Encapsulated DC-DC Converter NI20 SERIES 20 Watts KEY FEATURES Non-Isolation Output Synchronous-rectifier Topologies High Efficiency High Power Density 2-Year Product Warranty ELECTRICAL SPECIFICATIONS Model No. NI20-5-1.5S NI20-5-1.8S NI20-5-2.1S NI20-5-2.5S NI20-5-3.3S Max. output wattage (W) 12W 14.4W 16.8W 20W 26.4W Input voltage (V.DC.) 5V (4.5V-5.5V) 5V (4.5V-5.5V) 5V (4.5V-5.5V) 5V (4.5V-5.5V) 5V (4.5V-5.5V) Output voltage (V.DC.) 1.5V / 8000mA 1.8V / 8000mA 2.1V / 8000mA 2.5V / 8000mA 3.3V / 8000mA Model No. NI20-12-1.5S NI20-12-1.8S NI20-12-2.1S NI20-12-2.5S NI20-12-3.3S Max. output wattage (W) Input voltage (V.DC.) 12W 12V (4.5V-13.5V) 14.4W 12V (4.5V-13.5V) 16.8W 12V (4.5V-13.5V) 20W 12V (4.5V-13.5V) 26.4W 12V (4.5V-13.5V) Output voltage (V.DC.) 1.5V / 8000mA 1.8V / 8000mA 2.1V / 8000mA 2.5V / 8000mA 3.3V / 8000mA Model No. Max. output wattage (W) NI20-12-5S 20W Input voltage (V.DC.) Output voltage (V.DC.) 12V (7V-13.5V) 5V / 4000mA Model No. Max output wattage (W) Input Input filter Voltage (V.DC.) Voltage accuracy Current (mA) max Line regulation (HL-LL) (typ.) Output Load regulation (10-100%) (typ.) Ripple Noise Efficiency Switching frequency Over current protection Protection Short circuit protection Operating temperature Storage temperature Case temperature Environment Temperature coefficient Humidity MTBF Dimension (L x W x H) Case Material Physical Weight Cooling method NI20-5-1.5S NI20-5-1.8S NI20-5-2.1S NI20-5-2.5S NI20-5-3.3S NI20-12-5S NI20-12-1.5S NI20-12-1.8S NI20-12-2.1S NI20-12-2.5S NI20-12-3.3S NI 20-12-5S 12W 14.4W 16.8W 20W 26.4W 20W 2.5 2% 8000 0.5% 1% 3.3 2% 8000 0.5% 1% 5 2% 4000 0.5% 1% 88% 200KHz 90% 200KHz 90 % 200KHz type 1.5 1.8 2.1 2% 2% 2% 8000 8000 8000 0.5% 0.5% 0.5% 1% 1% 1% 30mV max (Vp-p) 100mV max (Vp-p) 83% 85% 86% 200KHz 200KHz 200KHz Works over 120% of rating and shut down Current limit, shut down 0C...+50C -55C...+105C +95C max. 0.02% PerC 95% RH >1,000,000 h @ 25C (MIL-HDBK-217F) 2.5 x 0.55 x 0.24 Inches (63.5 x 13.9x 6.0 mm) Open Frame 5g Free-air convection All specifications valid at nominal input voltage, full load and +25C after warm-up time unless otherwise stated. http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -1- Encapsulated DC-DC Converter NI20 SERIES 20 Watts MECHANICAL DIMENSION (Top View) DERATING PIN# Single 1 +VOUT 2 +VOUT 3 NC 4 +VOUT 5 GND 6 GND 7 +VIN 8 +VIN 9 NC 10 NC 11 NC BLOCK DIAGRAM http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -2-