DSA240 Series

www.xppower.com

2

AC-DC Power Supplies

Input

Output

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Output Voltage - V1

24

48

VDC

See Models and Ratings table

Initial Set Accuracy

±1

%

At 100% load

Output Voltage Adjustment

-2/+8

%

See Models and Ratings table

Minimum Load

0A

No minimum load required

Start Up Delay

1.0

s

Start Up Rise Time

50

ms

Hold Up Time

20

ms

At full load and 115 VAC

Line Regulation

±0.5

%

Load Regulation

±1

%

Transient Response - V1

4%

Recovery within 1% in less than 2 ms

for a 50% step load change at 0.2 A/µs

Ripple & Noise

1

% pk-pk

Measured at 20 MHz bandwidth with 0.1 µF ceramic

capacitor and 47 µF electrolytic

Overvoltage Protection

28

33

V

24 V model

56

65

V

48 V model

Overload Protection

%

See Application Notes

Short Circuit Protection

Trip & restart (hiccup mode) for 5 cycles then latch.

Recycle AC to reset.

Thermal Protection

95 (±5)

°C

Measured on internal heatsink auto recovery

Temperature Coefficient

0.03

%/˚C

Remote On/Off

Selectable as Enable or Inhibit using front panel switch

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Input Voltage - Operating

90

264

VAC

Input Frequency

47

50/60

63

Hz

Power Factor

0.95

At 230 VAC. Conforms to EN61000-3-2 Class A

Input Current - Full Load

2.5/1.3

A

115/230 VAC

Inrush Current

33/65

A

At 115/230 VAC

Earth Leakage Current

1.0

mA

At 264 VAC, 60 Hz

Input Protection

T5.0 A / 250 V internal in-line fuse

General

Characteristic

Minimum

Typical

Maximum

Units

Notes & Conditions

Efficiency

91

92

%

See Models & Ratings table

Isolation: Input to Output

Input to Ground

Output to Ground

3000

VAC

1500

VAC

500

VAC

Switching Frequency

100

kHz

PFC & Main converter

DC OK Signal

Volt free contacts rated at 60 VDC/0.3 A, 30 VDC/1.0 A or 30 VAC/0.5 A (resistive load)

Output LED

Green LED to indicate output on.

Mean Time Between Failure

>150

kHrs

MIL-HDBK-217F, +25 °C GB

Weight

1.9 (860)

lb (g)