EC3AB (3 WATT WIDE OUTPUT DC/DC CONVERTER) (PDF) Features 3W Isolated Output 24-Pin DIP Package Efficiency to 80% 2:1 Input Range Regulated Outputs Pi input Filter Continuous Short Circuit Protection Conductive EMI meet EN55022 Class B Remote ON/OFF Option Input Specifications Input Voltage Range 12V 9-18V 24V 18-36V 48V 36-72V Input Filter Pi Type Output Specifications Voltage Accuracy ±2.0% max. Voltage Balance (dual) ±1.0% max. Temperature Coefficient ±0.05% / ºC Ripple and Noise, 20 MHz BW 3.3V / 5V 100mV p-p max. 12V / 15V 1% p-p max. Short Circuit Protection Continuous Line Regulation, Single/Dual ±0.5% Load Regulation (EC2A01N) Single ±0.5% Dual ±1.0% General Specifications Efficiency See Table Isolation Resistance 10ª ohms (a=9) Switching Frequency 100KHz, min Operating Temperature Range -25ºC to +71ºC Case Temperature Plastic 95ºC max. Copper 100ºC max. Cooling Free Air Convection Storage Temperature Range -40ºC to +100ºC Dimensions Milimeters 31.8 x 20.3 x 10.2 Inches 1.25 x 0.8 x 0.4 Isolation Voltage 500 VDC min Standard Models 3K VDC min Suffix "H" Models Case Materials Standard Models Non-Conductive Black Plastic Suffix "M" Models Black Coated Copper with Non- Conductive Base EC3AB Series Specifications Model Number Input Voltage Output Voltage Output Current Input Current Efficiency Case (specs) No Load Full Load EC3AB11 9-18 VDC 5.0 VDC 600.0 mA 7.5 mA 340.0 mA 73% A EC3AB12 9-18 VDC 12.0 VDC 250.0 mA 7.5 mA 320.0 mA 18% A EC3AB13 9-18 VDC 15.0 VDC 200.0 mA 7.5 mA 329.0 mA 76% A EC3AB14 9-18 VDC ±5.0 VDC ±300.0 mA 12.0 mA 340.0 mA 73% A EC3AB15 9-18 VDC ±12.0 VDC ±125.0 mA 12.0 mA 329.0 mA 76% A EC3AB16 9-18 VDC ±15.0 VDC ±100.0 mA 12.0 mA 333.0 mA 75% A EC3AB17 9-18 VDC 3.3 VDC 600.0 mA 7.5 mA 226.0 mA 73% A EC3AB21 18-36 VDC 5.0 VDC 600.0 mA 5.0 mA 168.0 mA 74% A EC3AB22 18-36 VDC 12.0 VDC 250.0 mA 5.0 mA 156.0 mA 80% A EC3AB23 18-36 VDC 15.0 VDC 200.0 mA 5.0 mA 156.0 mA 80% A EC3AB24 18-36 VDC ±5.0 VDC ±300.0 mA 7.5 mA 168.0 mA 74% A EC3AB25 18-36 VDC ±12.0 VDC ±125.0 mA 7.5 mA 156.0 mA 80% A EC3AB26 18-36 VDC ±15.0 VDC ±100.0 mA 7.5 mA 160.0 mA 78% A EC3AB27 18-36 VDC 3.3 VDC 600.0 mA 5.0 mA 113.0 mA 73% A EC3AB31 36-72 VDC 5.0 VDC 600.0 mA 2.0 mA 82.0 mA 76% A EC3AB32 36-72 VDC 12.0 VDC 250.0 mA 2.0 mA 82.0 mA 77% A EC3AB33 36-72 VDC 15.0 VDC 200.0 mA 2.0 mA 82.0 mA 77% A EC3AB34 36-72 VDC ±5.0 VDC ±300.0 mA 3.0 mA 82.0 mA 76% A EC3AB35 36-72 VDC ±12.0 VDC ±125.0 mA 3.0 mA 82.0 mA 76% A EC3AB36 36-72 VDC ±15.0 VDC ±100.0 mA 3.0 mA 82.0 mA 76% A EC3AB37 36-72 VDC 3.3 VDC 600.0 mA 3.0 mA 55.0 mA 76% A

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