Overview
The BB202,115 is a low-voltage variable capacitance diode produced by NXP USA Inc. This component is designed for applications requiring voltage-controlled capacitance and is fabricated using planar technology. It is encapsulated in an ultra-small SMD plastic package, specifically the SOD523 package, which enhances its suitability for compact and high-density electronic designs.
Key Specifications
| Parameter | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|
| Continuous Reverse Voltage (VR) | - | - | 6 | V |
| Continuous Forward Current (IF) | - | - | 10 | mA |
| Storage Temperature (Tstg) | -55 | - | 85 | °C |
| Operating Junction Temperature (Tj) | -55 | - | 85 | °C |
| Reverse Current (IR) at VR = 6 V, Tj = 25 °C | - | - | 10 | nA |
| Reverse Current (IR) at VR = 6 V, Tj = 85 °C | - | - | 100 | nA |
| Diode Series Resistance (rs) at f = 100 MHz, C = 30 pF | - | 0.35 | 0.6 | Ω |
| Diode Capacitance (Cd) at VR = 0.2 V, f = 1 MHz | 28.2 | - | 33.5 | pF |
| Diode Capacitance (Cd) at VR = 2.3 V, f = 1 MHz | 7.2 | - | 11.2 | pF |
| Capacitance Ratio (Cd 0.2V / Cd 2.3V) | 2.5 | - | - | - |
Key Features
- Very steep C/V curve, ensuring high sensitivity to voltage changes.
- Low series resistance, which minimizes energy losses and enhances performance.
- Ultra-small SMD plastic package (SOD523), ideal for compact and high-density designs.
- High capacitance ratio (minimum 2.5) between 0.2 V and 2.3 V, making it suitable for a wide range of applications.
Applications
- Electronic tuning in FM radio systems, where precise voltage-controlled capacitance is required.
- Voltage-Controlled Oscillators (VCOs), where the diode's capacitance can be adjusted to control the oscillator frequency.
Q & A
- What is the BB202,115 used for?
The BB202,115 is used for applications requiring voltage-controlled capacitance, such as electronic tuning in FM radio and Voltage-Controlled Oscillators (VCOs).
- What is the package type of the BB202,115?
The BB202,115 is packaged in an ultra-small SMD plastic package, specifically the SOD523 package.
- What is the maximum continuous reverse voltage for the BB202,115?
The maximum continuous reverse voltage for the BB202,115 is 6 V.
- What is the typical series resistance of the BB202,115?
The typical series resistance of the BB202,115 is 0.35 Ω at a frequency of 100 MHz and capacitance of 30 pF.
- What is the capacitance range of the BB202,115 at different voltages?
The capacitance of the BB202,115 ranges from 28.2 pF to 33.5 pF at 0.2 V and from 7.2 pF to 11.2 pF at 2.3 V, both measured at a frequency of 1 MHz.
- What is the operating junction temperature range for the BB202,115?
The operating junction temperature range for the BB202,115 is from -55 °C to 85 °C.
- What is the storage temperature range for the BB202,115?
The storage temperature range for the BB202,115 is from -55 °C to 85 °C.
- How does the capacitance of the BB202,115 change with voltage?
The BB202,115 has a very steep C/V curve, meaning its capacitance changes significantly with small changes in voltage.
- What are the typical applications of the BB202,115 in radio systems?
The BB202,115 is typically used for electronic tuning in FM radio systems due to its voltage-controlled capacitance.
- Can the BB202,115 be used in high-frequency applications?
Yes, the BB202,115 can be used in high-frequency applications such as VCOs due to its low series resistance and high capacitance ratio.
