EC4C Series - 5-6 Watt Wide Input DC-DC Converters
  • 5-6W Isolated Output
  • 2:1 Input Range
  • Efficiency to 79%
  • 200 KHz Switching Frequency

  Input Current  
Model No. Input Voltage Output Voltage Output Current No Load Full Load %EFF. Case
EC4C01 9-18 VDC 5 VDC 1000 mA 20 mA 570 mA 73 C/S
EC4C02 12 VDC 470 mA 30 mA 626 mA 75
EC4C03 15 VDC 400 mA 30 mA 667 mA 75
EC4C04 ±12 VDC ±230 mA 35 mA 630 mA 73
EC4C05 ±15 VDC ±190 mA 35 mA 650 mA 73
EC4C11 18-36 VDC 5 VDC 1000 mA 15 mA 278 mA 75 C/S
EC4C12 12 VDC 470 mA 20 mA 305 mA 77
EC4C13 15 VDC 400 mA 20 mA 325 mA 77
EC4C14 ±12 VDC ±230 mA 25 mA 307 mA 75
EC4C15 ±15 VDC ±190 mA 25 mA 317 mA 75
EC4C21 36-72 VDC 5 VDC 1000 mA 10 mA 135 mA 77 C/S
EC4C22 12 VDC 470 mA 15 mA 149 mA 79
EC4C23 15 VDC 400 mA 15 mA 158 mA 79
EC4C24 ±12 VDC ±230 mA 20 mA 149 mA 77
EC4C25 ±15 VDC ±190 mA 20 mA 154 mA 77

Technical Specifications
Input Specifications:
Input voltage range 12V, 9-18V
24V, 18-36V
48V, 36-72V
Input filter Pi Type
Output Specifications:
Voltage accuracy, single output ±1.0% max.
Voltage accuracy, dual + output ±1.0% max.
Voltage accuracy, dual - output ±3.0% max.
Voltage balance, dual output at full load ±1.0% max.
Transient response single 25% step load change <500µ sec.
Dual FL, 1/2L ±1% error band <500µ sec.
Ripple and noise, 20MHz BW 10mV RMS. max., 75mV p-p max.
Temperature coefficient ±0.02%/°C
Short circuit protection Indefinite & current limit
Line regulation1 single/dual output ±0.02% max.
Load regulation2 single/dual output ±1.0% max.
General Specifications:
Efficiency see table
Isolation voltage 500 VDC min.
Isolation resistance 109 Ohms
Switching frequency 200kHz, typ.
Operating temperature range -25°C to +71°C
Case temperature (plastic case) 95°C max.
Case temperature (copper case) 100°C max.
Cooling Free-air convection
Storage temperature range -40°C to +100°C
EMI/RFI Six sided continuous shield
Dimensions 2 x 2 x 0.4inches (50.8 x 50.8 x 10.2mm)
Case Material:
Standard models non-conductive black plastic
Suffix "M" models Black coated copper with non-conductive base

Note:
1. Measured from high line to low line
2. Measured from full load to 1/4 load
3. Determine the correct fuse size by calculating the maximum DC current drain at low line input, maximum load and then adding 20 to 25% to get desired fuse size.
4. Alternative pin configuration suffix "S"

All specifications typical at nominal line, full load and 25°C unless otherwise noted.
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Amalgen Technologies Pty Ltd
43 Anderson Road,
Mortdale NSW 2223 Australia
Phone: +61 2 9570 2855
Fax: +61 2 9580 5128
 
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