Overview
The BB179B,135 is a UHF variable capacitance diode, also known as a varactor diode, manufactured by NXP USA Inc. This component is designed using planar technology and is packaged in an ultra-small SOD523 (SC-79) plastic SMD package. The BB179B,135 is notable for its excellent matching performance and is suitable for various applications requiring voltage and temperature-controlled capacitance.
Key Specifications
| Parameter | Value |
|---|---|
| Type | Varactor Diode |
| Mounting Type | Surface Mount |
| Package / Case | SOD523, SC-79 |
| Operating Temperature | -55°C ~ 125°C (TJ) |
| Pin Count | 2 |
| Diode Type | Single |
| Capacitance @ Vr, F | 2.25 pF @ 28V, 1MHz |
| Voltage - Peak Reverse (Max) | 32V |
| Capacitance Ratio | 10 (C1/C28) |
| RoHS Status | ROHS3 Compliant |
| Part Status | Obsolete |
Key Features
- Ultra-small SOD523 (SC-79) package, making it ideal for space-constrained designs.
- Excellent matching performance due to planar technology.
- Wide operating temperature range of -55°C to 125°C.
- High capacitance ratio of 10 (C1/C28).
- Low capacitance of 2.25 pF at 28V and 1MHz.
- Peak reverse voltage of 32V.
- ROHS3 compliant, ensuring environmental sustainability.
Applications
- Voltage and Temperature Controlled Crystal Oscillators.
- Pagers.
- In-car radio systems.
- Cellular communication devices.
- Other applications requiring tunable capacitance.
Q & A
- What is the BB179B,135 used for? The BB179B,135 is used as a varactor diode in applications requiring voltage and temperature-controlled capacitance, such as in crystal oscillators, pagers, in-car radio systems, and cellular communication devices.
- What is the package type of the BB179B,135? The BB179B,135 is packaged in an ultra-small SOD523 (SC-79) plastic SMD package.
- What is the operating temperature range of the BB179B,135? The operating temperature range is -55°C to 125°C (TJ).
- What is the peak reverse voltage of the BB179B,135? The peak reverse voltage is 32V.
- Is the BB179B,135 ROHS compliant? Yes, the BB179B,135 is ROHS3 compliant.
- What is the capacitance ratio of the BB179B,135? The capacitance ratio is 10 (C1/C28).
- What is the capacitance at 28V and 1MHz for the BB179B,135? The capacitance is 2.25 pF at 28V and 1MHz.
- Is the BB179B,135 still in production? No, the BB179B,135 is obsolete and no longer manufactured.
- What are the key features of the BB179B,135? Key features include an ultra-small package, excellent matching performance, wide operating temperature range, high capacitance ratio, and low capacitance.
- Where can I find detailed specifications for the BB179B,135? Detailed specifications can be found in the datasheet available from NXP Semiconductors or through authorized distributors.
