Optoisolator with NPN Output – 4-Pin DIP

Reliable Signal Isolation for Critical Circuits

The NTE3098 optoisolator offers robust electrical isolation and dependable signal transfer in a variety of electronic applications. Featuring a phototransistor output with NPN configuration and housed in a compact 4-pin DIP package, this device ensures protection and performance for sensitive control, switching, and interface circuits.

Key Features and Technical Specifications

• High isolation voltage: 5000Vrms (min) between input and output
• NPN silicon phototransistor output
• Package: Standard 4-pin DIP (through-hole)
• Collector-emitter voltage (VCEO): 55V
• Collector current (IC): max 50mA
• Forward current (IF): max 60mA
• Forward voltage (VF): 1.15V typical @ 10mA
• Collector power dissipation (PC): 150mW max
• Operating temperature range: -55C to +100C
• Current transfer ratio (CTR): min 100%

Efficient and Versatile Optoisolator Solution

Designed for applications where secure signal transfer and isolation are essential, this optoisolator is ideal for switching power supplies, microcontroller interfaces, and industrial control systems. The high collector-emitter voltage and practical power handling enable use in both logic-level and moderate voltage circuits.

Pin Configuration

1. Anode (input LED)
2. Cathode (input LED)
3. Emitter (output phototransistor)
4. Collector (output phototransistor)

The 4-pin DIP form factor facilitates straightforward integration into standard through-hole circuit designs.

Usage Guidelines

To ensure optimal isolation performance, connect the input LED side to the logic or control signal, respecting the specified forward current and voltage ratings. The NPN phototransistor output delivers reliable, low-leakage signal switching for interfacing with TTL, CMOS, or analog circuits.

This part is the equivalent replacement for the following:

0N3111, 0N3111Q, 0N3111R, 0N3131, 0N3131-R, 0N3131R, 0N3161, 0N3161Q, 0N3161-R, 0N3161R, 0N3171, 1255-1206, 162-00028-01, 1620002801, 184105, 185215, 185239, 190224, 194224, 1PC817, 202095, 212379, 212571, 219076, 2368913, 268P03301, 268P033010, 268P058010, 2SB1274(Q), 3131R, 3161, 3161(OPTO), 3161R, 407-002-6809, 4070026809, 407-002-9602, 407-104-2204, 4071042204, 407-104-2402, 4071042402, 407-106-6101, 4071066101, 407-14-2402, 407-175-9904, 4071759904, 46-131349-3, 46-131774-3, 46-132731-3, 46-133388-3, 4822-130-90347, 482213090347, 4835-130-87078, 483513087078, 4835-130-87121, 483513087121, 4835-130-87149, 483513087149, 4835-209-17367, 483520917367, 4835-209-87121, 483520987121, 4835-209-87149, 483520987149, 6194000010, 6194000030, 64015451, 69-02006-02, 8-719-800-42, 8-719-801-22, 871992774, 8-719-936-96, 871993696, 921-02050, 921-02051, 9-984-993-01, A6841063, A8643100, A8643112, A8643135, EA33X8828, ECG3098, EW41X1200, EW41X349, EW84X0599, EW84X448, EW84X599, FX0007CE, FX0011CE, FX0021CE, LTK817, LTK817A, LTK817B, LTK817C, NJL5151D, NJL5151DB, NJL5151DC, NJL5151DD, NJL5151DE, NJL5151DF, NTE3098, ON3111, ON3111Q, ON3111R, ON3131, ON3131-R, ON3131R, ON3161, ON3161Q, ON3161-QR, ON3161-R, ON3161R, ON3171, P321, P521-1, P621, P621B, P621GB, PC123, PC17T1, PC810, PC812, PC816, PC816A, PC816AB, PC816AC, PC816AD, PC817, PC817A, PC817AB, PC817AC, PC817AD, PC817-B, PC817B, PC817C, PC817D, PC817X2, PC818, PS2403-1, PS2403-1MY, RH6-FX0034CEZZ, RH-EX0021CEZZ, RH-FX0007CEZZ, RHFX0007CEZZ, RH-FX0011CEZZ, RHFX0011CEZZ, RH-FX0018CEZZ, RH-FX0021CEZZ, RHFX0021CEZZ, RHFX0034CEZZ, SK10178, SK10178/3098, SK9763, TLB621-1BL, TLP521-1, TLP521-1-BL, TLP521-1BL, TLP521-1GB, TLP621, TLP621-1, TLP621-1-BL, TLP6211BL, TLP621-1-GB, TLP621-1GB, TLP621(B), TLP621B, TLP621G, TLP-621-GB, TLP621-GB, TLP621(GB), TLP621GB, TLP621-GR, TLP621GR, TLP621GRJ, TLP621-GRL, TLP621(GRL), TLP621GRL, TLP621(GRL-L), TLP621(GRL-LF2), TLP621(GRLLF2), TLP621GRLLF2, TLP624