF and UHF amplifiers. It is encapsulated in the SOT143R package, ensuring compact and efficient integration into various electronic systems.
Key Specifications
| Parameter | Conditions | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|
| VDS (Drain-Source Voltage) | 6 | V | |||
| ID (Drain Current) | 30 | mA | |||
| Ptot (Total Power Dissipation) | 180 | mW | |||
| Yfs (Forward Transfer Admittance) | 28 | 33 | 43 | mS | |
| Cig1-ss (Input Capacitance at Gate 1) | 1.7 | 2.2 | pF | ||
| Crss (Reverse Transfer Capacitance) | f = 1 MHz | 15 | 30 | fF | |
| Fnoise (Noise Figure) | f = 800 MHz | 1.1 | 1.8 | dB | |
| Tj (Junction Temperature) | 150 | °C | |||
| Gain | 30 | dB | |||
| Frequency | 400 | MHz |
Key Features
- Short channel transistor with high forward transfer admittance to input capacitance ratio.
- Low noise gain controlled amplifier.
- Excellent low frequency noise performance.
- Partly internal self-biasing circuit to ensure good cross-modulation performance during AGC and good DC stabilization.
- Integrated diodes between gates and source protect against excessive input voltage surges.
Applications
The BF1212R,215 is primarily used in gain-controlled low noise VHF and UHF amplifiers. It is particularly suitable for applications in digital and analog television tuner systems, where low noise and high gain stability are crucial.
Q & A
- What is the BF1212R,215? The BF1212R,215 is a dual-gate N-channel RF MOSFET transistor manufactured by NXP USA Inc.
- What package type does the BF1212R,215 use? The BF1212R,215 is encapsulated in the SOT143R package.
- What is the maximum drain-source voltage of the BF1212R,215? The maximum drain-source voltage is 6V.
- What is the typical forward transfer admittance of the BF1212R,215? The typical forward transfer admittance is 33 mS.
- What is the noise figure of the BF1212R,215 at 800 MHz? The noise figure at 800 MHz is typically 1.8 dB.
- What are the primary applications of the BF1212R,215? The primary applications include gain-controlled low noise VHF and UHF amplifiers, especially in digital and analog television tuner systems.
- What is the maximum junction temperature of the BF1212R,215? The maximum junction temperature is 150°C.
- Does the BF1212R,215 have built-in protection against voltage surges? Yes, it has integrated diodes between gates and source to protect against excessive input voltage surges.
- What is the gain of the BF1212R,215? The gain of the BF1212R,215 is typically 30 dB.
- At what frequency does the BF1212R,215 operate? The BF1212R,215 operates at a frequency of up to 400 MHz.
