onsemi NCP1205P

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NCP1205P Flyback Controller IC by onsemi

The NCP1205P is a high-performance isolated flyback controller IC from onsemi, designed for offline AC/DC power conversion applications. This robust switching regulator delivers reliable power management with comprehensive fault protection features, making it ideal for industrial, telecommunications, and consumer electronics applications.

Key Features & Benefits

  • Isolated Flyback Topology: Provides electrical isolation between input and output for enhanced safety and noise immunity
  • Wide Supply Voltage Range: Operates from 8V to 30V, offering flexibility across various power supply designs
  • Variable Switching Frequency: 90kHz to 125kHz range enables optimization for efficiency and EMI performance
  • Comprehensive Protection: Built-in current limiting, over-voltage protection (OVP), and short circuit protection safeguard your system
  • Extended Temperature Range: -25°C to 125°C junction temperature rating ensures reliable operation in harsh environments
  • Through-Hole Package: Standard 8-DIP (0.300", 7.62mm) format simplifies prototyping and production assembly

Typical Applications

  • AC/DC offline power supplies
  • Auxiliary power supplies for industrial equipment
  • Telecom and networking infrastructure
  • Consumer electronics power adapters
  • Battery charger circuits

Why Choose NCP1205P?

onsemi's NCP1205P combines proven flyback controller architecture with robust protection features and wide operating ranges. The through-hole package ensures easy integration during development and production, while the comprehensive fault protection features reduce system-level design complexity and improve overall reliability.

All specifications are subject to change without notice. Please refer to the manufacturer's datasheet for the most current information.

Product attributes Property Value
Manufacturer onsemi
Product Series
Packaging Tube |
Output Isolation Isolated
Internal Switch(s) No
Voltage - Breakdown -
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) 8V ~ 30V
Duty Cycle -
Frequency - Switching 90kHz ~ 125kHz
Power (Watts) -
Fault Protection Current Limiting, Over Voltage, Short Circuit
Control Features -
Operating Temperature -25°C ~ 125°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-PDIP

No datasheet available. Please contact sales@hqickey.com for the latest datasheet.