Transistor Output Optocouplers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Mounting Style	Package/Case	Number of Channels	Isolation Voltage	Output Type	Current Transfer Ratio - Min	Current Transfer Ratio - Max	If - Forward Current	Vf - Forward Voltage	Maximum Collector Emitter Voltage	Maximum Collector Current	Maximum Collector Emitter Saturation Voltage	Rise Time	Fall Time	Vr - Reverse Voltage	Pd - Power Dissipation	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Transistor Output Optocouplers Optocoupled Isolator 4N24A Optek / TT Electronics 1: $56.70 150In Stock	Mfr. Part No. 4N24A Mouser Part No 828-4N24A	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	150In Stock	$56.70 $56.67 $56.64 View Quote	Min.: 1 Mult.: 1		Through Hole		1 Channel	1000 Vrms	NPN Phototransistor	100 %		10 mA	1.3 V	35 V	50 mA	300 mV	20 us	20 us	2 V	300 mW	- 65 C	+ 125 C	Bulk
Transistor Output Optocouplers Optocoupled Isolator 4N49 Optek / TT Electronics 1: $63.92 154In Stock	Mfr. Part No. 4N49 Mouser Part No 828-4N49	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	154In Stock	$63.92 $62.02 $56.13 Quote Quote	Min.: 1 Mult.: 1		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor	200 %	1000 %	1 mA	1.5 V	40 V	50 mA	300 mV	25 us	25 us	2 V	300 mW	- 55 C	+ 125 C	Bulk
Transistor Output Optocouplers Optocoupled Isolator 4N23 Optek / TT Electronics 1: $48.69 215In Stock	Mfr. Part No. 4N23 Mouser Part No 828-4N23	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	215In Stock	$48.69 $47.10 $47.08 View Quote	Min.: 1 Mult.: 1		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor	60 %		10 mA	1.3 V	35 V	50 mA	300 mV	15 us	15 us	2 V	300 mW	- 65 C	+ 125 C	Bulk
Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78 JANTX4N24A Optek / TT Electronics 1: $53.64 168In Stock	Mfr. Part No. JANTX4N24A Mouser Part No 828-JANTX4N24A	Optek / TT Electronics	Transistor Output Optocouplers OPTIC CPLD ISOLATOR TO-78 Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	168In Stock	$53.64 $53.62 $52.56 View Quote	Min.: 1 Mult.: 1		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor	100 %		10 mA	1.5 V	40 V	50 mA	300 mV	20 us	20 us	2 V	300 mW	- 55 C	+ 125 C
Transistor Output Optocouplers Optocoupled Isolator 4N49U Optek / TT Electronics 1: $50.12 1,636In Stock	Mfr. Part No. 4N49U Mouser Part No 828-4N49U	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	1,636In Stock	$50.12	Min.: 1 Mult.: 1		SMD/SMT	LCC-6	1 Channel	1000 Vrms	NPN Phototransistor	200 %		1 mA	1.5 V	40 V	10 mA	300 mV	20 us	20 us	2 V	300 mW	- 55 C	+ 125 C	Waffle
Transistor Output Optocouplers Optocoupled Isolator 3C92C Optek / TT Electronics 1: $28.27 123In Stock	Mfr. Part No. 3C92C Mouser Part No 828-3C92C	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	123In Stock	$28.27 $27.81	Min.: 1 Mult.: 1		Through Hole	TO-72-4	1 Channel	1000 Vrms	NPN Phototransistor	30 %	200 %	10 mA	1.5 V	30 V	30 mA	400 mV			7 V	200 mW	- 55 C	+ 125 C	Bulk
Transistor Output Optocouplers Isolator 3N244 Optek / TT Electronics 1: $28.67 3In Stock	Mfr. Part No. 3N244 Mouser Part No 828-3N244	Optek / TT Electronics	Transistor Output Optocouplers Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	3In Stock	$28.67	Min.: 1 Mult.: 1		Through Hole	TO-72-4	1 Channel	1000 Vrms	NPN Phototransistor			3 mA	1.3 V	30 V	30 mA	300 mV	10 us	10 us	2 V	200 mW	- 55 C	+ 125 C	Bulk
Transistor Output Optocouplers TO-78 OCI Collector Isolated JANTX4N49A Optek / TT Electronics 1: $62.27 41In Stock 159Expected 27/10/2026	Mfr. Part No. JANTX4N49A Mouser Part No 828-JANTX4N49A	Optek / TT Electronics	Transistor Output Optocouplers TO-78 OCI Collector Isolated Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	41In Stock 159Expected 27/10/2026	$62.27	Min.: 1 Mult.: 1		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor	200 %	1000 %	1 mA	1.5 V	40 V	50 mA	300 mV	20 us	20 us	2 V	300 mW	- 55 C	+ 125 C
Transistor Output Optocouplers TO-78 OCI JAN4N49 Optek / TT Electronics 1: $63.47 2In Stock 100Expected 10/5/2027	Mfr. Part No. JAN4N49 Mouser Part No 828-JAN4N49	Optek / TT Electronics	Transistor Output Optocouplers TO-78 OCI Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	2In Stock 100Expected 10/5/2027	$63.47 $61.70	Min.: 1 Mult.: 1		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor	200 %	1000 %	1 mA	1.5 V	40 V	50 mA	300 mV	20 us	20 us	2 V	300 mW	- 55 C	+ 125 C
Transistor Output Optocouplers Isolator 3N243 Optek / TT Electronics 100: $30.74 Non-Stocked	Mfr. Part No. 3N243 Mouser Part No 828-3N243	Optek / TT Electronics	Transistor Output Optocouplers Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	Non-Stocked	$30.74 $28.98 $28.85 View Quote	Min.: 100 Mult.: 100	No	Through Hole	TO-72-4	1 Channel	1000 Vrms	NPN Phototransistor			3 mA	1.3 V	30 V	30 mA	300 mV	10 us	10 us	2 V	200 mW	- 55 C	+ 125 C	Bulk
Transistor Output Optocouplers Optocoupled Isolator 4N24U Optek / TT Electronics 250: $46.85 Non-Stocked Lead-Time 28 Weeks	Mfr. Part No. 4N24U Mouser Part No 828-4N24U	Optek / TT Electronics	Transistor Output Optocouplers Optocoupled Isolator Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	Non-Stocked Lead-Time 28 Weeks	$46.85	Min.: 250 Mult.: 250		SMD/SMT	LCC-6	1 Channel	1000 Vrms	NPN Phototransistor														Bulk
Transistor Output Optocouplers TO-78 OCI Collector Isolated JANTX4N22A Optek / TT Electronics 100: $66.08 Non-Stocked Lead-Time 34 Weeks	Mfr. Part No. JANTX4N22A Mouser Part No 828-JANTX4N22A	Optek / TT Electronics	Transistor Output Optocouplers TO-78 OCI Collector Isolated Learn More about Optek / TT Electronics optek high reliability sensors	Datasheet	Non-Stocked Lead-Time 34 Weeks	$66.08	Min.: 100 Mult.: 100		Through Hole	TO-78-6	1 Channel	1000 Vrms	NPN Phototransistor			10 mA	1.3 V	35 V	50 mA	300 mV	15 us	15 us	2 V	300 mW	- 55 C	+ 125 C

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