The NCP1077A is an advanced off-line switcher designed for robust and highly efficient power supplies, featuring a 700 V MOSFET. It integrates a fixed frequency current mode controller with soft-start, frequency jittering, and skip-cycle modes for excellent light load efficiency. Protection features include overload detection, over-voltage, brown-out, and auto-recovery mechanisms. Suitable for auxiliary and standby power in appliances, industrial SMPS, and power meters, it ensures safe, reliable operation with low no-load consumption below 50 mW, making it ideal for modern energy-saving applications.
ONSEMI NCP1077AAP065G High-Voltage Power Switcher Specifications:
Operating frequency: 65 or 100 kHz
Maximum drain-source voltage: 700 V
Peak drain current during saturation: 15-64 A depending on version
Power switch on-resistance: 29-260 mΩ
Input voltage range: 85-265 VAC
Brown-out detection voltage: 65-73 V
Over-voltage protection: 65-89 V
Protection features: overload, short-circuit, over-voltage, brown-out, auto recovery
Standby consumption: less than 50 mW
Package: PDIP-8 (less pin #6), RoHS compliant
Maximum junction temperature: 150°C
Thermal resistance: 0.36 °C/W junction-to-air for PDIP-7
Built-in 700 V MOSFET with Rps(on): 2.9-13.5 Ω
Soft-start duration: 10 ms
Frequency jittering: ±6% at 300 Hz
Skip-cycle and frequency foldback modes for light load efficiency
Line detection with brown-out and over-voltage protection
Device includes high-voltage start-up circuitry and internal protections against abnormal conditions
Buy the Buy ON Semiconductor NCP1077A Part Number NCP1077AAP065G Online
Discover the ON Semiconductor NCP1077A high-voltage power switcher designed for efficient, safe operation in a variety of power supply applications. Featuring a 700 V MOSFET, the device integrates current mode control with soft-start, frequency jittering, skip-cycle modes, and comprehensive protections including overload, over-voltage, and brown-out, ensuring reliability even under fault conditions. Its low no-load power consumption, combined with line detection and auto-recovery, makes it ideal for appliances, industrial SMPS, and energy-conscious systems. Order online today for robust, energy-efficient power management.
Buy ON Semiconductor NCP1077A now and experience unmatched reliability and high efficiency in power supply designs. Ideal for appliances, industrial SMPS, and energy-saving applications with advanced protection features including over-voltage, brown-out, and short-circuit protection, along with soft-start and skip-cycle modes for optimal light load performance. Ensure safe operation and low standby power with this robust off-line switcher—order today for dependable system integration.
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