(China (Mainland))
Product Summary
The HV9123NG is a Switch Mode Power Supply (SMPS) controller subsystem that can start and run directly from almost any DC input, from a 12V battery to a rectified and filtered 240V AC line. The HV9123NG contains all the elements required to build a single-switch converter except for the switch, magnetic assembly, output rectifier(s) and filter(s). The applications of the HV9123NG are Off-line high frequency power supplies, Universal input power supplies, High density power supplies, Very high efficiency power supplies, Extra wide load range power supplies.
Parametrics
HV9123NG absolute maximum ratings: (1)Input Voltage:450V; (2)VDD Device Supply Voltage:15.5V; (3)Logic Input Voltages:-0.3 to VDD + 0.3V; (4)Linear Input Voltages:-0.3 to VDD + 0.3V; (5)IIN Preregulator Input Current (continuous):2.5mA; (6)Operating Junction Temperature:150℃; (7)Storage Temperature:-65 to 150℃; (8)Power Dissipation:900mW.
Features
HV9123NG features: (1)10 to 450V input acceptance range; (2)<1.3mA supply current; (3)>1.0MHz clock; (4)>20:1 dynamic range @ 500KHz; (5)Low internal noise.
Diagrams
| Image | Part No | Mfg | Description |  |
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 HV9123NG |
Supertex |
Current Mode PWM Controllers HVCMOS 450V 2% Ref |
Data Sheet |
Negotiable |
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HV9123NG-G |
Supertex |
Current Mode PWM Controllers HVCMOS 450V 2% Ref |
Data Sheet |
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HV9123NG-M901 |
Supertex |
Current Mode PWM Controllers HVCMOS 450V 2% Ref |
Data Sheet |
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