MicroPower Direct 3W, Ultra-Wide Input High Isolation DC/DC Converters A300RUI Series Key Features 4:1 Input Range 3W Output Power Tight Line/Load Regulation 3.5 kVDC I/O Isolation Single & Dual Outputs Low Cost Electrical Specifications Specifications typical @ +251C with nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice. Input Parameter Input Start Voltage Conditions Min. Typ. Max. 24 VDC Input 4.5 6.0 8.5 48 VDC Input 8.5 12.0 17.0 Units VDC π (Pi) Filter Input Filter Short Circuit Input Power 2,000 mW Typ. Max. Units !0.5 !1.0 % Dual Output , Balanced Loads !0.5 !1.0 % Vin = Min to Max !0.2 !0.5 % Iout = 10% to 100% !0.2 !0.5 60 mV P - P 500 µSec !0.01 !0.02 %/1C Typ. Max. Units Output Parameter Conditions Min. Output Voltage Accuracy Output Voltage Balance Line Regulation Load Regulation Ripple & Noise (20 MHz) Output Power Protection Transient Recovery Time (Note 1) Transient Response Deviation % 120 % 150 25% Load Step Change % !2.0 Temperature Coefficient Output Short Circuit Continuous General Parameter Conditions Isolation Voltage Isolation Resistance Isolation Capacitance Min. 60 Seconds 3,500 500 VDC 1,000 100 kHz, 1V VDC MΩ 390 pF Leakage Current 1.0 mA Switching Frequency 300 kHz Environmental Parameter Conditions Min. Operating Temperature Range Storage Temperature Range Cooling Humidity Max. Units -40 Typ. +85 1C -40 +125 1C Free Air Convection RH, Non-condensing 90 % Physical Case Size 1.25 x 0.80 x 0.40 Inches (31.8 x 20.3 x 10.2 mm) Case Material Metal with Non-Conductive Base Weight 0.74 Oz (21g) Reliability Specifications Parameter MTBF Conditions Min. MIL HDBK 217F, 251C, Gnd Benign Typ. Max. 950 Units kHours Absolute Maximum Ratings Parameter Input Voltage Surge (1 Sec) Internal Power Dissipation Conditions Min. Typ. Max. 24 VDC Input -0.7 50.0 48 VDC Input -0.7 100.0 All Models 2,500 Units VDC mW Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings. MicroPower Direct TEL: (781) 344-8226 FAX: (781) 344-8481 E-Mail: [email protected] WEB: www/micropowerdirect.com Model Selection Guide Voltage (VDC) Model Number Input Current (mA) Output Fuse Rating Reflected Efficiency Slow-Blow Current Ripple Voltage Current (%, Typ) (mA) (VDC) (mA, Max) (mA, Min) Full-Load No-Load Current Nominal Range A301RUI 24 9.0 - 36.0 166 12 5 5.0 600 60.0 75 A302RUI 24 9.0 - 36.0 158 12 5 12.0 250 25.0 79 1,000 A303RUI 24 9.0 - 36.0 158 12 5 15.0 200 20.0 79 1,000 A304RUI 24 9.0 - 36.0 166 12 5 !5.0 !300 !30.0 75 1,000 A305RUI 24 9.0 - 36.0 158 12 5 !12.0 !125 !12.0 79 1,000 A306RUI 24 9.0 - 36.0 158 12 5 18.0 - 72.0 83 7 5 !10.0 60.0 1,000 48 !100 600 79 A311RUI !15.0 5.0 75 500 A312RUI 48 18.0 - 72.0 80 7 5 12.0 250 25.0 78 500 A313RUI 48 18.0 - 72.0 79 7 5 15.0 200 20.0 78 500 A314RUI 48 18.0 - 72.0 83 7 5 !5.0 !300 !30.0 76 500 A315RUI 48 18.0 - 72.0 80 7 5 !12.0 !125 !12.0 79 500 A316RUI 48 18.0 - 72.0 80 7 5 !15.0 !100 !10.0 79 500 (mA, Typ) Notes: 1,000 1. Transient recovery is measured to within a 1% error band for a load step change of 75% tp 100%. 2. Dual output units may be connected to provide a 10V, 24V or 30V output. To do this connect the load across the positive (+Vout) and negative (-Vout) outputs and float the output common. Derating Curve Output Power % Capacitive Load Single Output (µF Max) Dual Output (µF Max) 1,000 !220 -5%/1C Ambient Temperature ( C) Mechanical Dimensions Pin Connections Pin 0.18 (4.6) 23 2 22 3 0.10 (2.54) 1.25 (31.8) Bottom 16 9 14 11 Side Single Dual 2, 3 -Vin -Vin 9 No Pin Common 11 NC -Vout 14 +Vout +Vout 16 -Vout Common 22, 23 +Vin +Vin NC: No Connection 0.02 DIA (0.5) Notes: 0.60 (15.2) 0.80 (20.3) 0.10 (2.54) All dimensions are typical in inches (mm) 0.15 (3.8) Tolerance x.xx = !0.01 (!0.25) 0.40 (10.2) MicroPower Direct Pin 1 is marked by a “dot” or indentation on the top of the unit 232 Tosca Drive, Stoughton, MA 02072 www.micropowerdirect.com [email protected] phone: (781) 344 - 8226 * fax: (781) 344 - 8481