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    • H21A3 Datasheet(PDF) - Fairchild Semiconductor
    • Fairchild Semiconductor H21A3 Datasheet.
    • H21A3
    • H21A3 Isocom | H21A3 Isocom, Screw Mount Slotted Optical Switch ...
    • Phototransistor H21A3 | Jameco Electronics
    • 4 Wire Slotted Optical Switch - H21A3 | Core Electronics Australia

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  2. www.mouser.com › ProductDetail › onsemi-FairchildH21A3 onsemi / Fairchild | Mouser

    3 days ago · If you encounter further problems, please contact us on 800-346-6873 or email help@mouser.com. H21A3 onsemi / Fairchild Optical Switches, Transmissive, Phototransistor Output PHOTOTRANS 2 TAB datasheet, inventory, & pricing.

    • onsemi
    • 3.3 mm

  3. www.alldatasheet.com › 52735 › FAIRCHILDH21A3 Datasheet(PDF) - Fairchild Semiconductor

    H21A3 Product details. The H21A1, H21A2 and H21A3 consist of a gallium arsenide infrared emitting diode coupled with a silicon phototransistor in a plastic housing. The packaging system is designed to optimize the mechanical resolution, coupling efficiency, ambient light rejection, cost and reliability. The gap in the housing provides a means ...

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    • H21A3

  4. www.farnell.com › datasheets › 13244H21A1, H21A2 and H21A3 Phototransistor Optical Interrupter ...

    H21A1 / H21A2 / H21A3. PHOTOTRANSISTOR OPTICAL INTERRUPTER SWITCH. DESCRIPTION. The H21A1, H21A2 and H21A3 consist of a gallium arsenide infrared emitting diode coupled with a silicon phototransistor in a plastic housing. The packaging system is designed to optimize the mechanical resolution, coupling efficiency, ambient light rejection, cost ...

  5. www1.futureelectronics.com › H21A1_H21A2_H21A3H21A1 H21A2 H21A3 Phototransistor Optical Interrupter Switch

    H21A3 0.60 H21A1 IF = 20mA, VCE = 5V 1.0 H21A2 2.0 mA H21A3 4.0 H21A1 IF = 30mA, VCE = 5V 1.9 H21A2 3 mA H21A3 5.5 COLLECTOR CURRENT SATURATION VOLTAGE Symbol Device Test Conditions Min. Typ. Max. Units VCE (SAT) H21A1, H21A2, H21A3, IC = 1.8mA, IF = 20mA 0.40 V 0.40 V Typical Performance Characteristics

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  7. www.digikey.com › en › productsH21A3 onsemi | Sensors, Transducers | DigiKey

    Isocom Components 2004 LTD. 1,579. H21A3IS-ND. $1.82000. Similar. Order today, ships today. H21A3 – Optical Sensor Through-Beam 0.118" (3mm) Phototransistor Slotted, PC Pins from onsemi. Pricing and Availability on millions of electronic components from Digi-Key Electronics.

    • SENSOR OPT SLOT PHOTOTRAN PC PIN
    • onsemi
    • H21A3-ND
    • H21A3

  8. www.digikey.com › en › htmldatasheetsH21A1-A3 by onsemi Datasheet | DigiKey - Digi-Key Electronics

    DESCRIPTION. The H21A1, H21A2 and H21A3 consist of a. gallium arsenide infrared emitting diode. coupled with a silicon phototransistor in a. plastic housing. The packaging system is. designed to optimize the mechanical. resolution, coupling efficiency, ambient light. rejection, cost and reliability.

  9. www.digikey.com › htmldatasheets › productionH21A1-A3 Datasheet by ON Semiconductor | Digi-Key Electronics

    The H21A1, H21A2 and H21A3 consist of a. gallium arsenide infrared emitting diode. coupled with a silicon phototransistor in a. plastic housing. The packaging system is. designed to optimize the mechanical. resolution, coupling efficiency, ambient light. rejection, cost and reliability. The gap in the.