NCP1398BDR2G

AC DC Converters, Offline Switchers Overview

The NCP1398BDR2G is a high-performance resonant mode controller featuring integrated high-voltage drivers, manufactured by onsemi. It operates within a supply voltage range of 8 V to 16 V and supports output currents up to 1 A. The device exhibits propagation delays with a maximum of 20 µs, rise times of 40 ns, and fall times of 20 ns. It functions reliably across an extended temperature range from -40 °C to +125 °C. Packaged in an SOIC-8 surface-mount format, this component is classified as obsolete and not recommended for new designs.

AC DC Converters, Offline Switchers Feature Summary

• Integrates high-voltage gate drivers directly into the resonant mode controller architecture
• Optimized for high-performance resonant converter topologies
• Supports synchronous operation modes

AC DC Converters, Offline Switchers Applications

• High-efficiency AC-DC power supplies
• Resonant mode flyback converters
• Offline switcher applications requiring integrated drive capability

AC DC Converters, Offline Switchers Procurement Notes

Verify end-of-life status before integration. This component is officially marked as NRND (Not Recommended for New Designs) and obsolete. Sourcing may be limited to existing stock or secondary markets. Confirm availability through authorized distributors and validate that substitute parts meet all electrical specifications for your specific design requirements.

AC DC Converters, Offline Switchers Selection Notes

Select this part only for legacy system maintenance or repair where original specifications are mandatory. For new designs, evaluate active alternatives such as the NCP1399AADR2G which offers similar functionality. Ensure the SOIC-8 package fits your PCB layout constraints and verify thermal management capabilities for the intended operating temperature range.

AC DC Converters, Offline Switchers Part Context

The NCP1398 series belongs to onsemi's portfolio of resonant mode controllers designed for offline power conversion. These devices combine control logic with high-voltage driver stages to simplify bill of materials and reduce component count in high-frequency switching applications. The BDR2G suffix indicates the specific tape-and-reel packaging variant.

AC DC Converters, Offline Switchers Replacement Considerations

The NCP1399AADR2G is listed as a similar available substitute. Verify pin compatibility and electrical parameter alignment before substitution.