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TT Electronics - Optek Technology OP298A Infrared LED

The OP298A is an infrared light-emitting diode (LED) manufactured from gallium aluminum arsenide, housed in an IR-transmissive package with emission at 890 nm wavelength. It provides higher power output than GaAs LEDs at comparable levels, making it ideal for use in non-contact reflective sensors, machine automation, safety applications, and battery-operated devices. The device features excellent thermal characteristics with a silver-copper lead frame, a spectral response closely matching silicon phototransistors, and multiple power and package options suitable for various industrial and automation uses.

Authorized Distributors
Source:Newark
Part No:OP298A
Stock:581
Inv Date:06-11-2026
Price: Unit price: $0.545
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Source:DigiKey
Part No:OP298A
Stock:6147
Inv Date:06-11-2026
Price: Unit price: $0.79
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Part No:OP298A
Stock:2727
Inv Date:06-12-2026
Price: Unit price: $0.78
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Part No:OP298A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.94
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Part No:OP298A
Stock:1308
Inv Date:06-11-2026
Price: Unit price: $0.891
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Part No:OP298A
Stock:1308
Inv Date:06-11-2026
Price: Unit price: $0.891
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Part No:OP298A
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.745
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Source:Arrow EU
Part No:OP298A
Stock:1500
Inv Date:06-12-2026
Price: N/A
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TT Electronics - Optek Technology OP298A Infrared LED Specifications:

  • Wavelength at Peak Emission: 890 nm
  • Package Type: T-1%, TO-18, TO-46
  • Housing Material: IR-transmissive plastic
  • Maximum Forward Current: 150 mA (board mounted), Peak 5A (pulse)
  • Reverse Voltage: 5.0V (OP290, OP292, OP294, OP295, OP297, OP299), 2.0V (OP291, OP293, OP296, OP298)
  • Storage and Operating Temperature Range: -40°C to +100°C
  • Forward Voltage: ~2.00V (at 20mA), Up to 4.00V for higher currents
  • Spectral Bandwidth: ~20 nm
  • Emission Angle: 25° for high output versions, 60° for standard models
  • Lead Length: Longer anode than cathode, Cathode lead shorter by 0.06 inches (1.52 mm)
  • Power Dissipation: 142 mW (full heat sink), 533 mW (board mounted), 180 mW (power limit)
  • Peak Pulse Current: Up to 5A with 25 μs pulse width
  • Thermal Characteristics: Excellent, with silver-copper leadframe for heat conduction

Buy the Buy TT Electronics OP298A Infrared LED Part Number OP298A Online

Purchase the TT Electronics OP298A infrared LED online today and improve the performance of your sensors, automation, and safety systems with this high-power, reliable component. Designed for various industrial applications, it provides excellent thermal characteristics, higher output power, and flexible package options. Efficient and durable, the OP298A ensures your projects operate smoothly at an optimal wavelength of 890 nm, making it the perfect choice for non-contact sensing, machine automation, and energy-efficient battery-powered devices. Shop now for fast delivery and support.

Order your TT Electronics OP298A high-power infrared LED today and enhance your sensors, automation, and safety projects with reliable, efficient lighting.

Frequently Asked Questions

Where can I buy TT Electronics - Optek Technology OP298A?

You can click on the BUY or RFQ button to purchase OP298A from an authorized TT Electronics - Optek Technology distributor.

How do I troubleshoot issues or seek technical support for part OP298A?

You can download the OP298A datasheet or visit the TT Electronics - Optek Technology website for support.

Who is the manufacturer of OP298A?

TT Electronics - Optek Technology

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