ON Semiconductor KA3843B, PWM Current Mode Controller,

Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): MY
Product Details

PWM (Pulse Width Modulation) Controllers, Fairchild Semiconductor

Off-Line & Isolated DC-DC Controllers, Fairchild Semiconductor

The Flyback controllers, Line Level Control (LLC) controllers, and Primary-Side Regulation controllers offer Crucial energy savings to address the needs of Switch Mode Power Supply (SMPS) designs.
All controllers come with integrated soft-start, and protection features from over-voltage, open-feedback, overload, output-short, overcurrent, voltage brownout, and Undervoltage-Lockout.

Specifications
Attribute Value
Number of PWM Outputs 1
Control Method Current
Rise Time 45ns
Fall Time 35ns
Maximum Duty Cycle 100%
Maximum Switching Frequency 500 kHz
Mounting Type Through Hole
Package Type PDIP
Pin Count 8
Output Current 1 A
Dimensions 10.15 x 6.35 x 3.3mm
Length 10.15mm
Height 3.3mm
Maximum Operating Temperature +70 °C
Width 6.35mm
Minimum Operating Temperature 0 °C
Discontinued product
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