Datasheets
4N37M by:
Lite-On Semiconductor Corporation

Transistor Output Optocoupler, 1-Element, 1500V Isolation, ROHS COMPLIANT, DIP-6

Part Details for 4N37M by Lite-On Semiconductor Corporation

Results Overview of 4N37M by Lite-On Semiconductor Corporation

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4N37M Information

4N37M by Lite-On Semiconductor Corporation is an Optocoupler.
Optocoupler are under the broader part category of Optoelectronics.

Optoelectronic components work to detect, generate, and control light. They can essentially produce and/or react to light. Read more about Optoelectronics on our Optoelectronics part category page.

Price & Stock for 4N37M

Part # Distributor Description Stock Price Buy
DISTI # 160-1912-5-ND
DigiKey OPTOISO 1.5KV TRANS W/BASE 6-DIP Min Qty: 5200 Lead time: 12 Weeks Container: Tube Temporarily Out of Stock
  • 5,200 $0.1106
$0.1106 Buy Now
DISTI # 4N37M
Avnet Americas - Rail/Tube (Alt: 4N37M) RoHS: Compliant Min Qty: 5200 Package Multiple: 65 Lead time: 8 Weeks, 0 Days Container: Tube 0
  • 5,200 $0.0971
  • 5,330 $0.0949
  • 10,530 $0.0927
  • 26,000 $0.0905
  • 52,000 $0.0883
$0.0883 / $0.0971 Buy Now
DISTI # V36:1790_06810751
Arrow Electronics Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 6-Pin PDIP Min Qty: 65 Package Multiple: 65 Lead time: 10 Weeks Date Code: 2337 Americas - 10
  • 65 $0.1670
  • 520 $0.1610
  • 1,040 $0.1310
  • 2,535 $0.1070
  • 5,005 $0.1059
  • 10,010 $0.1030
  • 25,025 $0.0980
  • 50,050 $0.0940
$0.0940 / $0.1670 Buy Now
Future Electronics   RoHS: Compliant pbFree: Yes Min Qty: 5200 Package Multiple: 65 Lead time: 12 Weeks Container: Tube 0
Tube
  • 5,200 $0.0961
$0.0961 Buy Now
Quest Components TRANSISTOR OUTPUT OPTOCOUPLER, 1-ELEMENT, 7500V ISOLATION 4576
  • 1 $0.6675
  • 600 $0.2670
  • 2,997 $0.2336
$0.2336 / $0.6675 Buy Now

Part Details for 4N37M

4N37M CAD Models

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4N37M Part Data Attributes

4N37M Lite-On Semiconductor Corporation
Buy Now Datasheet
Compare Parts:
4N37M Lite-On Semiconductor Corporation Transistor Output Optocoupler, 1-Element, 1500V Isolation, ROHS COMPLIANT, DIP-6
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer LITE-ON TECHNOLOGY CORP
Package Description DIP-6
Reach Compliance Code compliant
HTS Code 8541.40.80.00
Factory Lead Time 8 Weeks
Samacsys Manufacturer Lite-On
Additional Feature UL RECOGNIZED
Coll-Emtr Bkdn Voltage-Min 30 V
Configuration SINGLE
Current Transfer Ratio-Min 100%
Current Transfer Ratio-Nom 100%
Dark Current-Max 50 nA
Forward Current-Max 0.06 A
Forward Voltage-Max 1.5 V
Isolation Voltage-Max 1500 V
Mounting Feature THROUGH HOLE MOUNT
Number of Elements 1
On-State Current-Max 0.1 A
Operating Temperature-Max 100 °C
Operating Temperature-Min -55 °C
Optoelectronic Device Type TRANSISTOR OUTPUT OPTOCOUPLER
Power Dissipation-Max 0.35 W
Surface Mount NO

Alternate Parts for 4N37M

This table gives cross-reference parts and alternative options found for 4N37M. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 4N37M, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
4N37M onsemi $0.2775 6-Pin DIP Package Phototransistor Output Optocoupler, PDIP-6, 1000-BLKBG 4N37M vs 4N37M

4N37M Related Parts

4N37M Frequently Asked Questions (FAQ)

  • A good PCB layout practice is to keep the input and output circuits separate, use a ground plane, and minimize the loop area of the input and output circuits. Additionally, place a 0.1uF bypass capacitor between the VCC and GND pins to reduce noise.

  • To ensure reliability in high-temperature applications, follow the recommended operating temperature range (up to 110°C), use a heat sink if necessary, and avoid exceeding the maximum junction temperature (150°C). Also, consider using a thermally conductive material for the PCB and ensure good airflow around the device.

  • The maximum allowable voltage for the 4N37M's input diode is 5V. Exceeding this voltage may damage the device. If a higher voltage is required, consider using a voltage divider or a zener diode to limit the voltage.

  • The 4N37M is suitable for low-to-medium frequency applications (up to 100 kHz). For high-frequency applications, consider using a faster optocoupler with a higher bandwidth, such as the 4N35M or 6N137M.

  • To troubleshoot issues with the 4N37M, check the input voltage and current, ensure proper PCB layout and routing, verify the output circuitry, and use a logic analyzer or oscilloscope to debug the signal. Also, consult the datasheet and application notes for guidance.

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