KA3842B SMPS Controller IC

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Sold By: HatchnhackSKU: J02-10

Sale price₹ 12.70 Regular price₹ 15.80

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It's a Fairchild KA3842B DIP-8 SMPS Controller. It's a fixed frequency current-mode PWM controller. It is designed for Off-Line and DC-to-DC converter applications. It features a trimmed oscillator for precise duty cycle control, a temperature-compensated reference, a high gain error amplifier, and current sensing comparator.



  • Low Start up Current
  • Maximum Duty Clamp
  • UVLO with hysteresis
  • Operating frequency - 500KHz
Model KA3842B 
Type SMPS Controller
Package  DIP-8
Voltage 30V
Output Current 1A
Power Dissipation 1200mW
Storage Temperature Range -65 to 150 °C
Number of Pins 8
Mounting Type Through Hole
Quantity 10

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