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URF_LP-20W

2013.05.24-A/1

Page 2of 6

OUTPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Output Voltage Accuracy

--

±1

±3

Line Regulation

Full load, input voltage from low to high

--

±0.2

±0.5

Load Regulation

5% to 100% load

--

±0.5

±1

%

Transient Recovery Time

--

300

500

µs

Transient Response Deviation

25% load step change

--

±3

±5

%

Temperature Drift

100% load

--

±0.02

--

%/

°C

Ripple & Noise*

20MHz bandwidth

--

70

100

mVp-p

Trim

--

±10%

--

5VDC output

--

6.2

--

12VDC output

--

15

--

15VDC output

--

18

--

Output Over Voltage Protection

24VDC output

--

28.8

--

VDC

Over Current Protection

--

150

--

%

Short Circuit Protection

Input voltage range

Hiccup, 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 and leakage current less than 5 mA

(Except the pin of Ctrl)

3000

--

--

VAC

Isolation Resistance

Input-Output, Test at 500VDC

1000

--

--

M

Ω

Isolation Capacitance

Input-Output,100KHz/0.1V

--

1000

--

pF

Switching Frequency

PWM mode

--

300

--

KHz

MTBF

MIL-HDBK-217F@25℃

1000

--

--

K hours

Case Material

Plastic (UL94-V0)

PCB mounting

51.50

×26.50×12.00

A2S Chassis mounting

76.00

×31.50×21.20

Size

A4S DIN-Rail mounting

76.00

×31.50×25.80

mm

PCB mounting

--

25

--

A2S Chassis mounting

--

47

--

Weight

A4S DIN-Rail mounting

--

67

--

g

ENVIRONMENTAL SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Storage Humidity

Non condensing

5

--

95

%

Operating Temperature

Power derating (above 65℃, see Figure 3)

-40

--

85

Storage Temperature

-40

--

125

The Max. Case Temperature

Operating Temperature curve range

--

--

105

Lead Temperature

1.5mm from case for 10 seconds

--

--

300

°C

Cooling

Free air convection

Shake

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

EMC SPECIFICATIONS

CE

CISPR22/EN55022

CLASS A（Without External Circuit）/ CLASS B(External Circuit Refer to Figure1-②)

EMI

RE

CISPR22/EN55022

CLASS A（Without External Circuit）/ CLASS B(External Circuit Refer to Figure1-②)

ESD

IEC/EN61000-4-2

Contact

±4KV

perf. Criteria B

RS

IEC/EN61000-4-3

10V/m

perf. Criteria A

EFT

IEC/EN61000-4-4

±2KV

(External Circuit Refer to Figure1-①)

perf. Criteria B

Surge

IEC/EN61000-4-5

±2KV

(External Circuit Refer to Figure1-①)

perf. Criteria B

CS

IEC/EN61000-4-6

3 Vr.m.s

perf. Criteria A

EMS

Voltage dips, short and

interruptions immunity

IEC/EN61000-4-29

0%-70%

perf. Criteria B