beautypg.com

Nput, Nrush, Urrent – B&B Electronics NTPS-48-5 - Datasheet User Manual

Page 4: Urge, 48v, 5a, s

background image

CS10.481

CSeries

48V, 5A, S

INGLE

P

HASE

I

NPUT

Nov. 2006 / Rev.1.1 DS-CS10.481-EN
All parameters are specified at 48V, 5A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.

www.pulspower.com Phone +49 89 9278 0 Germany

4/20

6. I

NPUT

I

NRUSH

C

URRENT

S

URGE

An active inrush limitation circuitry limits the input inrush current after turn-on of the input voltage.

The charging current into EMI suppression capacitors is disregarded in the first milliseconds after switch-on.

AC 100V

AC 120V

AC 230V

Inrush

current

max.

10A

peak

10A

peak

10A

peak

-25°C to +70°C

typ.

3A

peak

3A

peak

3A

peak

-25°C to +70°C

Inrush

energy

typ.

1A

2

s 1A

2

s 1A

2

s

-25°C to +70°C

Fig. 6-1 Input inrush current, typical behavior

Input Current

Input Voltage

Output Voltage

A

A:

Start-up delay = Inrush delay

Input:

230Vac

Output:

48V, 5A

Ambient: 25°C

Upper curve:

Input current 10A / DIV

Medium curve: Input voltage 500V / DIV
Lower curve:

Output voltage 40V / DIV

Time scale:

100ms / DIV

7. H

OLD

-

UP

T

IME

AC 100V

AC 120V

AC 230V

Hold-up Time

typ.

62ms

107ms

103ms

2.5A, 48V, see

Fig. 7-1

typ.

23ms 46ms 47ms

5A,

48V,

see

Fig. 7-1

typ.

17ms 35ms 37ms

6A,

48V,

see

Fig. 7-1

Fig. 7-1 Hold-up time vs. input voltage

Fig. 7-2 Shut-down behavior, definitions

0

20

40

120ms

85

120

100

180

230Vac

Hold-up Time

80

60

100

Input Voltage

a) 48V 2.5A typ.
b) 48V 2.5A min.
c) 48V 5A typ.
d) 48V 5A min.
e) 48V 6A min.

a

a

b

c

c
d

d
e

e

b

- 5%

Hold-up Time

Zero Transition

Output
Voltage

Intput
Voltage

Note: At no load, the hold-up time can be up to several seconds. The green DC-ok lamp is on during this time.