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onsemi

KA3842B

Regular price Dhs. 355,889.44
Regular price Dhs. 374,620.46 Sale price Dhs. 355,889.44
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1 Dhs. 355,889.44 AED Dhs. 355,889.44 AED
15+ Dhs. 344,650.82 AED Dhs. 5,169,762.30 AED
25+ Dhs. 337,158.41 AED Dhs. 8,428,960.25 AED
50+ Dhs. 318,427.39 AED Dhs. 15,921,369.50 AED
100+ Dhs. 280,965.35 AED Dhs. 28,096,535.00 AED
N+ Dhs. 56,193.07 AED Price Inquiry
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Recycling Electronic Components

KA3842B PWM Controller IC - High-Performance Switching Regulator

The KA3842B from onsemi is a precision pulse-width modulation (PWM) controller designed for high-performance offline and DC-to-DC converter applications. This versatile IC delivers reliable frequency control with switching capabilities up to 500kHz, making it ideal for compact, efficient power supply designs.

Key Features & Benefits

  • High Switching Frequency: Up to 500kHz for reduced transformer size and improved efficiency
  • Wide Supply Voltage Range: 12V to 25V operation with 16V start-up voltage
  • Excellent Duty Cycle: 97% maximum duty cycle for optimal power transfer
  • Frequency Control: Precise control features for stable operation
  • Through-Hole Mounting: Standard 8-DIP package (0.300", 7.62mm) for easy PCB integration
  • Industrial Temperature Range: 0°C to 70°C (TA) operating temperature
  • RoHS Compliant: Environmentally friendly, lead-free construction

Applications

Perfect for offline switching power supplies, AC/DC converters, battery chargers, LED drivers, and industrial power management systems requiring reliable, high-frequency PWM control.

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Product attributes Property Value
Manufacturer onsemi
Product Series
Packaging |
Output Isolation -
Internal Switch(s) No
Voltage - Breakdown -
Topology -
Voltage - Start Up 16 V
Voltage - Supply (Vcc/Vdd) 12V ~ 25V
Duty Cycle 97%
Frequency - Switching Up to 500kHz
Power (Watts) -
Fault Protection -
Control Features Frequency Control
Operating Temperature 0°C ~ 70°C (TA)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-DIP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

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