onsemi NCP1252APG

NCP1252APG - High-Performance PWM Controller IC

The NCP1252APG from onsemi is a versatile pulse-width modulation (PWM) controller designed for isolated flyback and forward converter topologies in AC-DC and DC-DC power supply applications.

Key Features & Benefits

• Wide Input Voltage Range: 9V to 28V supply voltage (Vcc/Vdd) with 10V start-up threshold
• High Switching Frequency: Up to 500kHz for compact transformer design and reduced component size
• Isolated Output: Supports galvanic isolation for safety-critical applications
• Integrated Protection: Current limiting fault protection prevents damage during overload conditions
• Advanced Control: Frequency control and soft-start features for reliable operation and reduced inrush current
• Wide Operating Temperature: -25°C to 125°C (TJ) for industrial and automotive environments
• Standard Package: 8-DIP (0.300", 7.62mm) through-hole mounting for easy prototyping and production

Target Applications

• AC-DC power supplies and adapters
• Isolated DC-DC converters
• Industrial control systems
• Telecommunications equipment
• Battery chargers
• Auxiliary power modules

Why Choose NCP1252APG?

This controller IC delivers exceptional performance for cost-sensitive power supply designs requiring isolation. The 48% maximum duty cycle and frequency control enable optimized efficiency across varying load conditions. Soft-start functionality minimizes stress on components during power-up, extending system reliability and lifespan.

Authorized Distributor: We supply genuine onsemi components with full manufacturer documentation, traceability, and warranty support. All parts are sourced through authorized channels to ensure authenticity and long lifecycle availability.

Need design support or reference schematics? Contact our technical team for application notes and design resources.

• NCP1252APG.pdf