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Product Detailed Parameters
- Description：DIODE VARACTOR 22V 50MA SOT-23
- Series：MAVR-000400
- Mfr：MACOM Technology Solutions
- Package：Tape & Reel (TR),Cut Tape (CT)
- Capacitance @ Vr, F：51.7pF @ 4V, 1MHz
- Capacitance Ratio：9.5
- Capacitance Ratio Condition：C2/C20
- Voltage - Peak Reverse (Max)：22 V
- Diode Type：Single
- Q @ Vr, F：150 @ 4V, 50MHz
- Operating Temperature：-55°C ~ 125°C
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23
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Overview
The MAVR-000409-0287AT is a single silicon hyperabrupt junction tuning varactor from the MAVR-000400 Series, manufactured by MACOM Technology Solutions. It is housed in an SOT-23 surface mount package (Case Style 287). The device features a nominal total capacitance of 47 pF with a tolerance of ±10%. It provides a typical capacitance ratio of 9.5:1 and a minimum quality factor of 150 at 50 MHz. The component supports a maximum reverse voltage of 30 V and operates within a temperature range of -55°C to +125°C.
Feature Summary
- Ion-implanted hyperabrupt junction design for high capacitance ratio and quality factor
- SPC monitored ion implantation ensures excellent C-V repeatability
- Thermal oxide passivated diode construction
- RoHS compliant with matte tin plating
Applications
- Octave bandwidth tuning in HF through UHF frequency bands
- Voltage controlled oscillators (VCOs)
- Voltage tuned filters in radios and cable TV tuners
- Test instruments requiring low cost and lot-to-lot repeatability
Procurement Notes
Verify the specific part number against official MACOM documentation to confirm configuration and packaging details. Ensure compliance with RoHS directives and handle components using proper ESD control techniques during assembly. Confirm that the operating conditions remain within the absolute maximum ratings specified in the datasheet.
Selection Notes
Select this component when octave bandwidth tuning is required in the HF to UHF ranges. Consider the 47 pF nominal capacitance and 9.5:1 capacitance ratio for circuit design. Evaluate the thermal oxide passivation and SPC-monitored implantation for applications demanding consistent lot-to-lot performance.
Part Context
This part belongs to the MAVR-000400 Series of surface mount hyperabrupt varactors. The series includes various capacitance values and configurations, such as common cathode pairs. The suffix '0287' indicates the SOT-23 package style, while 'AT' denotes the single configuration and tape and reel packaging.
Replacement Considerations
Consult the official MACOM datasheet for alternative part numbers within the MAVR-000400 Series that offer different capacitance values or common cathode configurations. Verify compatibility with existing PCB layouts and electrical requirements before substitution.
FAQ
What is the package type for the MAVR-000409-0287AT?
The MAVR-000409-0287AT is packaged in an SOT-23 surface mount package, also referred to as Case Style 287.
What is the typical capacitance ratio of this varactor?
The MAVR-000409-0287AT has a typical capacitance ratio of 9.5:1.
Is this component RoHS compliant?
Yes, the MAVR-000409-0287AT is RoHS compliant and supplied with 100% matte tin plating.
