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NCP1399ASDR2G is listed in the AC DC Converters, Offline Switchers range at ChipApex. The manufacturer field lists onsemi. Its product description is IC OFFLINE SW HALF-BRDG 16SOIC. Review the specifications below when checking this part for your BOM.
The NCP1399ASDR2G is a high-performance current mode resonant controller designed for offline power supplies. It integrates high-voltage drivers and supports half-bridge topologies with switching frequencies up to 750 kHz. The device operates within a supply voltage range of 12 V to 20 V and features a maximum duty cycle of 50%. It is housed in a 16-pin SOIC package and functions reliably across a junction temperature range of -55 °C to 150 °C.
Verify the specific suffix against official datasheets to confirm pinout and electrical characteristics, as variations exist within the family. Ensure compatibility with the target half-bridge topology and input voltage range. Confirm RoHS compliance status through manufacturer documentation prior to integration into regulated equipment designs.
Select this component for applications requiring integrated high-voltage driving capabilities in a compact surface-mount package. It is suitable for designs targeting high efficiency in resonant converters. Evaluate thermal performance requirements given the wide operating temperature range and ensure the PCB layout supports the high-frequency switching operations effectively.
This part belongs to the NCP1399 series of resonant controllers from onsemi. The series is engineered for offline power conversion applications. Variants within the family share core control logic but may differ in driver specifications or packaging options. The NCP1399ASDR2G specifically utilizes the SOIC-16 package format.
NCP1399AADR2G and NCP1399APDR2G are documented variants within the same product family. Verify functional equivalence regarding driver strength and control parameters before substitution.
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