EC5BU S E R I E S 15 WATT 2:1 INPUT DC-DC CONVERTERS Features • 15W Isolated Output • Efficiency to 90% • 2:1 Input Range • Regulated Outputs • Fixed Switching Frequency • Input Under Voltage Protection • Over Current Protection OUTPUT VOLTAGE MIN. MAX. NO LOAD FULL LOAD EC5BU-12S33 3.3 VDC 0 mA 4000 mA 90 mA 1280 mA 85 4000uF EC5BU-12S05 5 VDC 0 mA 3000 mA 85 mA 1453 mA 88 3000uF EC5BU-12S12 12 VDC 0 mA 1250 mA 70 mA 1420 mA 88 1330uF 15 VDC 0 mA 1000 mA 70 mA 1420 mA 88 1000uF EC5BU-12D05 ±5 VDC 0 mA ±1500mA 45 mA 1470mA 85 1470uF EC5BU-12D12 ±12 VDC 0 mA ±625mA 45 mA 1436mA 87 660uF EC5BU-12D15 ±15 VDC 0 mA ±500mA 45 mA 1420mA 88 550uF EC5BU-24S33 3.3 VDC 0 mA 4000 mA 50 mA 640 mA 86 4000uF EC5BU-24S05 5 VDC 0 mA 3000 mA 50 mA 718 mA 89 3000uF EC5BU-24S12 12 VDC 0 mA 1250 mA 20 mA 695 mA 90 1330uF 15 VDC 0 mA 1000 mA 20 mA 695 mA 90 1000uF EC5BU-24D05 ±5 VDC 0 mA ±1500mA 25 mA 726 mA 86 1470uF EC5BU-24D12 ±12 VDC 0 mA ±625mA 25 mA 710 mA 88 660uF EC5BU-24D15 ±15 VDC 0 mA ±500mA 25 mA 702 mA 89 550uF EC5BU-48S33 3.3 VDC 0 mA 4000 mA 25 mA 320 mA 86 4000uF EC5BU-48S05 5 VDC 0 mA 3000 mA 30 mA 359 mA 88 3000uF EC5BU-48S12 12 VDC 0 mA 1250 mA 20 mA 347 mA 90 1330uF 15 VDC 0 mA 1000 mA 20 mA 351 mA 90 1000uF EC5BU-48D05 ±5 VDC 0 mA ±1500mA 20 mA 363 mA 86 1470uF EC5BU-48D12 ±12 VDC 0 mA ±625mA 20 mA 355 mA 88 660uF EC5BU-48D15 ±15 VDC 0 mA ±500mA 20 mA 351 mA 89 550uF MODEL NUMBER EC5BU-12S15 EC5BU-24S15 EC5BU-48S15 INPUT VOLTAGE 9-18 VDC 18-36 VDC 36-75 VDC NOTE: 1. Nominal Input Voltage 12, 24 or 48 VDC 49 • Conductive EMI Meets EN55022 Class A • Continuous Short Circuit Protection • Without Tantalum Capacitors Inside • CE Mark Meets 2004/108/EC • Safety Meets UL60950-1, EN60950-1, and IEC60950-1 OUTPUT CURRENT INPUT CURRENT % EFF. Capacitor Load max. INPUT SPECIFICATIONS: 120% Input Voltage Range..............................12V.........................................9-18V 24V.......................................18-36V 48V.......................................36-75V Under voltage lockout ……12Vin power up: 8.4V, ...…. power down: 8V 24Vin power up: 17V, …... power down: 16V 48Vin power up: 34V, …... power down: 32V Input Surge Voltage (100mS max.)…...12Vin ………………….25Vdc max. 24Vin ………………… 50Vdc max. 48Vin ……………….. 100Vdc max. Input Filter ………………………………..….....................…………....... PI Type -40 Output Load(%) 100% 78 73 80% 60% OTHERS XXD05 40% 20% OUTPUT SPECIFICATIONS: 105 0% Voltage Accuracy ………………....……………….......……….… ±1.5% max. Voltage Balance (Dual) …….………………………………….…. ±2.0% max. Transient Response: 25% Step Load Change ............…....…… <500u sec. Ripple and Noise, 20MHz BW (Measured with 0.1uF MLCC) … 100mV p-p max. Temperature Coefficient ....................….………....………. ±0.03%/˚C max. Short Circuit Protection ...................…....…………..…..……….. Continuous Line Regulation1..……..…….……......... Single …..…..........….... ±0.2% max. Dual ….…..................… ±0.5% max. Load Regulation2 …….…........…......... Single …..…..........….... ±0.2% max. Dual ….…..................… ±1.0% max. Cross Regulation (Dual output) Load cross variation 10%/100% …. ±5% max. Over Voltage Protection ……………………….…........ Zener or TVS Clamp Current Limit ………………………….........…. 110% - 140% Nominal Output Start up time ………………………………………..………..……… 20ms. max. -40 -20 0 20 40 60 80 100 E C 5 B U EC5BU Series Derating Curve Specifications 120 Ambient Temperature(˚C) External Output Trimming Output may optionally be externally trimmed (±10%) with a fixed resistor or an external trimpot as shown. +Vout +Vout TRIM DOWN 10K ohms TRIMPOT TRIM TRIM TRIM UP OPTION: -Vout 1. Suffix ”T” to the Model Number With Remote Positive On/Off Control: Logic Compatibility ...CMOS or Open Collector TTL, Referenced to -Vin Module On ………………..……..… >5.5VDC to 75VDC or Open Circuit Module Off ……………………………………………….…………. <1.2VDC 2. Suffix “A” to the Model Number with Output Voltage Adjustable External Trim Adj. Range ±10%, Single Output Models Only -Vout NOTE: 1. Measured From High Line to Low Line 2. Measured From Full Load to min. Load 3. Maximum case temperature under any operating condition should GENERAL SPECIFICATIONS: Not be exceeded 105˚C. Efficiency ...........................................………..…….........…............ See Table Isolation Voltage .................................……..………...............1500 VDC min. Isolation Resistance .....................…….……….….…….......…109 Ohms min. Isolation Capacitance …………………..……………....…..…… 1000pF typ. Switching Frequency ............................…….............................. 350KHz typ. EMI/RFI ……….……..…….......…. Conductive EMI Meets EN55022 Class A Case Grounding ………...Connect Case to -Vin with Decoupling Y Cap Operating Ambient Temperature Range ...…..…...…….... -40˚C to +85˚C Derating, Above 78˚C ……………....…. Linearly to Zero Power at +105˚C Case Temperature4 ………………………..................………………….. 105˚C Cooling ………………………....………………………… Natural Convection Storage Temperature Range ...…................……....…....... -55˚C to +125˚C Humidity ……………………….....……..…… 95% RH max. Non condensing MTBF …...........…MIL-STD-217-F, GB, 25˚C, Full Load ………...1200K hrs typ. Dimensions ...........................….. 2.00x1.00x0.4 inches (50.8x25.4x10.2mm) Case Material …...… Black Coated Copper with Non-Conductive Base Weight ……………………………........………………………………………. 35g PIN CONNECTION Pin Function 1 +Input 2 -Input 3 +Output 4 Common/NP/Trim(Option) 5 -V Output 6 NP/Remote(Option) *NP-NO PIN ON SINGLE OUTPUT CASE B All Dimensions In Inches(mm) Tolerances Inches: x.xx= ±0.04, x.xxx= ±0.010 Millimeters: x.x= ±1, x.xx= ±0.25 0.200 (5.08) 0.300 (7.62) 0.40 (10.2) 0.60 (15.2) 6 2 1 BOTTOM VIEW 2.00(50.8) 5 4 0.800 (20.32) 3 0.040 DIA (1.02) 0.400 (10.16) 0.400 (10.16) 0.22 min. (5.6) 0.40 (10.2) 1.00 (25.4) All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted. 50 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Cincon: EC5BU-12S05 EC5BU-12S15 EC5BU-12D05 EC5BU-12D12 EC5BU-24S33 EC5BU-24S05 EC5BU-24S12 EC5BU-24D05 EC5BU-48S33 EC5BU-48S05 EC5BU-48D05 EC5BU-48D15 EC5BU-12D15 EC5BU-12S12 EC5BU-12S33 EC5BU-24D12 EC5BU-24D15 EC5BU-24S15 EC5BU-48D12 EC5BU-48S12 EC5BU-48S15