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UM1019 Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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UM1019 Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
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1 / 2 page  UM1000 1 OF 2 REV.4 UNIVERSAL MICROELECTRONICS 3,27TH RD., TAICHUNG INDUSTRIAL PARK, TAICHUNG, TAIWAN, R.O.C. TEL: 886-4-23590096 FAX: 886-4-23590129 UM1000 SERIES 3 Watt DC-DC Converters ♦ Utilizes Surface Mount Technology ♦ 2:1 Input Range ♦ 7.5 Watts/Cubic Inch ♦ Efficiency to 80% ♦ Remote On/Off Control ♦ 200 KHz Switching Frequency ♦ Continuous Short Circuit Protection ♦ RoHS Compliant SPECIFICATIONS All specifications are typical at nominal line full load, and 25°C unless otherwise noted. INPUT SPECIFICATIONS Input Voltage Range, 24V ………………………….... 18-36V 48V …………………………..... 36-72V Input Filter .……………………………………….... Pi Network Remote On/Off Control .…………………. "TC" Pin-Out Only OUTPUT SPECIFICATIONS Voltage Accuracy, Single Output ..……………….. ±1% max. Dual + Output ………….……... ±1% max. -Output .………………... ±1% max. Voltage Balance, Dual Output at Full Load ……………………………..………………….... ±1.0% max. Transient Response, Single, 25% Step Load Change .……………….. <500μsec. Dual,FL-1/2FL,±1% Error Band .……………….. <500μsec. Ripple and Noise, 20MHz BW, Single ….………………………………….. 100mV P-P max. Dual ……………………………………..... 100mV P-P max. Temperature Coefficient ..………………..... ±0.02%/°C max. Line Regulation 1 ………………..………………... ±0.2% max. Load Regulation 2, Single Output ………………. ±0.5% max. Dual Output .………….…….. ±0.5% max. Short Circuit Protection .…………….…………... Continuous GENERAL SPECIFICATIONS Efficiency .…………………………………………... See Table Isolation Voltage 3 …..………….... 500 VDC, 1000 VDC min. Isolation Resistance ………………………..... 10 8 ohms min. Isolation Capacitance .…………………....…….... 300pF typ. Switching Frequency .…………………...……... 200KHz typ. Operating Temperature Range, Ambient None Derating …………………….. -25°C to +71°C Cooling .…………………………………. Free Air Convection Storage Temperature Range .……………... -40°C to+125°C Dimensions Case A .…………….. 1.25 x 0.80 x 0.40 inches (31.8 x 20.3 x 10.2 mm) Case Material ……..………... Non-Conductive Black Plastic UL94V-0 Weight ..…………………..………………………………... 15g NOTES: 1. Measured from high line to low line. 2. Measured from full load to no load, dual outputs loaded equally. 3. 1000 VDC for “T”/”TC” pin-out only. REMOTE ON/OFF CONTROL Control Input …………………………………………… Pin 20 Control Common ………..………………………… Pin 23,24 Logic Compatibility ……………………………………………. …………………………..…. COMS or Open Collector TTL Control Voltage ……………………………………………….. On ………………………..…. >+5.5 VDC Or Open Circuit Off ………………….. <+1.8 VDC or Jumper to Pin 23,24 Converter Shutdown Idle Current …………….……… 10mA |
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