Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Lucy (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    Customer Support:
    +86 755-2845-3125
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    [email protected]
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Sensors/
    4. Optical Sensors/
    5. OP550B TT Electronics

    OP550B [TT Electronics]

    OP550B
    OP550B

    Part No:

    OP550B

    Category:

    Optical Sensors

    Manufacturer:

    TT Electronics

    Description:

    NPN Silicon Phototransistor series with wide receiving angle and side-looking package for space-limited applications.

    RoHS Status:

    Product FAQ

    1. Is OP550B available for RFQ?

    Yes. OP550B by TT Electronics is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for OP550B?

    Pricing for OP550B can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of OP550B?

    OP550B is a TT Electronics Optical Sensors with Power Dissipation Derating OP550: 1.33mW/°C above 25°C and Power Dissipation Derating OP552: 1.25mW/°C above 25°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for OP550B?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can OP550B be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to OP550B?

    Yes. If OP550B is unavailable, obsolete, or does not meet your required lead time, we can help check similar TT Electronics Optical Sensors parts or compatible alternatives.

    RFQ

    Part Number:

    OP550B

    Manufacturer:

    TT Electronics

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Acceptance Half Angle OP555
    28°
    Acceptance Half Angle OP565
    28°
    Collector Emitter Voltage
    30V
    Collector Emitter Voltage OP565
    15V
    Lead Soldering Temperature
    260°C
    Operating Temperature
    -40°C ~ +100°C
    Operating Temperature Max OP552
    +85°C
    Package
    Side-looking
    Peak Wavelength
    935 nm
    Power Dissipation
    100mW
    Power Dissipation Derating OP550
    1.33mW/°C above 25°C
    Power Dissipation Derating OP552
    1.25mW/°C above 25°C
    Power Dissipation OP750
    200mW
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Storage Temperature
    -40°C ~ +100°C

    Products Detail

    The OP550 Series consists of NPN silicon phototransistors molded in epoxy packages with wide receiving angle for even reception. Models include phototransistors and photodarlingtons with clear, opaque, or blue-tinted packages. The side-looking design enables easy PCBoard mounting. OP552 features visible light immunity with opaque package, while OP555/OP565 have blue-tinted packages with 28° acceptance half-angle. All devices are 100% production tested using infrared light and spectrally matched to OPTEK emitters.

    Key Features

    • Wide receiving angle, Four sensitivity ranges, Side-looking package, Space-limited applications, PCBoard mounting, Clear/opaque/blue-tinted package options, Visible light immunity (OP552), 28° acceptance half-angle (OP555/OP565), 100% production tested, Spectral matching to OPTEK emitters

    Application scenarios

    • Optical switches
    • Optical interrupt detectors
    • Optical encoders
    • Non-contact position sensing
    • Machine automation

    Documents

    Datasheets:

    OP55x,56x,750 SeriesOP550B-TT-datasheet-8004.pdfOP550B-TT-datasheet-5893.pdf
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

    BEST SELL
    MT48H32M16LFB4-6 IT:C

    MT48H32M16LFB4-6 IT:C

    Micron

    BEST SELL
    TMS320F28334ZJZS

    TMS320F28334ZJZS

    Texas Instruments

    BEST SELL
    K4A4G085WF-BCTD

    K4A4G085WF-BCTD

    SAMSUNG

    BEST SELL
    MTFC2GMDEA-0M WT A

    MTFC2GMDEA-0M WT A

    Micron

    BEST SELL
    MT29F16G08ABACAWP-ITZ:C

    MT29F16G08ABACAWP-ITZ:C

    Micron

    BEST SELL
    VN7050AJTR

    VN7050AJTR

    STMicroelectronics

    BEST SELL
    MT41K128M16JT-125 IT:KTR

    MT41K128M16JT-125 IT:KTR

    Unknown

    BEST SELL
    K4B2G1646F-BCNB

    K4B2G1646F-BCNB

    SAMSUNG

    BEST SELL
    MT41K512M16VRP-107 IT:P

    MT41K512M16VRP-107 IT:P

    Micron

    BEST SELL
    ADF4351BCPZ

    ADF4351BCPZ

    Analog Devices

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • OPB460P11
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB820S10
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB991P55
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB832L55
      TT Electronics
      Available for RFQ
      Request Volume Pricing
      -
    • OPB972L11
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB842W55Z
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB735B
      TT Electronics
      Available for RFQ
      Request Volume Pricing
      -
    • OPB912L55
      TT Electronics
      Available for RFQ
      Request Volume Pricing
      -
    • OPB890P55
      TT Electronics
      Available for RFQ
      Request Volume Pricing
    • OPB688
      TT Electronics
      Available for RFQ
      Request Volume Pricing

    OPB463L11

    OPB463L11

    TT Electronics

    OP565A

    OP565A

    TT Electronics

    OP603TXV

    OP603TXV

    TT Electronics

    OPB871L55TXV

    OPB871L55TXV

    TT Electronics

    OP196FA

    OP196FA

    TT Electronics

    OPB755NZ

    OPB755NZ

    TT Electronics

    OPB865P11

    OPB865P11

    TT Electronics

    OPB828C

    OPB828C

    TT Electronics

    OPB491P11

    OPB491P11

    TT Electronics

    OPB668N

    OPB668N

    TT Electronics

    Force Sensors & Load Cells(10614)Current Sensors(11628)Capacitive Touch Sensors(466)Biometric Sensors(13)Pressure Sensors(46669)Sensor Development Tools(1966)Sensor Hardware & Accessories(21793)Motion & Position Sensors(14346)Proximity Sensors - Industrial(13407)Environmental Sensors(4858)Vision Sensors(14334)Linear Displacement Sensors(256)Audio Sensors(2853)Flow Sensors(532)Flow Sensors - Industrial(354)Level Sensors(1644)Temperature Sensors(24574)Encoders(10668)Magnetic Sensors(7774)

    No recently viewed products