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TO 46 Metal Header Base Hermetic Glass Sealed Kovar Package For Laser Diode

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xProduct Details
Header Model | TO-46 | Body Diameter | 9.0 ± 0.1 Mm |
---|---|---|---|
Lead Quantity | 2–10 (custom Layouts Available) | Base Material | Kovar (ASTM F15 Low Expansion Alloy) |
Hermeticity | ≤ 1×10⁻⁸ Atm·cc/sec (He Leak Test) | Electrical Contact Resistance | ≤ 10 MΩ |
Highlight | Custom Transistor Outline Heade,Custom TO 46 Header,Standard Transistor Outline Heade |
Product Description
Product Name
TO-46 Metal Header Base | Hermetic Glass-Sealed Kovar Package for Laser Diode / Sensor
Product Overview
Item | Description |
---|---|
Product Type | TO-46 Metal Header (Transistor Outline Header) |
Package Size | Ø9.0 mm (TO-46 Standard) |
Sealing Method | Glass-to-Metal Hermetic Seal |
Material Composition | Kovar Body + Dumet/Kovar Leads |
Plating Options | Gold (Au), Nickel (Ni), Silver (Ag) |
Lead Count | 2–10 pins (customizable) |
Applications | Laser Diodes, IR Sensors, Photodiodes, Gas Sensors, Fiber Optics |
Compliance | RoHS, Reach |
Customization | Lead layout, plating, glass material, pin length, sealing type |
Technical Specifications
Parameter | Value / Description |
---|---|
Header Model | TO-46 |
Body Diameter | 9.0 ± 0.1 mm |
Lead Quantity | 2–10 (custom layouts available) |
Lead Pitch | Standard / Custom |
Base Material | Kovar (ASTM F15 Low Expansion Alloy) |
Lead Material | Dumet / Kovar |
Plating | Gold / Nickel / Silver |
Seal Type | Glass-to-Metal Hermetic |
Hermeticity | ≤ 1×10⁻⁸ atm·cc/sec (He leak test) |
Working Temperature | -55°C to +150°C |
Electrical Contact Resistance | ≤ 10 mΩ |
Dielectric Strength | ≥ 500V DC |
Lead Straightness | ≤ 0.2 mm deviation |
Lead Concentricity | ≤ 0.15 mm |
Application Fields
Industry | Applications |
---|---|
Optoelectronics | Laser Diodes, Photodiodes, APDs, VCSELs |
Gas Sensors | CO₂, CH₄, O₂, VOC detectors using NDIR or electrochemical technologies |
Infrared Technology | Thermopile sensors, IR detectors |
Medical Devices | Optical sensors, pulse oximeters |
Fiber Optics | TO-packaged laser transmitters and receivers |
Aerospace / Military | Hermetically sealed avionics & defense sensors |
Manufacturing Advantages
Advantage | Description |
---|---|
In-House Alloy Production | Full control over Kovar and Dumet materials |
Hermetic Sealing Expertise | Over 10 years in glass-to-metal sealing technology |
Precision Machining | High lead positioning accuracy and tight tolerance control |
Surface Treatment Options | Custom gold/nickel plating thickness per customer specs |
Small Batch Support | Low MOQ available for prototype or niche applications |
ISO-Certified Quality System | Full traceability, RoHS & Reach compliance |
Packaging & Delivery
Item | Details |
---|---|
MOQ | 100 pcs (negotiable for first order or trial) |
Lead Time | 7–15 working days depending on quantity |
Packaging | Anti-static trays → Vacuum bag → Foam-protected carton box |
Shipping Options | DHL / FedEx / UPS / Sea / Air freight |
Sample Policy | Free samples available (freight collected) |
Payment Terms | T/T, PayPal, Alibaba Trade Assurance, L/C |
Customization Capabilities
Customizable Part | Options Provided |
---|---|
Pin Count | From 2 to 10 leads |
Lead Layout | Symmetrical / Custom layouts upon drawing |
Plating Type | Gold (Au), Nickel (Ni), or Silver (Ag) with adjustable thickness |
Glass Material | Borosilicate / Aluminosilicate / Custom glass types |
Sealing Type | Hermetic seal / open-frame / partial seal |
Matching Cap | Can be supplied with matching TO-46 metal cap (optional optical window) |
Our R & D department design your product following your own specifcations
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