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.

Results: 268
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Packaging Mounting Style Load Current Rating Load Voltage Rating Relay Contact Form Control Voltage Range Package/Case Output Type Input Current Minimum Operating Temperature Maximum Operating Temperature Length Width Height Series
IXYS Integrated Circuits Solid State Relays - PCB Mount Dual 1-Form-A 250V 50mA SSR 167In Stock
Rp196.669,12
Rp179.423,88
Rp172.452,40
Rp166.581,68
Min.: 1
Mult.: 1
Tube PCB Mount 50 mA 250 VDC 2 Form A (DPST-NO) 900 mVDC to 1.4 VDC SMD DIP-8 MOSFET 50 mA - 40 C + 85 C 9.652 mm (0.38 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) OAA160
IXYS Integrated Circuits Solid State Relays - PCB Mount DPST-NO/NO 8PIN DIP 90In Stock
Rp224.004,66
Rp205.475,20
Rp198.320,26
Rp191.532,24
Min.: 1
Mult.: 1
Tube PCB Mount 250 mA 400 VDC 2 Form A (DPST-NO) 900 mVDC to 1.4 VDC SMD DIP-8 MOSFET 50 mA - 40 C + 85 C 9.652 mm (0.38 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PAA191
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 600V 100mA 244In Stock
Rp120.533,22
Rp111.910,60
Rp104.939,12
Rp101.086,46
Min.: 1
Mult.: 1
Tube PCB Mount 100 mA 600 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PLA143
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 250V 250mA 137In Stock
Rp160.710,96
Rp143.282,26
Rp136.861,16
Rp119.065,54
Min.: 1
Mult.: 1
Tube PCB Mount 250 mA 250 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PLA150
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST-NO 6PIN DIP 213In Stock
Rp134.659,64
Rp128.422,00
Rp126.770,86
Rp107.507,56
Min.: 1
Mult.: 1
Tube PCB Mount 50 mA 300 VDC 1 Form A (SPST-NO) 1.8 VDC to 2.8 VDC DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PLA160
IXYS Integrated Circuits Solid State Relays - PCB Mount RELAY OPTO 170MA SP-NO 6-SMD 160In Stock
Rp130.990,44
Rp108.608,32
Rp101.636,84
Rp97.967,64
Min.: 1
Mult.: 1
Tube PCB Mount 170 mA 300 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LCA125
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 600V 100mA 318In Stock
Cut Tape
Rp138.879,22
Rp130.256,60
Rp115.763,26
Rp109.892,54
Reel
Rp83.290,84
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 100 mA 600 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PLA143
IXYS Integrated Circuits Solid State Relays - PCB Mount Single-Pole Relay 600V 100mA 294In Stock
Rp117.964,78
Rp105.122,58
Rp100.352,62
Rp96.866,88
Min.: 1
Mult.: 1
Tube PCB Mount 100 mA 600 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) PLA193
IXYS Integrated Circuits Solid State Relays - PCB Mount SS Relay SP, NO 4-PIN SOP OptoMOS 12.100In Stock
Rp67.146,36
Rp59.991,42
Rp56.689,14
Rp54.671,08
Min.: 1
Mult.: 1
Tube PCB Mount 300 mA 100 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SOP-4 MOSFET 50 mA - 40 C + 110 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.184 mm (0.086 in) CPC1004
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A SSR 4-Pin SOP 138.291In Stock
Rp23.115,96
Rp20.730,98
Rp19.813,68
Rp19.079,84
Min.: 1
Mult.: 1
Tube PCB Mount 75 mA 60 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SOP-4 MOSFET 50 mA - 40 C + 85 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.184 mm (0.086 in) CPC1006
IXYS Integrated Circuits Solid State Relays - PCB Mount SPST-NO 4PIN SOP 64.112In Stock
Rp44.764,24
Rp41.645,42
Rp40.361,20
Rp39.443,90
Min.: 1
Mult.: 1
Tube PCB Mount 150 mA 100 VDC 1 Form A (SPST-NO) 900 mVDC to 1.5 VDC SOP-4 MOSFET 50 mA - 40 C + 85 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.03 mm (0.08 in) CPC1008
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 60V 750mA Solid State Relay 60.738In Stock
Cut Tape
Rp71.732,86
Rp63.844,08
Rp61.092,18
Rp58.890,66
Reel
Rp48.800,36
Min.: 1
Mult.: 1
: 2.000
Reel, Cut Tape, MouseReel PCB Mount 750 mA 60 VDC 1 Form A (SPST-NO) 900 mVDC to 1.5 VDC SOP-4 MOSFET 50 mA - 40 C + 85 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.03 mm (0.08 in) CPC1019
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 400V 120mA Solid State Relay 104.956In Stock
Cut Tape
Rp57.422,98
Rp53.753,78
Rp47.883,06
Rp46.231,92
Reel
Rp39.627,36
Min.: 1
Mult.: 1
: 2.000
Reel, Cut Tape, MouseReel PCB Mount 120 mA 400 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SOP-4 MOSFET 50 mA - 40 C + 85 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.184 mm (0.086 in) CPC1025
IXYS Integrated Circuits Solid State Relays - PCB Mount Single Pole Relay 400V 140mA 10.206In Stock
Cut Tape
Rp76.319,36
Rp68.247,12
Rp65.128,30
Rp62.559,86
Reel
Rp55.221,46
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 140 mA 400 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-4 MOSFET 50 mA - 40 C + 85 C 6.35 mm (0.25 in) 4.572 mm (0.18 in) 3.3 mm (0.13 in) CPC1390
IXYS Integrated Circuits Solid State Relays - PCB Mount 600V AC/DC 1-FORM-A ENHANCED ISO PSIP 4.075In Stock
Rp318.119,64
Rp283.445,70
Rp270.603,50
Rp261.247,04
Min.: 1
Mult.: 1
Tube PCB Mount 1 A 600 VDC 1 Form A (SPST-NO) 900 mVDC to 1.5 VDC SIP-4 MOSFET 50 mA - 40 C + 85 C 21.082 mm (0.83 in) 3.302 mm (0.13 in) 10.16 mm (0.4 in) CPC1984Y
IXYS Integrated Circuits Solid State Relays - PCB Mount 1000V Single Pole 1000V Power Relay 583In Stock
Rp741.178,40
Rp711.274,42
Rp678.985,46
Rp655.686,04
Min.: 1
Mult.: 1
Tube PCB Mount 900 mA 1 kVDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC i4-PAC MOSFET 100 mA - 40 C + 85 C 19.914 mm (0.784 in) 5.029 mm (0.198 in) 26.162 mm (1.03 in) CPC1988
IXYS Integrated Circuits Solid State Relays - PCB Mount 60V 1000mA Dual Single-Pole 4.928In Stock
Rp354.811,64
Rp316.101,58
Rp301.975,16
Rp291.334,48
Min.: 1
Mult.: 1
Tube PCB Mount 1 A 60 VDC 2 Form A (DPST-NO) 900 mVDC to 1.4 VDC SMD DIP-8 MOSFET 50 mA - 40 C + 85 C 9.652 mm (0.38 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LAA710
IXYS Integrated Circuits Solid State Relays - PCB Mount 60V 1000mA Dual Single-Pole 3.105In Stock
Cut Tape
Rp359.398,14
Rp320.137,70
Rp305.644,36
Rp289.499,88
Reel
Rp246.203,32
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 1 A 60 VDC 2 Form A (DPST-NO) 900 mVDC to 1.4 VDC SMD DIP-8 MOSFET 50 mA - 40 C + 85 C 9.652 mm (0.38 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LAA710
IXYS Integrated Circuits Solid State Relays - PCB Mount AC SS Power Switch Dual Power SCR Out 2.139In Stock
Rp255.559,78
Rp227.673,86
Rp217.216,64
Rp208.777,48
Min.: 1
Mult.: 1
Tube PCB Mount 3 A 20 VAC to 240 VAC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SIP-4 SCR 50 mA - 40 C + 85 C 21.082 mm (0.83 in) 3.302 mm (0.13 in) 10.16 mm (0.4 in) CPC1964B
IXYS Integrated Circuits Solid State Relays - PCB Mount SP AC Solid State Power Switch 3.500In Stock
7.700Expected 15/04/2027
Rp399.025,50
Rp362.333,50
Rp345.088,26
Rp330.044,54
Min.: 1
Mult.: 1
Tube PCB Mount 5 A 20 VAC to 240 VAC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC i4-PAC SCR 50 mA - 40 C + 85 C 19.914 mm (0.784 in) 5.029 mm (0.198 in) 20.879 mm (0.822 in) CPC1998
IXYS Integrated Circuits Solid State Relays - PCB Mount SP-NO SS OptoMOS Relay 6.626In Stock
Rp189.147,26
Rp168.599,74
Rp160.894,42
Rp153.005,64
Min.: 1
Mult.: 1
Tube PCB Mount 1.5 A 100 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LCA701
IXYS Integrated Circuits Solid State Relays - PCB Mount SP-NO SS OptoMOS Relay 2.664In Stock
Cut Tape
Rp180.708,10
Rp161.077,88
Rp153.739,48
Rp148.419,14
Reel
Rp126.954,32
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 1.5 A 100 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LCA701
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 60V 1000 mA SSR w/optic MOSFET 4.817In Stock
Cut Tape
Rp184.193,84
Rp172.635,86
Rp153.556,02
Rp145.850,70
Reel
Rp117.781,32
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 1 A 60 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LCA710
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A 60V 2200mA SSR w/optic MOSFET 4.158In Stock
5.000Expected 16/06/2027
Cut Tape
Rp198.320,26
Rp176.671,98
Rp168.783,20
Rp162.912,48
Reel
Rp135.393,48
Min.: 1
Mult.: 1
: 1.000
Reel, Cut Tape, MouseReel PCB Mount 2.2 A 60 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SMD DIP-6 MOSFET 50 mA - 40 C + 85 C 8.382 mm (0.33 in) 6.35 mm (0.25 in) 3.302 mm (0.13 in) LCA715
IXYS Integrated Circuits Solid State Relays - PCB Mount 1-Form-A SSR 4-Pin SOP 31.777In Stock
Cut Tape
Rp41.828,88
Rp39.260,44
Rp35.591,24
Rp34.307,02
Reel
Rp29.537,06
Min.: 1
Mult.: 1
: 2.000
Reel, Cut Tape, MouseReel PCB Mount 75 mA 60 VDC 1 Form A (SPST-NO) 900 mVDC to 1.4 VDC SOP-4 MOSFET 50 mA - 40 C + 85 C 4.089 mm (0.161 in) 3.81 mm (0.15 in) 2.184 mm (0.086 in) CPC1006