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MC44608P40G is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC OFFLINE SWITCH FLYBACK 8DIP. Review the specifications below when checking this part for your BOM.
The MC44608P40G is an offline switch controller designed for flyback converter topologies. It operates at a switching frequency of 40kHz and features a maximum duty cycle of 82%. The device requires a startup voltage of 13.1 V and functions within a supply voltage range of 6.6V to 16V. It is housed in an 8-PDIP package with a width of 7.62mm (0.300 inches). The component supports through-hole mounting and includes integrated fault protection mechanisms such as current limiting, over-temperature shutdown, and over-voltage protection.
Verify the specific suffix 'G' against official onsemi documentation to confirm RoHS compliance status, as standard listings may indicate non-compliance. Confirm availability status, as this product line has been subject to discontinuation notices. Ensure the 8-DIP package dimensions match the target PCB footprint requirements before finalizing procurement decisions.
Select this component for applications requiring a dedicated offline switch controller for flyback architectures. Verify that the operating temperature range of -25°C to 150°C (TJ) meets the thermal requirements of the end application. Ensure the external circuitry can support the 40kHz switching frequency and that the supply voltage remains within the 6.6V to 16V operational window during all transient conditions.
This part belongs to the MC44608 family of offline switch controllers manufactured by onsemi. It is distinct from other series like the MC44603, which utilizes a different package and operational parameters. The MC44608 series is specifically engineered for cost-effective, high-reliability power supply solutions using the flyback topology.
Public confirmed substitute part numbers are not available in the provided source data.
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