850nm 10mW VCSEL Laser TO-CAN – Precision Infrared Laser Diode

The 850nm 10mW Output VCSEL Laser TO-CAN is a high-performance vertical-cavity surface-emitting laser diode engineered for reliable operation in optical fiber communication, power monitoring, optical sensing, and test equipment applications. With a stable 850nm wavelength output and 10mW power, this compact TO-CAN package delivers consistent, accurate performance for engineers and electronics enthusiasts alike.

Key Features

High Response & Low Return Loss: Optimized optical output for dependable signal integrity in demanding applications.
Low Dark Current & Low Capacitance: Ensures clean, low-noise operation ideal for sensitive measurement systems.
High Reliability & Long Service Life: Built to withstand continuous use in professional and laboratory environments.
Compact TO-CAN Package: Standard industry form factor for easy integration into existing circuits and assemblies.
Original Cardboard Box Packaging: Arrives securely packaged to protect the delicate optical components during transit.

Optoelectronic Specifications

Parameter	Symbol	Min	Typical	Max	Unit
Wavelength Range	λ	840	850	860	nm
Threshold Current	I_TH	–	1.1	–	mA
Slope Efficiency	η	–	1.01	–	W/A
Forward Voltage (IF = 11mA)	V_F	–	2.5	2.7	V
Reverse Voltage	V_LR	5	–	–	V

Applications

Optical fiber communication instruments
Power measurement & monitoring systems
Optical sensors
Test & measurement equipment

What's in the Box?

1 × 850nm 10mW VCSEL Laser TO-CAN
Original cardboard box packaging

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Frequently Asked Questions

Q: What is a VCSEL laser and what makes the 850nm 10mW TO-CAN suitable for optical fiber communication?

A: VCSEL stands for Vertical-Cavity Surface-Emitting Laser — a type of laser diode that emits light perpendicular to its surface. The 850nm wavelength is a widely used standard in short-range optical fiber communication (multimode fiber), making this TO-CAN packaged laser diode ideal for data links, transceivers, and related instrumentation. Its low threshold current, high slope efficiency, and stable wavelength output make it a dependable choice for professional fiber optic setups.

Q: What does the TO-CAN package mean, and is it easy to integrate into a circuit?

A: TO-CAN (Transistor Outline CAN) is a standard metal housing package widely used for laser diodes and photodetectors. It provides excellent thermal management and electromagnetic shielding. The standardized pin configuration means it integrates straightforwardly into PCB designs, laser driver circuits, and optical assemblies without requiring custom adapters.

Q: What precautions should I take when handling this VCSEL laser diode?

A: As with all laser diodes, handle with care to avoid electrostatic discharge (ESD) — use proper anti-static equipment during installation. Do not exceed the specified forward current or reverse voltage ratings. Since this is an infrared (invisible) laser, standard IR safety precautions apply: avoid direct exposure to the beam and use appropriate optical safety equipment when testing.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.