VER : A_2 update : 98.04.27 Encapsulated DC-DC Converter SW20 SERIES 20 Watts KEY FEATURES The Smallest Dimension in the Market Smaller Dimension with High Efficiency 2:1 Input Range Regulated Output Low Ripple and Noise Screw Terminal For Optional Remote ON/OFF Control (Optional) Operating Temperature: -40°C…+85°C (with derating) Small Size :1.0 x 1.0 x 0.433 Inches 2 Years Product Warranty ELECTRICAL SPECIFICATIONS Model No. Input Voltage (V.DC.) SW20-12-3.3S 12V (9-18V) SW20-12-5S 12V (9-18V) SW20-12-12S 12V (9-18V) SW20-12-15S 12V (9-18V) Output Voltage (V.DC.) Efficiency 3.3V / 4500mA 85% 5V / 4000mA 89% 12V / 1660mA 88% 15V / 1330mA 88% Capacitor Load (max) 2000μF 2000μF 470μF 330μF Model No. Input Voltage (V.DC.) SW20-24-3.3S 24V (18-36V) SW20-24-5S 24V (18-36V) SW20-24-12S 24V (18-36V) SW20-24-15S 24V (18-36V) Output Voltage (V.DC.) 3.3V / 4500mA 5V / 4000mA 12V / 1660mA 15V / 1330mA Efficiency 86% 89% 89% 89% Capacitor Load (max) 2000μF 2000μF 470μF 330μF SW20-48-15S Model No. SW20-48-3.3S SW20-48-5S SW20-48-12S Input Voltage (V.DC.) 48V (36-75V) 48V (36-75V) 48V (36-75V) 48V (36-75V) Output Voltage (V.DC.) 3.3V / 4500mA 5V / 4000mA 12V / 1660mA 15V / 1330mA Efficiency 84% 88% 89% 89% Capacitor Load (max) 2000μF 2000μF 470μF 330μF Model No. ( Single Output ) Max Output Wattage (W) Input Input Filter Voltage (V.DC.) Voltage Accuracy Current (mA) max Line Regulation (LL-HL) (typ.) Output Load Regulation (10-100%) (typ.) Ripple Noise Switching Frequency Over Power Protection Protection Over Voltage Protection Short Circuit Protection Voltage Isolation Resistance Capacitance Operating Temperature Storage Temperature Case Temperature Environment Temperature Coefficient Humidity MTBF Dimension (L x W x H) Case Material Physical Weight Cooling Method SW20-12-3.3S SW20-12-5S SW20-12-12S SW20-12-15S SW20-24-3.3S SW20-24-5S SW20-24-12S SW20-24-15S SW20-48-3.3S SW20-48-5S SW20-48-12S SW20-48-15S 14.85W 20W 20W 20W L-C type 3.3 5 12 ±2% 4500 4000 1660 ±0.5% ±1% 75 mV max. 100mV max. 100 mV max. 125mV max. 450KHz 300KHz Works over 120% of rating and recovers automatically. Zener diode clamp Current limit, auto-recovery 1600 VDC. 15 1330 108 ohms 1000 pF -40°C…+85C (with derating) -55°C…+105°C +105°C max. ±0.02% Per°C 95% RH >800,000 h @ 25°C (MIL-HDBK-217F) 1.0 x 1.0 x 0.433 Inches ( 25.4 x 25.4 x 11.0 mm ) Tolerance ±0.5 mm six-side shielded Aluminum with Non-Conductive base, Black Anodize 15g Free-air convection All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated. http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -1- VER : A_2 update : 98.04.27 Encapsulated DC-DC Converter SW20 SERIES Model No. 20 Watts ( Single Output ) Remote ON/OFF DC-DC ON DC-DC OFF Input Current of Remote Control Pin Remote off State Input Current SW15-12-3.3S SW15-12-5S SW15-12-12S SW15-12-15S SW15-24-3.3S SW15-24-5S SW15-24-12S SW15-24-15S SW15-48-3.3S SW15-48-5S SW15-48-12S Open or +5 VDC ~ +15 VDC When -DC IN and ON/OFF CTL is Short (or 0 VDC ~ +0.5VDC) 1mA 4mA SW15-48-15S All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated. MECHANICAL DIMENSION ( Top View ) DERATING PIN# Single 1 ON / OFF CTL (Optional) 2 -DC IN 3 +DC IN 4 -DC OUT 5 NO PIN 6 +DC OUT OUTPUT NOISE The output noise is measured with 0.1μF tantalum capacitor. SW20-24-5S Efficiency Load=100%(4A) VIN=24 VDC 95.00% 95.00% 92.50% 90.00% 90.00% 87.50% 80.00% EFF% EFF% 85.00% 75.00% 85.00% 82.50% LOAD http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 10 0% 80 % 90 % 70 % 50 % 60 % 40 % 77.50% 20 % 30 % 80.00% 65.00% 10 % 70.00% 75.00% 18V 24V 36V VIN -2- VER : A_2 update : 98.04.27 Encapsulated DC-DC Converter SW20 SERIES 20 Watts SCREW TERMINAL SW20-A2 PIN# Single 1 CTRL 2 -DC IN 3 +DC IN 4. -DC OUT 5 NO CONNECT 6 NO CONNECT 7 NO CONNECT 8 +DC OUT PIN# Single 1 CTRL SW20-A5 2 -DC IN 3 +DC IN 4. -DC OUT 5 NO CONNECT 6 NO CONNECT 7 NO CONNECT 8 +DC OUT http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -3-