Hermetically Sealed, Transistor Output Optocouplers for Analog and Digital Applications

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The 4N55#200 is a Commercial Grade 4N55 with solder dipped leads. The solder contains lead. Please use the Datasheet link for further details.


  • Commercial Grade, Two Channel, 16-Pin DIP
  • Performance Guaranteed from -55 degrees to 125 degrees C
  • High Radiation Immunity
  • Reliability Data
  • MIL-PRF-38534 Class H and Class K Available
  • Five Hermetically Sealed Package Configurations
  • One and Four Channel Devices Available (different package)
  • 9 MHz Bandwidth
  • High Speed: Typically 400kBit/s
  • Open Collector Output
  • 2-18 V Vcc Range
  • 1500 Vdc Withstand Test Voltage


  • Military and Aerospace
  • High Reliability Systems
  • Transportation, Medical, and Life Critical Systems
  • Vehicle Command, Control
  • Line Receiver
  • Switching Power Supply
  • Voltage Level Shifting
  • Analog Signal Ground Isolation
  • Isolated Input Line Receiver
  • Isolated Output Line Driver
  • Logic Ground Isolation
  • Isolation for Test Equipment Systems
  • Harsh Industrial Environments

Lifecycle Status


Lifecycle Status


Specification Value
Lifecycle Active
Distrib. Inventory Yes
Samples Available No
Bandwidth (MHz) 9
Bandwidth Uom MHz
CMR (min.) (V/µs) 1000.0
CTR Min. (%) 9.0
Data Rate 700 Kb/s
IF Min. (mA) 12.0
Input Current Ma Uom mA
RoHS6 Compliant N
Package Hermetic 16 Pin DIP
Product Type Hermetic High Speed Transistor
Prop Delay (tPHL) Max. (µs) 2.0
Prop Delay tPHL Uom µs
Prop Delay (tPLH) Max. (µs) 6.0
Prop Delay tPLH Uom µs
Reliability Class Commercial
VDD2 (V) 2.0


Application Note (3) i
Data Sheet (1) i
Product Change Notice (PCN) (4) i
Technical Specification (1) i
White Papers (1) i