Overview
The BFS17W,135 is a silicon NPN transistor produced by NXP USA Inc., designed for high-frequency applications. It is packaged in a plastic SOT323 (SC-70) surface-mounted package, making it suitable for compact and efficient circuit designs. This transistor is primarily intended for use as a mixer, oscillator, and IF amplifier in UHF and VHF tuners, leveraging its wideband capabilities up to 1 GHz.
Key Specifications
| Parameter | Conditions | Min. | Max. | Unit | |
|---|---|---|---|---|---|
| Collector-Base Voltage (VCBO) | - | - | 25 | V | |
| Collector-Emitter Voltage (VCEO) | - | - | 15 | V | |
| Collector Current (IC) | - | - | 50 | mA | |
| DC Current Gain (hFE) | IC = 2 mA; VCE = 1 V | 25 | 90 | - | - |
| Transition Frequency (fT) | IC = 25 mA; VCE = 5 V; f = 500 MHz | - | 1.6 | - | GHz |
| Power Dissipation (Ptot) | - | - | 300 | mW | |
| Operating Temperature (Tj) | - | - | 175 | °C | |
| Noise Figure (NF) | f = 500 MHz | - | 4.5 | - | dB |
Key Features
- High-frequency operation up to 1 GHz, making it suitable for UHF and VHF applications.
- High transition frequency (fT) of 1.6 GHz.
- Low noise figure of 4.5 dB at 500 MHz.
- Compact SOT323 (SC-70) package for surface mounting.
- DC current gain (hFE) of 25 to 90 at IC = 2 mA and VCE = 1 V.
- Maximum collector current of 50 mA and collector-emitter voltage of 15 V.
Applications
The BFS17W,135 is primarily intended for use in high-frequency circuits, particularly as a mixer, oscillator, and IF amplifier in UHF and VHF tuners. Its wideband capabilities and low noise figure make it an ideal choice for radio frequency (RF) applications.
Q & A
- What is the package type of the BFS17W,135 transistor?
The BFS17W,135 is packaged in a plastic SOT323 (SC-70) surface-mounted package. - What are the primary applications of the BFS17W,135 transistor?
The BFS17W,135 is primarily used as a mixer, oscillator, and IF amplifier in UHF and VHF tuners. - What is the maximum collector-emitter voltage of the BFS17W,135?
The maximum collector-emitter voltage (VCEO) is 15 V. - What is the transition frequency (fT) of the BFS17W,135?
The transition frequency (fT) is 1.6 GHz. - What is the maximum collector current of the BFS17W,135?
The maximum collector current (IC) is 50 mA. - What is the typical noise figure of the BFS17W,135 at 500 MHz?
The typical noise figure is 4.5 dB at 500 MHz. - What is the operating temperature range of the BFS17W,135?
The operating temperature range is up to 175°C (Tj). - Is the BFS17W,135 RoHS compliant?
Yes, the BFS17W,135 is RoHS compliant. - What is the DC current gain (hFE) of the BFS17W,135?
The DC current gain (hFE) is 25 to 90 at IC = 2 mA and VCE = 1 V. - What is the power dissipation (Ptot) of the BFS17W,135?
The power dissipation (Ptot) is 300 mW.
