R74 Semi-Conductors Electronic Parts

Features
  • Compact, with Low 5mm (.197") Profile
  • Low Power Consumption (140mW)
  • Standard Pin Spacing (0.1")
  • PC Board Mount
  • Surface Mount ("SM" Suffix)
  • R74 SeriesUL CSA logo

    Subminiature, PC Mount, 1 Amp, DPDT Low
    Signal Relay
    Photo of R74 Series Relay

    DPDT, 2 Form "C"
    (Bottom View)

    DC OPERATED
    NTE Type No.Nom.
    Volt.
    Contact
    Arr.
    Coil Res.
    ±10%
    Ohms
    (Typ)
    Approx.
    Nom.
    Power
    Max.
    Contact
    Cur, @
    30VDC
    Diag.
    No.
    R74-11D1-33VDCDPDT64.3140mW1AD52
    R74-11D1-3SM3VDCDPDT64.3140mW1AD53
    R74-11D1-55VDCDPDT178140mW1AD52
    R74-11D1-5SM5VDCDPDT178140mW1AD53
    R74-11D1-66VDCDPDT257140mW1AD52
    R74-11D1-6SM6VDCDPDT257140mW1AD53
    R74-11D1-1212VDCDPDT1028140mW1AD52
    R74-11D1-12SM12VDCDPDT1028140mW1AD53
    R74-11D1-2424VDCDPDT2880140mW1AD52
    R74-11D1-24SM24VDCDPDT2880140mW1AD53

    ACCESSORIES
    Mounting StylesDescriptionNTE Type No.
    PC Mount10-Pin DIPNTE409 (16-Pin DIP)

      
    Dimensional Drawings
    D52D53

    Electrical Specifications

    Contact
    Rating: 1 Amp
    Material: Ag (Au clad)
    Resistance: 50 milliohms (Standard), 60 milliohms (Surface Mount)

    Coil
    Coil Voltages: See Chart
    Pick-up Voltages: 75% max of rated voltage
    Drop-out Voltages: 10% min of rated voltage
    Resistance: See chart

    Operational Characteristics
    Timing Values:
                 Operate Time: 3mS max
                 Release Time: 2mS max

    Insulation Characteristics
    Dielectric Strength:
                 Between Contact & Coil: 1000 VAC
                 Between Contacts (Same Polarity): 1000 VAC
                 Between Contacts (Different Polarity): 750 VAC
                 Insulation Resistance: 1000 megohms

    Environmental Characteristics
    Operating: -40°C to +70°C (Standard)
                          -40°C to +85°C (Surface Mount)

    Life
    Mechanical: 36,000 operations/hour
    Electrical: 1,800 operations/hour (under rated load)

    Weight
    Std: 0.05 ozs. (1.5 grams) - approx

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    Contact Us:

    Centerpointe Electronics
    5241 Lincoln Ave. Unit #A-7
    Cypress, CA 90630
    Call Toll Free: 800-272-2737
    Fax Toll Free: 800-493-7862
    Intl. Call No: 714-821-1100
    Intl. Fax No.: 714-828-0282