onsemi NCP1200D40R2G

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NCP1200D40R2G - onsemi Flyback PWM Controller IC

The NCP1200D40R2G is a high-performance flyback PWM controller from onsemi, engineered for isolated power supply applications requiring long-term reliability and compliance. This controller IC features a 40kHz switching frequency, 16V maximum supply voltage, and 80% duty cycle capability, making it ideal for industrial, automotive, medical, and telecommunications systems.

Key Features:

  • Flyback topology for isolated output design
  • 40kHz fixed switching frequency for predictable EMI performance
  • Comprehensive fault protection: current limiting, overload, and short circuit
  • Wide operating temperature range: -25°C to 125°C (TJ)
  • 8-SOIC surface mount package for automated assembly
  • RoHS and REACH compliant for global market access
  • Long lifecycle commitment from authorized distributor

Applications: Off-line SMPS, AC-DC adapters, auxiliary power supplies, battery chargers, industrial control systems, telecom infrastructure, and embedded power modules.

Complete Technical Specifications:

Product attributes Property Value
Manufacturer onsemi
Product Series
Packaging Cut Tape (CT) |
Output Isolation Isolated
Internal Switch(s) No
Voltage - Breakdown -
Topology Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) 16V (Max)
Duty Cycle 80%
Frequency - Switching 40kHz
Power (Watts) -
Fault Protection Current Limiting, Over Load, Short Circuit
Control Features -
Operating Temperature -25°C ~ 125°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY