onsemi NCP1051P136

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NCP1051P136 - High-Voltage Flyback Switching Controller

The NCP1051P136 from onsemi is a high-performance, isolated flyback switching controller designed for offline power conversion applications up to 40W. Featuring a 700V breakdown voltage and integrated switch, this controller delivers reliable, efficient power management for industrial, telecom, and consumer electronics.

Key Features

  • 700V High-Voltage Capability: Robust breakdown voltage for demanding applications
  • Integrated Internal Switch: Simplifies design and reduces component count
  • 136kHz Switching Frequency: Optimized for efficiency and EMI performance
  • 77% Maximum Duty Cycle: Enables wide input voltage range designs
  • Comprehensive Protection: Current limiting, open loop, overload, and over-temperature safeguards
  • Wide Operating Temperature: -40°C to 150°C (TJ) for harsh environments
  • Through-Hole 7-PDIP Package: Easy assembly and reliable mechanical connection

Applications

  • AC-DC offline power supplies
  • Auxiliary power for industrial equipment
  • Telecom and networking infrastructure
  • Consumer electronics adapters and chargers
  • Medical and test equipment power modules

Quality & Compliance

This component is supplied with full manufacturer traceability and meets RoHS/REACH compliance standards. Ideal for long-lifecycle designs in aerospace, automotive, industrial, medical, and telecom segments requiring reliable, high-quality power management ICs.

Product attributes Property Value
Manufacturer onsemi
Product Series
Packaging Tube |
Output Isolation Isolated
Internal Switch(s) Yes
Voltage - Breakdown 700V
Topology Flyback
Voltage - Start Up 8.5 V
Voltage - Supply (Vcc/Vdd) 7.5V ~ 10V
Duty Cycle 77%
Frequency - Switching 136kHz
Power (Watts) 40 W
Fault Protection Current Limiting, Open Loop, Over Load, Over Temperature
Control Features -
Operating Temperature -40°C ~ 150°C (TJ)
Grade -
Qualification -
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm), 7 Leads
Supplier Device Package 7-PDIP