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  • KA431AZ - Programmable Shunt Regulator - 3 Pieces Pack

The KA431A are three-terminal adjustable regulator series with a guaranteed thermal stability over applicable temperature ranges. The output voltage may be set to any value between VREF (approximately 2.5 volts) and 36 volts with two external resistors These devices have a typical dynamic output impedance of 0.2W Active output circuitry provides a very sharp turn on characteristic, making these devices excellent replacement for zener diodes in many applications.


• Programmable Output Voltage to 36 Volts 

• Low Dynamic Output Impedance 0.20 Typical 

• Sink Current Capability of 1.0 to 100mA 

• Equivalent Full-Range Temperature Coefficient of 50ppm/°C Typical 

• Temperature Compensated for Operation Over Full Rated Operating Temperature Range 

• Low Output Noise Voltage 

• Fast Turn-on Response  


Parameter Symbol Value Unit
Cathode Voltage VKA 37 V
Cathode Current Range (Continuous) IKA -100 ~ +150 m A
Reference Input Current Range IREF 0.05 ~ +10 m A
Power Dissipation PD 770 m W
D, Z Suffix Package
DIP Package 1000 m W
Junction Temperature TJ 150 °C
Operating Temperature Range TOPR 25 ~ +85 °C
Storage Temperature Range TSTG -65 ~ +150 °C

Related Document:-

KA431AZ Data Sheet

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KA431AZ - Programmable Shunt Regulator - 3 Pieces Pack

  • Product Code: EC-1868
  • Availability: 170
  • Rs.18.00
  • Rs.14.50