NCP785A Linear Voltage Regulator

By ON Semiconductor 105

NCP785A Linear Voltage Regulator

ON Semiconductor’s NCP785A is a high-performance linear regulator, offering a very wide input voltage range of up to 450 V, with an output current of 10 mA. The NCP785A offers ±5% accuracy, extremely high-power supply rejection ratio and ultra-low quiescent current. The NCP785A is optimized for high-voltage inputs, making it ideal for harsh environment applications.

Key Features
  • 45 V to 450 V recommended VIN range allows to operate directly from rectified 120 VAC/230 VAC mains voltage
  • Ultra-low quiescent current of typical 10 µA helps to minimize system standby power consumption
  • Very high PSRR of Typ. 80 dB at 120 Hz allows for effective filtration of mains AC ripple
  • Option with dedicated enable pin (NCP785B) simplifies output voltage ON/OFF control

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