INPUT

Item

Conditions

Min

Typ

Max

Unit

Input Voltage Range

24VDC Nominal input models

9

24

36

VDC

48VDC Nominal input models

18

48

75

Input Surge Voltage

(100ms max.)

24VDC Nominal input models

50

48VDC Nominal input models

100

Start-up Threshold Voltage

24VDC Nominal input models

8.2

8.5

8.7

48VDC Nominal input models

16.4

16.7

17

Under Voltage Lockout(UVLO)

24VDC Nominal input models

7

7.5

8

48VDC Nominal input models

15

15.5

16

Input Current

See model selection table

Input filter

Pi network filter

OUTPUT

Item

Conditions

Min

Typ

Max

Unit

Output Voltage

See Table

Line Regulation

Low line to high line at full load

-1

+1

%Vo

Load Regulation

25-100% of lo

-1

+1

%Vo

Output Voltage Setting Accuracy

max lo

-1

+1

%Vo

Output Voltage Trim

-10

+10

%Vo

Ripple & Noise

At full load, nominal input

Measured 20MHz

bandwidth with 1uF

ceramic cap. and 10uF

E-cap. Connected to the

output pins.

3.3VDC output

30

mV

5VDC output

50

12VDC output

120

15VDC output

150

24VDC output

240

48VDC output

480

54VDC output

540

Output Power

See model selection table

Output Current

See model selection table

Minimum Load

No minimum load required

Transient Recovery Time

50% - 75% of lo, di/dt=0.1A/us

300

500

us

Transient Recovery

Deviation

±3

±5

%Vo

GENERAL

Item

Conditions

Min

Typ

Max

Unit

Efficiency

See model selection table

Switching Frequency

220

KHz

Isolation Voltage

Input to Output, 60 Sec

3000

VDC

Isolation Resistance

500VDC

100

M Ohm

Isolation Capacitance

1

nF

Maximum Capacitive Load

See model selection table

ENVIRONMENT

Item

Conditions

Min

Typ

Max

Unit

Operating Temperature

With derating

-40

105

°C

Case Temperature

105

°C

Storage Temperature

-55

125

°C

Humidity

(non-condensing)

95

% RH

RFI

Six-sided shielding, metal case

Cooling

Natural convection is about 20LFM but is not equal to still air (0LFM)

Natural convection

Lead Temperature

1.5mm from case for 10 seconds

260

°C