2.14Power supply specifications

2.14.1 Input characteristics

Input Voltage Range

M i n

 

N o m

M a x

Range 1

 

90

V

115 V

135V

Range 2

180

V

230 V

265V

 

 

 

 

Input Frequency Range

47 Hz to 63 Hz

 

 

 

 

 

 

Maximum Input ac Current

4

A max. at 115 Vac

 

 

2

A max. at 230 Vac, maximum load

 

 

 

Inrush Current

90 A max. at 115 Vac,

 

 

full load cold start at 25°C

 

 

 

Efficiency

70% min. at nominal input, maximum load

 

 

 

 

 

 

2.14.2 Output characteristics

Output

Loa d Range

Regulation

Ripple

Voltage

M i n

M a x

M i n

M a x

M a x

+5

V

0.5

A

4.0 A

-5%

+5%

50mVp-p

 

 

 

 

 

 

 

 

+12

V

0.45

A

9.5 A

-5%

+5%

120mVp-p

 

 

 

 

 

 

 

 

-12

V

0

A

0.2 A

-10%

+10%

120mVp-p

+5 VSB

0.05

A

1.5 A

-5%

+5%

50mVp-p

+3 V3

1

A

8.0 A

-5%

+5%

50mVp-p

 

 

 

 

 

 

 

 

2.14.3 Over-Voltage Protection (OVP)

Output Voltage

Maximum Voltage

+5

V

6.5

V

 

 

 

 

+12

V

15.6

V

 

 

 

 

+3.3

V

4.3

V

 

 

 

 

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.

2 - 24

Chapter 2: Basic installation