Document
DC/DC Converter
URF_LP-10WR3 Series
10W,Ultra wide input isolated & regulated DC-DC converter
FEATURES
z z z z z z Wide range of input voltage (4:1) Efficiency up to 87% No-load power consumption as low as 0.2W Isolation voltage :3K VDC Operating temperature range: -40℃ to +85℃ Input under-voltage protection, output over-voltage protection, short circuit protection, output over-current protection Meet CISPR22/EN55022 CLASS A International standard pin-out A2S (wring mounting) and A4S (TS35 rail mounting) products featuring anti-reverse connection for input
z z z
Patent Protection RoHS
URF_LP-10WR3 series products are of 10W output power, extremely wide range of voltage input of 9-36VDC, 18-75VDC, isolation voltage of 3000VDC, Input under-voltage protection, output over-voltage protection 、 output short circuit protection and output over-current protection with the bare component in compliance with CISPR22/EN55022 CLASS A; these products are widely used in fields such as industrial control, electric power, instruments and communication.
Selection Guide
Part No.
①
Input Voltage (VDC) Nominal ② Max. (Range)
Output Voltage (VDC) 3.3 5
Output Output Current (mA) (Max./Min.) 2400/120 2000/100 1111/56 833/42 667/33 416/21 2400/120 2000/100 833/42 667/33 416/21
Efficiency ③(%,Typ.) @ Full Load 77/79 80/82 83/85 84/86 85/87 85/87 77/79 80/82 84/86 85/87 85/87
Max. Capacitive Load(μF) 5400 5400 680 470 330 100 5400 5400 470 330 100
URF2403LP-10WR3 URF2405LP-10WR3 URF2409LP-10WR3 URF2412LP-10WR3 URF2415LP-10WR3 URF2424LP-10WR3 URF4803LP-10WR3 URF4805LP-10WR3 URF4812LP-10WR3 URF4815LP-10WR3 URF4824LP-10WR3 48 (18-75) 80 24 (9-36) 40
9 12 15 24 3.3 5 12 15 24
Notes: ①Part No. with suffix of “A2S” means chassis mounting and suffix of “A4S” means DIN-Rail mounting (e.g. URF2405LP-10WR3A2S means chassis mounting; URF2405LP-10WR3A4S means DIN-Rail mounting); ②Absolute maximum rating without damage on the converter, but it isn't recommended; ③Efficiency is measured In nominal input voltage and rated output load;A2S (wiring) and A4S (rail) Model due to input reverse polarity protection, minimum efficiency greater than Min.-2 is qualified.
Input Specifications
Item
Input Current (full load / no-load) Reflected Ripple Current Input impulse Voltage (1sec. max.) Starting Voltage Input under-voltage Protection
Operating Conditions
24VDC input 48VDC input 24VDC input 48VDC input 24VDC input 48VDC input 24VDC input 48VDC input 24VDC input 48VDC input
Min.
-----0.7 -0.7 --5.5 14.0
Typ.
508/5 254/4 40 30 ----6.5 15.5
Max.
----50 100 9 18 ---
Unit
mA
VDC
2014.07.14-A/0
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DC/DC Converter
URF_LP-10WR3 Series
Starting Time Input Filter Module switch on Ctrl* Module switch off Input current when switched off
Note: * the voltage of Ctrl pin is relative to input pin GND.
Nominal input& constant resistance load
--
10 Pi filter
--
ms
Ctrl suspended or connected to TTL high level (3.5-12VDC) Ctrl pin connected to GND or low level (0-1.2VDC) -5 8 mA
Output Specifications
Item
Output Voltage Accuracy Line Regulation Load Regulation Transient Recovery Time Transient Response Deviation Temperature Drift Coefficient Ripple&Noise* Output Over-voltage Protection Output Over-current Protection Output Short circuit Protection Input voltage range Full load, the input voltage is from low voltage to high voltage 5%-100% load 25% load step change Full load 20MHz bandwidth
Operating Conditions
Min.
-------110 110
Typ.
±1 ±0.2 ±0.5 300 ±3 -50 130 140
Max.
±3 ±0.5 ±1 500 ±5 ±0.03 120 160 190
Unit
%
μs % %/°C mV p-p %Vo %Io
Continuous, self-recovery
Note: * Ripple and noise tested with “parallel cable” method, please see DC-DC Converter Application Notes for specific operation methods.
General Specifications
Item Insulation Voltage Insulation Resistance Isolation Capacitance Operating Temperature Storage Temperature Storage Humidity Max. Operating Temperature for casing Lead Temperature Vibration Switching Frequency MTBF PWM mode MIL-HDBK-217F@25 °C -1000 Non-condensing Within the operating temperature curve Welding spot is 1.5mm away from the casing, 10 seconds Operating Conditions Input-output, with the test time of 1 minute and the leak current lower than 1mA Input-output, insulation voltage 500VDC Input-output, 100KHz/0.1V Derating if the temperature is ≥71°C (see Fig. 1) Min. 3000 1000 --40 -55 5 --Typ. --500 -----Max. ---85 125 95 105 °C 300 10-55Hz, 10G, 30 Min. along X, Y and Z 350 ---KHz K hours Unit VDC MΩ pF °C °C %RH
Physical Specifications
Casing Material
Horizontal package Plastic (UL94-V0) 51.50*26.50*12.00 mm 76.00*31.50*21.20 mm 76.00*31.50*25.80 mm 24.00g/46.00g/66.00g (Typ.) Free air convection A2S wiring package A4S rail package Horizontal package/A2S wiring package/A4S rail package
Package Dimensions Weight Cooling method
EMC Specifications
Conducted disturbance EMI Radiated emission .