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URA_(X)D-10WR2 & URB_(X)D-10WR2

2013.05.21-A/4

Page 2 of 7

INPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

24VDC input

-0.7

--

50

Input Surge Voltage (1sec. max.)

48VDC input

-0.7

--

100

24VDC input

--

--

9

Start-up Voltage

48VDC input

--

--

18

VDC

Input Filter

Pi Filter

Models ON

Ctrl open or connect high level (3.5-12VDC)

Models OFF

Ctrl connect GND or low level (0-1.2VDC)

Ctrl

*

Input current (Models OFF)

--

1

3

mA

Note: *The Ctrl pin voltage is referenced to GND.

OUTPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Output Voltage Accuracy

--

±1

±2

Output Voltage Balance

Dual output, balanced Loads

--

±0.5

±1.5

Line Regulation

Full load, Input voltage from low to high

--

±0.2

±0.5

Load Regulation

5% to 100% load

--

±0.5

±1

Cross Regulation

Dual output, main output 50% load,

secondary output from 10% to 100% load

--

--

±5

%

Transient Recovery Time

--

300

500

µs

Transient Response Deviation

25% load step change

--

±3

±5

%

Temperature coefficient

100% load

--

--

±0.03

%/

°C

Ripple*

--

15

35

Noise*

20MHz bandwidth

--

40

80

mVp-p

Output Over Voltage Protection

110

120

140

%Vo

Output Short Circuit Protection

Input voltage range

Continuous, automatic recovery

Note:* Ripple and noise tested with "parallel cable" method. See detailed operation instructions at DC-DC application notes .

COMMON SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Isolation Voltage

Input-Output, tested for 1 minute, leakage current less than 1 mA

1500

--

--

VDC

Isolation Resistance

Input-Output, test at 500VDC

1000

--

--

M

Ω

Isolation Capacitance

Input-Output,100KHz/0.1V

--

1000

--

pF

Switching Frequency

PWM mode

--

350

--

KHz

MTBF

MIL-HDBK-217F@25℃

1000

--

--

K hours

Case Material

Aluminum Alloy

PCB mounting

50.8x25.4x11.8

A2S chassis mounting

76.0x31.5x21.2

Size

A4S DIN-Rail mounting

76.0x31.5x25.8

mm

PCB mounting

--

22

--

A2S chassis mounting

--

44

--

Weight

A4S DIN-Rail mounting

--

64

--

g

ENVIRONMENTAL SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Storage Humidity

Non condensing

5

--

95

%

Operating Temperature

Power derating (above 71℃, see Figure 5)

-40

--

85

Storage Temperature

-55

--

125

Max. Case Temperature

Operating Temperature curve range

--

--

105

Lead Temperature

1.5mm from case for 10 seconds

--

--

300

°C

Cooling

Free air convection

Vibration

10-55Hz,10G,30 Min. along X, Y and Z