OptoMOS 1-Form-A (SPST-NO) Solid State Relays

Littelfuse offers an extensive portfolio of 1-Form-A (SPST-NO) Solid State Relays (SSRs) in various PC board-mount package sizes. These relays feature load current ratings from 50mA to 9A (20A with heat sink), and 30V to 1000V load voltage ratings. 1-Form-A relays are available in SOP-4, SIP-4, SMD DIP-4, SMD DIP-6, SOIC-16, Power i4-PAC, and ISOPLUS-264 packages. Fault-protected SSRs with active current limit and thermal shutdown are also available from Littelfuse to offer robust and rugged switching solutions.

Types of Optocouplers/Photocouplers

Change category view
Results: 277
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS Mounting Style Package/Case Number of Channels Output Type
IXYS Integrated Circuits Solid State Relays - PCB Mount DPST-NO/NO 8PIN DIP 2.008In Stock
Rp243.451,42
Rp221.986,60
Rp213.730,90
Rp206.025,58
Min.: 1
Mult.: 1
PCB Mount DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 60V 400mA Solid State Relay 203.858In Stock
Rp58.340,28
Rp51.919,18
Rp48.249,98
Rp46.598,84
Min.: 1
Mult.: 1
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 350V 120mA Single OptoMOS Relay 11.703In Stock
Cut Tape
Rp66.779,44
Rp59.624,50
Rp56.872,60
Rp54.120,70
Reel
Rp42.746,18
Min.: 1
Mult.: 1
: 1.000
PCB Mount SMD DIP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 100V Single Pole 100V Power Relay 7.194In Stock
7.550Expected 13/01/2027
Rp405.813,52
Rp365.085,40
Rp315.184,28
Rp303.626,30
Min.: 1
Mult.: 1
PCB Mount ISOPLUS264 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 100V 100mA Solid State Relay 22.193In Stock
Cut Tape
Rp55.588,38
Rp49.717,66
Rp46.782,30
Rp45.314,62
Reel
Rp34.857,40
Min.: 1
Mult.: 1
: 2.000
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST NO Relay 42.444In Stock
Rp94.481,90
Rp77.603,58
Rp72.466,70
Rp70.081,72
Min.: 1
Mult.: 1
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 350V 100mA Solid State Relay 9.043In Stock
Cut Tape
Rp61.275,64
Rp54.671,08
Rp51.735,72
Rp49.717,66
Reel
Rp37.242,38
Min.: 1
Mult.: 1
: 2.000
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST-NO 4PIN SOP 27.869In Stock
Rp64.211,00
Rp51.368,80
Rp48.066,52
Rp43.296,56
Min.: 1
Mult.: 1
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 350V 120mA Dual Single-Pole 10.858In Stock
Cut Tape
Rp161.077,88
Rp143.465,72
Rp137.044,62
Rp132.458,12
Reel
Rp93.931,52
Min.: 1
Mult.: 1
: 1.000
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount DPST-NO/NO 8PIN DIP 269In Stock
Rp292.802,16
Rp260.880,12
Rp249.138,68
Rp212.446,68
Rp203.090,22
Min.: 1
Mult.: 1
PCB Mount DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Dual 1-Form-A 60V 600mA SSR 1.188In Stock
Cut Tape
Rp294.820,22
Rp262.164,34
Rp248.955,22
Rp235.929,56
Reel
Rp188.596,88
Min.: 1
Mult.: 1
: 1.000
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount SP-NO SS OptoMOS Relay 848In Stock
Rp203.640,60
Rp181.441,94
Rp173.369,70
Rp148.602,60
Rp141.264,20
Min.: 1
Mult.: 1
PCB Mount DIP-6 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Dual 1-Form-A 400V 150mA SSR 1.400In Stock
Cut Tape
Rp240.516,06
Rp214.464,74
Rp204.741,36
Rp197.769,88
Reel
Rp165.114,00
Min.: 1
Mult.: 1
: 1.000
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Dual 1-Form-A 400V 150mA SSR 241In Stock
Rp251.890,58
Rp224.371,58
Rp216.482,80
Rp173.736,62
Min.: 1
Mult.: 1
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Dual 1-Form-A 60V 600mA SSR 1.240In Stock
Rp292.802,16
Rp260.880,12
Rp249.138,68
Rp216.849,72
Min.: 1
Mult.: 1
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 250V, 1-Form-A SSR 3.837In Stock
Rp75.035,14
Rp66.962,90
Rp63.844,08
Rp61.275,64
Min.: 1
Mult.: 1
PCB Mount SOP-4 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount 1000V Single Pole 1000V Power Relay 160In Stock
Rp678.802,00
Rp607.986,44
Rp607.252,60
Rp576.798,24
Rp502.680,40
Min.: 1
Mult.: 1
PCB Mount i4-PAC MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST i4-PAC 60V 200In Stock
Rp386.183,30
Rp344.170,96
Rp328.760,32
Rp317.385,80
Min.: 1
Mult.: 1
PCB Mount ISOPLUS264 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST 1 Form A 611In Stock
Rp194.100,68
Rp177.038,90
Rp170.067,42
Rp164.380,16
Min.: 1
Mult.: 1
PCB Mount DIP-8 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount DC Only Single Pole i4-PAC 186In Stock
Rp383.064,48
Rp341.235,60
Rp296.654,82
Rp286.931,44
Min.: 1
Mult.: 1
PCB Mount i4-PAC MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount DPST-NO/NO 8PIN DIP 1.865In Stock
100Expected 05/04/2027
Rp150.804,12
Rp140.530,36
Rp131.724,28
Rp127.137,78
Min.: 1
Mult.: 1
PCB Mount SMD DIP-8 MOSFET
IXYS Integrated Circuits Triac & SCR Output Optocouplers 250V Single Pole SIP Power Relay 3.553In Stock
Cut Tape
Rp51.368,80
Rp42.195,80
Rp38.893,52
Rp35.591,24
Reel
Rp31.922,04
Min.: 1
Mult.: 1
: 1.000
SMD/SMT
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 600V 6-Pin SM 978In Stock
Rp119.615,92
Rp106.590,26
Rp101.820,30
Rp89.345,02
Min.: 1
Mult.: 1
PCB Mount SMD DIP-6 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 600V 100mA 244In Stock
Rp119.432,46
Rp111.360,22
Rp104.205,28
Rp100.352,62
Min.: 1
Mult.: 1
PCB Mount SMD DIP-6 MOSFET
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 250V 250mA 137In Stock
Rp160.710,96
Rp143.282,26
Rp136.861,16
Rp112.644,44
Min.: 1
Mult.: 1
PCB Mount SMD DIP-6 MOSFET