2.12

Power Supply Specifications

 

2.12.1

Input Characteristics

 

 

 

 

 

 

 

 

 

Input Voltage Range

 

Min

Nom

Max

 

 

Range 1

 

 

90V

115V

135V

 

 

Range 2

 

 

180V

230V

265V

 

 

 

 

 

 

 

Input Frequency Range

 

47 Hz to 63 Hz

 

 

 

 

 

 

 

Maximum Input ac Current

4A max. at 115Vac

 

 

 

 

 

 

2A max. at 230Vac, maximum load

 

 

 

 

 

 

 

Inrush Current

 

 

90A max. at 115Vac,

 

 

 

 

 

 

full load cold start at 25°C

 

 

 

 

 

 

 

 

Efficiency

 

 

70% min. at nominal input,

 

 

 

 

 

 

maximum load

 

 

 

 

 

 

 

2.12.2

Output Characteristics

 

 

 

Output

Load Range

Regulation

Ripple

 

Voltage

Min

Max

Min

Max

Max

 

 

+5V

0.5A

4.0A

-5%

+5%

50mVp-p

 

 

 

 

 

 

 

 

+12V

0.45A

9.5A

-5%

+5%

120mVp-p

 

 

 

 

 

 

 

 

-12V

0A

0.2A

-10%

+10%

120mVp-p

 

 

 

 

 

 

 

 

+5VSB

0.05A

1.5A

-5%

+5%

50mVp-p

 

 

 

 

 

 

 

 

+3V3

1A

8.0A

-5%

+5%

50mVp-p

 

 

 

 

 

 

 

 

2.12.3 Over-Voltage Protection (OVP)

Output Voltage

Maximum Voltage

+5V6.5V

+12V15.6V

+3.3V4.3V

NOTE

The power supply will shut down and latch off for shorting +5V, +12V,

-12V, or +3.3V. By shorting +5VSB, the power supply can latch down or automatically recover when the fault condition is removed

34

Chapter 2: Basic Installation

Page 34
Image 34
Asus P4 533 manual Input Characteristics, Output Characteristics, Over-Voltage Protection OVP