RF Frequency Multiplication Solution – OMRON MA406A-62 | Silicon Varactor Diode Series
Where This Product Is Used
The OMRON MA406A-62 Silicon Multiplier Varactor Diode is engineered for precision frequency control in demanding RF and microwave applications. Engineers specify this component across the following industrial and commercial environments:
- RF Oscillator Circuits – Voltage-controlled oscillators (VCOs) in communication base stations and radar front-ends
- Frequency Multiplier Stages – Harmonic generation in microwave signal chains requiring stable multiplication ratios
- Automatic Frequency Control (AFC) – Closed-loop tuning systems in broadcast transmitters and satellite uplink equipment
- Phase-Locked Loop (PLL) Synthesizers – Low-noise tuning elements in test & measurement instruments
- Industrial Wireless Modules – ISM-band transceivers used in factory automation and process control telemetry
- Microwave Parametric Amplifiers – Pump-signal varactors in low-noise amplification stages
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | MA406A-62 |
| Manufacturer | OMRON |
| Component Type | Silicon Multiplier Varactor Diode |
| Package / Case | Axial / Leaded (confirm datasheet for exact outline) |
| Application | Frequency multiplication, RF tuning, VCO |
| Operating Temperature | –40°C to +85°C (industrial grade) |
| RoHS Compliance | Verify with current lot documentation |
For full electrical parameters (capacitance ratio, Q-factor, breakdown voltage, series resistance), refer to the official OMRON MA406A-62 datasheet or contact our technical team.
Why Engineers Specify This Model
- High Capacitance Ratio (γ) – Enables efficient harmonic generation with minimal drive power, reducing thermal stress on adjacent components
- Low Series Resistance (Rs) – Maximizes Q-factor at operating frequency, directly improving conversion efficiency in multiplier stages
- OMRON Manufacturing Consistency – Tight lot-to-lot parameter spread simplifies production tuning and reduces re-qualification cycles
- Proven Reliability in Industrial RF – Qualified for continuous-duty environments including factory automation telemetry and process control wireless links
- Drop-in Compatibility – Pin-compatible with standard varactor footprints; minimizes PCB redesign effort when upgrading legacy designs
Complete System Bill of Materials
When designing a frequency multiplier or VCO stage around the MA406A-62, the following complementary components are typically specified:
- RF Choke Inductors (bias feed isolation)
- DC Blocking Capacitors (series coupling, NP0/C0G dielectric)
- Low-Noise Voltage Regulator (varactor bias supply, <10 µV noise)
- 50 Ω Microstrip or Coaxial Matching Network
- SMA or SMP RF Connectors (board-level integration)
- Shielded RF Enclosure / EMI Gasket Kit
- OMRON PLC I/O Module (for AFC closed-loop control integration)
Contact [email protected] for BOM-level sourcing assistance.
Compliance & Industry Standards
- RoHS 2011/65/EU & 2015/863/EU – Hazardous substance compliance (verify current lot CoC)
- REACH SVHC – Substance of Very High Concern screening available on request
- IEC 60747-2 – Discrete semiconductor diode test methods
- MIL-PRF-19500 – Reference standard for reliability screening methodology
- ISO 9001:2015 – Konmask quality management system for sourcing and inspection
Quality Assurance & Sourcing
Konmask.com sources the OMRON MA406A-62 through authorized distribution channels and verified industrial surplus networks. Every shipment is subject to:
- Visual inspection against OMRON original packaging markings
- Date code and lot traceability documentation
- Electrical spot-check testing (capacitance at specified bias voltages)
- Anti-counterfeit verification using OMRON part authentication guidelines
- Certificate of Conformance (CoC) available upon request
How to Source This Part
- Add to Cart – Select quantity and proceed to checkout on this page
- Request a Quote – For orders >50 pcs or urgent delivery, email [email protected] with your required quantity, delivery date, and destination
- BOM Upload – Send your full bill of materials for consolidated sourcing and volume pricing
- Lead Time – Standard stock ships within 3–5 business days; expedited options available
- Export Compliance – We handle CN export documentation; confirm destination country requirements for RF components
Application-Specific FAQ
Q: Can the MA406A-62 be used as a tuning varactor in a VCO at 2.4 GHz?
A: Yes. The MA406A-62 is suitable for VCO tuning applications in the low-GHz range. Verify the capacitance-voltage curve from the datasheet against your required tuning range and Q requirements at 2.4 GHz.
Q: What is the difference between a varactor diode and a standard rectifier diode?
A: A varactor (variable reactance) diode is optimized for its voltage-dependent junction capacitance, not forward conduction. The MA406A-62 is designed to operate in reverse bias, where its capacitance varies predictably with applied voltage — enabling electronic frequency tuning without mechanical components.
Q: Is this component suitable for automotive or IATF 16949 applications?
A: The MA406A-62 is an industrial-grade component. For automotive qualification, contact us to discuss AEC-Q101 screening options or alternative OMRON automotive-grade parts.
Q: Can Konmask provide a datasheet and test report?
A: Yes. Contact [email protected] with your order reference or inquiry number to request the official OMRON datasheet and available test documentation.
Q: Do you offer consignment or Kanban replenishment for this part?
A: Yes, for qualified B2B accounts. Contact our sales team to discuss VMI (Vendor Managed Inventory) arrangements for ongoing production requirements.
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