Optocoupler Phototransistors

Würth Elektronik Optocoupler Phototransistors feature 5kV isolation voltage, fast switching time, and good stability of inner isolation. The WL-OCPT series provides an IR LED and phototransistor in one package. These modules offer a stable current transfer ratio (CTR) in a full operating temperature range with different CTR binnings available. Würth Elektronik Optocoupler Phototransistors are ideal for power supplies, office equipment, instrumental applications, computers, and microprocessors.

Results: 100
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Wurth Elektronik Single Colour LEDs WL-SUTW Wtrclr TopVw 365nm 50mW 3.6V 120D 13.180In Stock
Cut Tape
Rp6.971,48
Rp6.237,64
Rp5.687,26
Rp5.320,34
Reel
Rp3.724,24
Min.: 1
Mult.: 1
: 4.000
Wurth Elektronik Single Colour LEDs WL-SUTW Wtrclr TopVw 395nm 140mW 3.4V 120 5.324In Stock
Cut Tape
Rp11.741,44
Rp10.640,68
Rp9.723,38
Rp8.439,16
Reel
Rp7.154,94
Min.: 1
Mult.: 1
: 4.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 5KVrms 10pF LSO 4 V-Type 1.359In Stock
3.000Expected 20/11/2026
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 5KVrms 10pF LSO 4 V-Type 4.436In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 5KVrms 10pF LSO 4 V-Type 2.991In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 5KVrms 10pF LSO 4 V-Type 3.810In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 5KVrms 10pF LSO 4 V-Type 4.048In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 3.75KVrm 10pF SOP 4 V-Type 3.301In Stock
6.000Expected 22/01/2027
Cut Tape
Rp7.154,94
Rp6.311,02
Rp5.797,34
Rp5.283,65
Rp5.063,50
Reel
Rp4.788,31
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 3.75KVrm 10pF SOP 4 V-Type 4.648In Stock
Cut Tape
Rp7.154,94
Rp6.311,02
Rp5.797,34
Rp5.283,65
Rp5.063,50
Reel
Rp4.788,31
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 3.75KVrm 10pF SOP 4 V-Type 5.120In Stock
Cut Tape
Rp7.154,94
Rp6.311,02
Rp5.797,34
Rp5.283,65
Rp5.063,50
Reel
Rp4.788,31
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 3.75KVrm 10pF SOP 4 V-Type 5.562In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 3.75KVrm 10pF SOP 4 V-Type 2.980In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 3.75KVrm 10pF SOP 4 V-Type 3.754In Stock
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 35V 3.75KVrm 10pF SOP 4 V-Type 2.516In Stock
3.000Expected 20/11/2026
Cut Tape
Rp5.320,34
Rp4.623,19
Rp4.274,62
Rp3.871,01
Rp3.705,89
Reel
Rp3.522,43
Min.: 1
Mult.: 1
: 3.000
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 Standard 190In Stock
Rp6.788,02
Rp5.999,14
Rp5.522,15
Rp5.026,80
Rp4.788,31
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 M-Type 200In Stock
Rp6.788,02
Rp5.999,14
Rp5.522,15
Rp5.026,80
Rp4.788,31
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 SL-Type 1.034In Stock
Cut Tape
Rp7.154,94
Rp6.311,02
Rp5.797,34
Rp5.283,65
Rp5.063,50
Reel
Rp4.788,31
Min.: 1
Mult.: 1
: 1.500
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 SL-Type 3.795In Stock
Cut Tape
Rp7.154,94
Rp6.311,02
Rp5.797,34
Rp5.283,65
Rp5.063,50
Reel
Rp4.788,31
Min.: 1
Mult.: 1
: 1.500
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 Standard 142In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 Standard 158In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 Standard 959In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 M-Type 149In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 M-Type 462In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 M-Type 166In Stock
Rp6.604,56
Rp6.017,49
Rp5.357,03
Rp4.696,58
Min.: 1
Mult.: 1
Wurth Elektronik Transistor Output Optocouplers WL-OCPT 80V 5KVrms 10pF Dip 4 S-Type 879In Stock
Cut Tape
Rp6.971,48
Rp6.329,37
Rp5.632,22
Rp4.935,07
Reel
Rp3.797,62
Min.: 1
Mult.: 1
: 1.500