CATV Industry Power Supply
Customized Specifications Available!!!
This Power Supply shows the functionalrequirements , characteristics and measurements for 3 outputs of power supply. The power supply is a 188 watts DC over 3 outputs, used in any combination with limits shown below for each rail. Typ. 90% efficiency AC (45~95Vac Quasi-Square Wave) to DC switching power supplyThe Power Supply Containt:
Input (Fuse, MOV, Gas Tube) Protection circuits & EMI filter.
20A/200V Schottky Doides Bridge.Active Inrush Current Limit Circuits.
Power Factor Collection : Active Power factor Boost Converter (260W).
Dc to Dc Vo1 : +24V / 3.75A (4A) (90Watt + 98.625Watt) : LLC HB converter.
Dc to Dc Vo2 : +12V / 7.5A (8A) (96Watt) : Buck Converter from Vo1.
Dc to Dc Vo3 : +5.75V / 1.4A (1.5A) (8.625Watt) : Buck Converter from Vo1.
Input UVP & OVP protection.
Auxiliary Power supply
PMBus Function(Output Voltage, Hot Spot Temperature,…)
Product Features
- 45~95Vac Quasi-Square Wave input.
- Each output voltage rails : 24V, 12V, 5.75V.
- Short-circuit & Over-voltage & Over-Temp protection.
- Simple construction – Easy assembly and service / repair.
- High reliability , Good regulation, Low noise.
- Passive Drop method Load Sharing.
- Or-ing device on each output rail.
- PMBus I2C Monitoring.
