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Microchip Technology MG1010-M11
- Part No.:
- MG1010-M11
- Manufacturer:
- Microchip Technology
- Category:
- RF Diodes
- Package:
- Stud
- Datasheet:
-
MG1010-M11.pdf
- Description:
- GAAS GUNN EPI DOWN HERMETIC PILL
- Quantity:
- Payment:
- Shipping:
Inventory:8,850
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Product details
Overview
MG1010-M11 from Microsemi is a GaAs cathode-heatsink Gunn diode for Ku-band microwave oscillation, operating at 12.4–18.0 GHz with minimum RF output power of 100 mW, typical bias voltage of 8 V, and operating current range 400–800 mA. It serves as a solid-state RF source in motion-sensing radar transmitters.
For engineers reviewing the MG1010-M11 datasheet, MG1010-M11 pinout, MG1010-M11 application, or MG1010-M11 equivalent, key selection criteria include frequency band alignment, heatsink-integrated cathode polarity, CW/pulsed power capability, and M11 ceramic package compatibility with waveguide or microstrip cavity coupling.
Technical Context
The MG1010-M11 is an epitaxial-down (epi-down) GaAs Gunn diode where the cathode is bonded directly to the metal heatsink base, enabling efficient thermal dissipation during continuous-wave operation up to 100 mW. Its negative differential resistance (NDR) region supports fundamental-mode oscillation without external tuning elements when integrated into resonant cavities.
Designed for Ku-band fixed-frequency oscillator applications, the device exhibits low phase noise and 1/f noise due to proprietary CVD-grown epitaxial layers and optimized processing. Polarity is defined: anode = cap, cathode = heatsink - requiring DC bias connection through the cap and thermal anchoring via the base.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Frequency Range | 12.4–18.0 GHz: Specifies usable fundamental oscillation band; requires cavity or circuit design centered within this range. |
| Min. RF Output Power | 100 mW (CW): Minimum guaranteed RF power under critical coupling in test cavity at 25°C. |
| Typ. Operating Voltage | 8 V: Nominal DC bias voltage to sustain stable NDR oscillation in Ku-band cavity designs. |
| Operating Current Range | 400–800 mA: Valid DC bias current window for reliable oscillation; outside this range risks instability or thermal runaway. |
| Package Outline | M11: Microwave ceramic package with cathode-heatsink construction; base serves as both thermal path and electrical cathode terminal. |
| Polarity | Anode = cap, cathode = heatsink base: Dictates PCB layout - DC feed via top cap, thermal mounting via base plate. |
Pinout & Package
MG1010-M11 uses the M11 microwave ceramic package: a hermetically sealed, epi-down structure with the cathode electrically and thermally connected to the metal heatsink base, and the anode accessible via the top cap. No separate pins - terminals are the cap (anode) and base (cathode).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Top Cap | Anode | DC bias input terminal; must be connected via wire bond or spring contact; not thermally anchored. |
| Base Plate | Cathode & Heatsink | Common return path and primary thermal interface; requires direct mounting to heat-conductive surface (e.g., aluminum chassis or copper slug). |
Key Features
| Feature | Design Value |
|---|---|
| Epitaxial-down (epi-down) construction | Enables direct cathode-to-heatsink thermal conduction, supporting stable 100 mW CW operation without active cooling. |
| Low phase noise & 1/f noise | Result of proprietary CVD epitaxy and processing - critical for Doppler radar resolution and radiometer sensitivity. |
| Ku-band frequency coverage (12.4–18.0 GHz) | Matches industrial, scientific, and automotive radar bands including 13.5–14.0 GHz ISM and 17.1–17.3 GHz UWB radar allocations. |
| RoHS-compliant gold finish | Ensures solderability and corrosion resistance in high-reliability microwave assemblies exposed to humid or industrial environments. |
Applications
| Motion Detection Radar | Automotive Blind-Spot Monitor |
|---|---|
Use Scenario: Low-cost indoor/outdoor occupancy sensing using Doppler-shifted reflected 15 GHz signals. IC Role / Device Role / Timing Role: RF source in compact dielectric-resonator oscillator (DRO) front-end. Use Value: 100 mW output enables >15 m detection range with standard patch antenna; M11 package allows direct integration into metal-shielded enclosures. | Use Scenario: Short-range radar module detecting lateral vehicle presence at speeds up to 30 km/h. IC Role / Device Role / Timing Role: Ku-band oscillator core in 17.1 GHz FMCW transmitter chain. Use Value: Stable 8 V bias point simplifies DC-DC regulation; cathode-heatsink design maintains frequency stability across −40°C to +85°C ambient. |
| Industrial Level Sensing | Security Perimeter Beacon |
Use Scenario: Non-contact liquid level measurement in stainless-steel tanks using frequency-modulated reflectometry. IC Role / Device Role / Timing Role: Fixed-frequency CW source in 14.5 GHz homodyne receiver architecture. Use Value: Low 1/f noise ensures <1 dB amplitude ripple over 100 ms integration - critical for sub-mm level resolution. | Use Scenario: Low-power, battery-operated outdoor intrusion alert system with directional 16 GHz emission. IC Role / Device Role / Timing Role: Pulsed oscillator (1 µs pulse, 1% duty) generating beacon bursts. Use Value: Supports 10 W peak pulsed power per datasheet; M11 package enables compact waveguide feed integration with <0.5 dB insertion loss. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Gunn diode oscillator applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MG1009-M11 | Same M11 package; lower min. power (50 mW); identical 12.4–18.0 GHz range. | Suitable for ultra-low-power motion sensors where 50 mW suffices; reduced thermal load. | Select MG1009-M11 when system-level RF budget allows margin reduction and thermal management is constrained. |
| MG1011-42 | Different package (42 vs. M11); higher min. power (250 mW); same frequency range. | Better suited for high-reliability industrial radar requiring >200 mW CW output and enhanced thermal mass. | Choose MG1011-42 only if board layout accommodates larger 42-outline package and higher current drive (800–1200 mA) is available. |
Compared with MG1009-M11 and MG1011-42, the MG1010-M11 delivers optimal balance of Ku-band output power (100 mW), thermal efficiency in the compact M11 outline, and proven reliability in motion-detection and short-range radar OEM designs - making it the default choice for cost-sensitive, volume production of 13–17 GHz oscillators.
Availability
MG1010-M11 is available at Aetrix Electronics and suitable for motion detection radar, automotive blind-spot monitoring, and industrial level sensing requiring stable component supply and RoHS-compliant microwave semiconductor sourcing.
Supply support for MG1010-M11 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microsemi (now part of Microchip Technology) is a U.S.-based semiconductor company specializing in high-reliability analog, RF, and timing solutions for aerospace, defense, and industrial markets.
The MG1010-M11 belongs to Microsemi's cathode-heatsink Gunn diode product line, engineered specifically for fundamental-mode Ku-band oscillator applications demanding low phase noise, high thermal stability, and repeatable cavity coupling performance.
FAQ
What is the operating frequency range of the MG1010-M11?
The MG1010-M11 operates within the Ku-band frequency range of 12.4–18.0 GHz. This range is specified at 25°C and applies to fundamental-mode oscillation when integrated into a properly tuned cavity or resonant circuit. The device is optimized for center frequencies such as 13.5 GHz, 14.5 GHz, or 17.1 GHz depending on mechanical tuning of the host oscillator assembly. Frequency selection must align with regulatory allocations for the target application.
What is the correct bias polarity and connection method for MG1010-M11?
The MG1010-M11 has defined polarity: the top cap is the anode and the metal base is the cathode (and heatsink). DC bias must be applied between the cap (positive) and base (ground/return), with the base mounted directly to a thermally conductive surface. Reversing polarity will prevent oscillation and may cause irreversible damage. No additional pins or leads are present - connections are strictly cap-to-base.
Can MG1010-M11 be used in pulsed mode, and what are the limits?
Yes, the MG1010-M11 supports pulsed operation with peak power up to 10 W, per Microsemi's general Gunn diode specifications. Pulse conditions are defined as 1 µs pulse width and ~1% duty factor. For pulsed use, ensure the average power remains within thermal limits of the M11 package, and verify gate-drive timing and current compliance of the bias circuit to avoid overshoot beyond 800 mA peak.
Is MG1010-M11 RoHS compliant and what surface finish does it have?
Yes, the MG1010-M11 is RoHS compliant and features a gold finish on all external metallization, including the cap and base. This ensures long-term solderability, corrosion resistance, and reliable wire-bond or spring-contact interfaces in industrial and automotive environments where humidity or thermal cycling is present.
How does the M11 package differ from the 42-outline package used in other Ku-band Gunn diodes?
The M11 package is smaller and optimized for compact cavity integration, with the cathode directly forming the heatsink base. In contrast, the 42-outline package offers greater thermal mass and higher current handling (e.g., MG1011-42 supports 800–1200 mA), but requires more PCB area and different mounting mechanics. The MG1010-M11's M11 outline enables tighter waveguide coupling and faster thermal response than the larger 42 variant.
MG1010-M11 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- Stud
- Packaging:
- Tray
- Product Status:
- Last Time Buy
- Diode Type:
- PIN - Single
- Voltage - Peak Reverse (Max):
- 8V
- Current - Max:
- 800 mA
- Capacitance @ Vr, F:
- -
- Resistance @ If, F:
- -
- Power Dissipation (Max):
- 100 mW
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- -
MG1010-M11 FAQ
1.How can I place an order for MG1010-M11 through Aetrix?
Please submit a Request for Quotation (RFQ) for MG1010-M11 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MG1010-M11 reliable?
The price and inventory of MG1010-M11 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MG1010-M11 is usually 5 days.
3.What payment methods are accepted for MG1010-M11?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MG1010-M11 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MG1010-M11?
MG1010-M11 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MG1010-M11 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MG1010-M11?
For technical support, including MG1010-M11 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MG1010-M11 requirements.
6.How does Aetrix verify that MG1010-M11 is sourced from the original manufacturer or authorized distributors?
All MG1010-M11 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MG1010-M11 meets industry standards.
7.What is the process for return or replacement of MG1010-M11?
All MG1010-M11 units undergo pre-shipment inspection (PSI). If there is an issue with MG1010-M11, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MG1010-M11 part is unused and in its original packaging.
Return procedure for MG1010-M11:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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