onsemi NCP1200AD40R2G

NCP1200AD40R2G - High-Reliability Flyback PWM Controller IC

The NCP1200AD40R2G from onsemi is a precision offline flyback PWM controller IC engineered for mission-critical power supply applications in aerospace, automotive, industrial, and telecommunications systems.

Key Features & Benefits

• Proven Flyback Topology: Optimized for isolated AC/DC and DC/DC converter designs with excellent efficiency and reliability
• 40kHz Fixed Switching Frequency: Enables predictable EMI performance and simplified filter design
• Wide Operating Temperature Range: 0°C to 125°C junction temperature for harsh environment deployment
• Comprehensive Fault Protection: Integrated current limiting, overload protection, and short circuit safeguards ensure robust operation
• 83% Maximum Duty Cycle: Maximizes power transfer efficiency in flyback converter applications
• Compact 8-SOIC Package: Space-efficient surface mount design (3.90mm width) for high-density PCB layouts
• 16V Maximum Supply Voltage: Compatible with standard auxiliary power rails

Typical Applications

• Aerospace avionics and flight control power systems
• Automotive ECU and sensor power supplies
• Industrial automation and process control equipment
• Medical device power management
• Telecom infrastructure and base station power
• Isolated bias supplies and auxiliary converters

Quality & Compliance

Supplied in professional Tape & Reel packaging for automated assembly. Fully traceable with complete documentation for mission-critical designs. RoHS and REACH compliant for global regulatory requirements.

• NCP1200AD40R2G.pdf