Overview
The BB170X is a variable capacitance diode, also known as a varactor diode, manufactured by NXP USA Inc. This component is fabricated using planar technology and is encapsulated in a very small SMD plastic package, specifically the SOD323 (SC-76) package. It is designed for surface mount applications and is particularly suited for use in VHF (Very High Frequency) circuits due to its variable capacitance characteristics.
Key Specifications
| Type | Single |
|---|---|
| Forward Current [If] | 20 mA |
| Reverse Voltage [Vr] | 30 V |
| Reverse Current [Ir] | 10 nA |
| Diode Capacitance-Nom | 2.6 pF |
| Diode Capacitance Ratio-Min | 14.5 |
| Operating Temperature Range | -55°C to +125°C |
| Storage Temperature Range | -55°C to +150°C |
| Moisture Sensitivity Level | 1 |
| Package Style | SOD-323 |
| Mounting Method | Surface Mount |
Key Features
- Variable capacitance diode suitable for VHF applications.
- Small SOD323 (SC-76) package for compact designs.
- Surface mount technology for easy integration into modern PCBs.
- High capacitance ratio for efficient tuning and filtering.
- Wide operating temperature range from -55°C to +125°C.
- Low reverse current of 10 nA, ensuring minimal leakage.
Applications
The BB170X varactor diode is commonly used in various RF (Radio Frequency) and VHF applications, including:
- Tuning circuits in radio receivers and transmitters.
- Filtering and matching networks in RF systems.
- Voltage-controlled oscillators (VCOs) and phase-locked loops (PLLs).
- Automotive and industrial communication systems requiring precise frequency control.
Q & A
- What is the BB170X used for?
The BB170X is a varactor diode used in VHF and RF applications for tuning, filtering, and frequency control. - What is the package type of the BB170X?
The BB170X is packaged in a SOD323 (SC-76) surface mount package. - What is the forward current rating of the BB170X?
The forward current rating of the BB170X is 20 mA. - What is the reverse voltage rating of the BB170X?
The reverse voltage rating of the BB170X is 30 V. - What is the operating temperature range of the BB170X?
The operating temperature range of the BB170X is from -55°C to +125°C. - What is the moisture sensitivity level of the BB170X?
The moisture sensitivity level of the BB170X is 1. - What is the typical capacitance of the BB170X?
The typical capacitance of the BB170X is 2.6 pF. - What is the capacitance ratio of the BB170X?
The minimum capacitance ratio of the BB170X is 14.5. - Is the BB170X suitable for automotive applications?
Yes, the BB170X can be used in automotive communication systems due to its robust specifications and wide operating temperature range. - Is the BB170X still in production?
No, the BB170X is listed as obsolete by NXP.
