NI25-3-2.5S

VER : A_0 update : 94.03.21 Encapsulated DC-DC Converter NI25 SERIES KEY FEATURES Non-Isolation Output Synchronous-rectifier Topologies High Efficiency High Power Density 2-Years Product Warranty 25 Watts ELECTRICAL SPECIFICATIONS Model No. Max. Output Wattage (W) Input Voltage (V.DC.) Output Voltage (V.DC.) Efficiency Model No. Max. Output Wattage (W) Input Voltage (V.DC.) Output Voltage (V.DC.) Efficiency NI25-3-1.5S 15W 3V (3.0-3.6V) 1.5V / 10,000mA 80% NI25-5-1.5S 15W 5V (4.5-5.5V) 1.5V / 10,000mA 83% NI25-3-1.8S 18W 3V (3.0-3.6V) 1.8V / 10,000mA 84% NI25-5-1.8S 18W 5V (4.5-5.5V) 1.8V / 10,000mA 86% NI25-3-2.1S 21W 3V (3.0-3.6V) 2.1V / 10,000mA 86% NI25-5-2.1S 21W 5V (4.5-5.5V) 2.1V / 10,000mA 88% NI25-3-2.5S 25W 3V (3.0-3.6V) 2.5V / 10,000mA 88% NI25-5-2.5S 25W 5V (4.5-5.5V) 2.5V / 10,000mA 90% NI25-5-3.3S 33W 5V (4.5-5.5V) 3.3V / 10,000mA 92% Model No. 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 Short Circuit Protection Operating Temperature Storage Temperature Environment Temperature Coefficient Humidity MTBF Dimension (L x W x H) Case Material Physical Weight Cooling Method NI25-3-1.5S NI25-5-1.5S 15W NI25-3-1.8S NI25-5-1.8S 18W NI25-3-2.1S NI25-5-2.1S 21W NI25-3-2.5S NI25-5-2.5S 25W 2.5 10,000 NI25-5-3.3S 33W 3.3 10,000 Capacitor 1.5 1.8 2.1 ±2% 10,000 10,000 10,000 ±0.5% ±1% 50mV max (Vp-p) 100mV max (Vp-p) 500KHz Works over 120% of rating and shut down Current limit, shut down -25°C…+50°C (with derating) -55°C…+105°C ±0.02% Per°C 95% RH >1,000,000 h @ 25°C (MIL-HDBK-217F) 2.0 x 0.34 x 0.55 Inches ( 51.0 x 8.6 x 14.0 mm ) Tolerance ±0.5 mm Open Frame 10 g 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_0 update : 94.03.21 Encapsulated DC-DC Converter NI25 SERIES MECHANICAL DIMENSION ( Top View ) PIN# 1 2 3 4 5 6 7 8 9 Single +VOUT +VOUT NC +VOUT GND GND +VIN +VIN NC TRIM REMOTE ON / OFF 25 Watts DERATING 10 11 BLOCK DIAGRAM http://www.archcorp.com.tw TEL: +886-2-26989508 FAX: +886-2-26981319 -2-