Normally Close 40A Solid State (TDB Series)

Normally Close Solid State Relay added to selection, DC Input AC output with 10A to 40A rated load current for specific needs, and more.

Bright TOWARD offers High Power Normally Close 40A Solid State Relay with 240VAC load voltage.  TBD series achieve low power consumption by this normally close (NC) configuration.  All products are TTL and CMOS compatible control.

TDB Series

Photo-coupled Solid State Relay, Normally Close Type, DC input AC output, Input LED indicator, High dv/dt and high blocking voltage, TTL and CMOS compatible control, Zero voltage turn-on, zero current turn-off, High surge rating, Output snubber circuit protection

Normally Close 40A Solid State TDB

Product NameInput Voltage RangeInput Current RangeTurn-On TypeLoad Voltage RangeRated Load Current (Max)Transient Overvoltage (Vp)On-State Voltage Drop (Max)Insulation Resistance (min)Insulation between Input-Output
TDB2104 to 32VDC1.5 to 4.0mAZero-On24 to 280VAC10A600Vp1.6VAC1000M Ohm3500VAC
TDB210R4 to 32VDC1.5 to 4.0mARandom-On24 to 280VAC10A600Vp1.6VAC1000M Ohm3500VAC
TDB2154 to 32VDC1.5 to 4.0mAZero-On24 to 280VAC15A600Vp1.6VAC1000M Ohm3500VAC
TDB215R4 to 32VDC1.5 to 4.0mARandom-On24 to 280VAC15A600Vp1.6VAC1000M Ohm3500VAC
TDB2254 to 32VDC1.5 to 4.0mAZero-On24 to 280VAC25A600Vp1.6VAC1000M Ohm3500VAC
TDB225R4 to 32VDC1.5 to 4.0mARandom-On24 to 280VAC25A600Vp1.6VAC1000M Ohm3500VAC
TDB2404 to 32VDC1.5 to 4.0mAZero-On24 to 280VAC40A600Vp1.6VAC1000M Ohm3500VAC
TDB240R4 to 32VDC1.5 to 4.0mARandom-On24 to 280VAC40A600Vp1.6VAC1000M Ohm3500VAC
DIMENSIONS

Data Sheet

TDB Series

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