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

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Huona (Shanghai) New Material Co., Ltd.

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Name: TO 46 Metal Header Base Hermetic Glass Sealed Kovar Package For Laser Diode
Brand: HUONA
Price: 1 USD

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Product Name

TO-46 Metal Header Base | Hermetic Glass-Sealed Kovar Package for Laser Diode / Sensor

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

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

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

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

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

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
Civ Optical Communication To46/To56/ To18/To39/To60/To68/To5

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