V21 EC7C SERIES 40 WATT 2:1 INPUT RANGE DC-DC CONVERTERS FEATURES * 40W Isolated Output * 2 X 2 Six-Sided Shield Metal Case * High Efficiency Up to 93% * Fixed 350KHz Switching Frequency * 2:1 Input Range * Regulated Outputs * Continuous Short Circuit Protection * UL60950-1 Approval (Except EC7C-XXD3305) * Safety Meets IEC/EN/UL 62368-1 OUTPUT CURRENT INPUT CURRENT MODEL INPUT OUTPUT CAPACITOR % EFF. NUMBER VOLTAGE VOLTAGE LOAD MAX. MIN. MAX. NO LOAD FULL LOAD EC7C-12S25 9 -18 VDC 2.5 VDC 0 mA 10000 mA 200 mA 2354 mA 88.5 10000uF EC7C-12S33 9 -18 VDC 3.3 VDC 0 mA 10000 mA 200 mA 3090 mA 89 10000uF EC7C-12S05 9 -18 VDC 5 VDC 0 mA 8000 mA 200 mA 3683 mA 90.5 8000uF EC7C-12S12 9 -18 VDC 12 VDC 0 mA 3333 mA 200 mA 3643 mA 91.5 3300uF EC7C-12S15 9 -18 VDC 15 VDC 0 mA 2666 mA 200 mA 3642 mA 91.5 2700uF EC7C-12D12 9 -18 VDC 12 VDC 90 mA 1800 mA 100 mA 4022 mA 89.5 1800uF EC7C-12D15 9 -18 VDC 15 VDC 70 mA 1400 mA 100 mA 3867 mA 90.5 1400uF (3) EC7C-12D3305 9 -18 VDC 3.3/5.0 VDC 0 mA 10A/7.5 A 100 mA 3727 mA 89 7270uF/7270uF EC7C-12T3312 9 -18 VDC 3.3/12 VDC 0.6A/40 mA 6A/0.4 A 200 mA 2768 mA 88.5 6000uF/400uF EC7C-12T3315 9 -18 VDC 3.3/15 VDC 0.6A/30 mA 6A/0.3 A 200 mA 2712 mA 88.5 6000uF/330uF EC7C-12T0512 9 -18 VDC 5.0/12 VDC 0.6A/40 mA 6A/0.4 A 200 mA 3729 mA 88.5 6000uF/400uF EC7C-12T0515 9 -18 VDC 5.0/15 VDC 0.6A/30 mA 6A/0.3 A 200 mA 3611 mA 90 6000uF/330uF EC7C-24S25 18 36 VDC 2.5 VDC 0 mA 10000 mA 100 mA 1157 mA 90 10000uF EC7C-24S33 18 36 VDC 3.3 VDC 0 mA 10000 mA 100 mA 1519 mA 90.5 10000uF EC7C-24S05 18 36 VDC 5 VDC 0 mA 8000 mA 110 mA 1812 mA 92 8000uF EC7C-24S12 18 36 VDC 12 VDC 0 mA 3333 mA 100 mA 1792 mA 93 3300uF EC7C-24S15 18 36 VDC 15 VDC 0 mA 2666 mA 100mA 1792 mA 93 2700uF EC7C-24D12 18 36 VDC 12 VDC 90 mA 1800 mA 100 mA 1967 mA 91.5 1800uF EC7C-24D15 18 36 VDC 15 VDC 70 mA 1400 mA 100 mA 1902 mA 92 1400uF (3) EC7C-24D3305 18 36 VDC 3.3/5.0 VDC 0 mA 10A/7.5 A 50 mA 1843 mA 90 7270uF/7270uF EC7C-24T3312 18 36 VDC 3.3/12 VDC 0.6A/40 mA 6A/0.4 A 100 mA 1361 mA 90 6000uF/400uF EC7C-24T3315 18 36 VDC 3.3/15 VDC 0.6A/30 mA 6A/0.3 A 100 mA 1333 mA 90 6000uF/330uF EC7C-24T0512 18 36 VDC 5.0/12 VDC 0.6A/40 mA 6A/0.4 A 100 mA 1813 mA 91 6000uF/400uF EC7C-24T0515 18 36 VDC 5.0/15 VDC 0.6A/30 mA 6A/0.3 A 100 mA 1786 mA 91 6000uF/330uF EC7C-48S25 36 75 VDC 2.5 VDC 0 mA 10000 mA 50 mA 585 mA 89 10000uF EC7C-48S33 36 75 VDC 3.3 VDC 0 mA 10000 mA 50 mA 764 mA 90 10000uF EC7C-48S05 36 75 VDC 5 VDC 0 mA 8000 mA 60 mA 906 mA 92 8000uF EC7C-48S12 36 75 VDC 12 VDC 0 mA 3333 mA 60 mA 896 mA 93 3300uF EC7C-48S15 36 75 VDC 15 VDC 0 mA 2666 mA 60 mA 906 mA 92 2700uF EC7C-48D12 36 75 VDC 12 VDC 90 mA 1800 mA 50 mA 989 mA 91 1800uF EC7C-48D15 36 75 VDC 15 VDC 70 mA 1400 mA 50 mA 962 mA 91 1400uF (3) EC7C-48D3305 36 75 VDC 3.3/5.0 VDC 0 mA 10A/7.5 A 50 mA 926 mA 89.5 7270uF/7270uF EC7C-48T3312 36 75 VDC 3.3/12 VDC 0.6A/40 mA 6A/0.4 A 50 mA 684 mA 89.5 6000uF/400uF EC7C-48T3315 36 75 VDC 3.3/15 VDC 0.6A/30 mA 6A/0.3 A 50 mA 682 mA 88 6000uF/330uF EC7C-48T0512 36 75 VDC 5.0/12 VDC 0.6A/40 mA 6A/0.4 A 50 mA 932 mA 88.5 6000uF/400uF EC7C-48T0515 36 75 VDC 5.0/15 VDC 0.6A/30 mA 6A/0.3 A 50 mA 903 mA 90 6000uF/330uF NOTE: 1. Nominal Input Voltage 12, 24, 48 VDC 2. The Total Power of EC7C-12D3305, EC7C-24D3305 and EC7C-48D3305 Should not be Exceeded 40W. 3. The Efficiency is Measured with Rated Load Current (3.3V/6A, 5V/4A). 1 V21 SPECIFICATIONS All Specifications Typical at Nominal Line, Full Load, and 25 Unless Otherwise Noted INPUT SPECIFICATIONS: GENERAL SPECIFICATIONS: Input Voltage Range Efficiency.............................................................See Table 12V ............ 9-18V, 24V ........ 18-36V, 48V ................ 36-75V Isolation Voltage ......... Input/Output ...... 1500VDC max. 9 Input Surge Voltage (100ms max.) Isolation Resistance ......................................... 10 ohm min. 12V .... 25Vdc max., 24V ..... 50Vdc max., 48V ..... 100Vdc max. Isolation Capacitance ...... 1000pF typ. Under voltage lockout Switching Frequency ...................................... 350KHz typ. 12Vin: power up .. 8.8V, power down . 8.0V Operating Ambient Temperature .... -40 to +85 24Vin: power up .. 17V, power down ... 16V De-rating, Above 60 . Linearly to Zero Power at 100 48Vin: power up ... 34V, power down .. 32V Case Temperature (note8) ... 100 max. Positive/Negative Logic Remote On/Off (note 5&6) Cooling Natural Convection Input Filter ... PI Type Storage Temperature .............. -55 to +125 Humidity ................................................. 95% RH max. Non Condensing OUTPUT SPECIFICATIONS: Voltage Accuracy Single/Dual ...... 1.5%max. MTBF.. MIL-HDBK-217F, GB, 25 , Full Load .. XXD3305 .. 500Khrs typ. Dual positive .. 3.3V1.5% max., 5V3% max. Others . 700Khrs typ. Triple .. Main 1.5% max., Auxiliary 3.0% max. Thermal Shutdown, Case Temperature .... 110 Typical Voltage Balance (Dual) . 2.0% max. Dimensions .. 2.002.00x0.40 inches(50.8x50.810.2 mm) Transient Response: 75% - 100% Step Load Change (Main Output) Case Material ... Black Coated Copper with Non-Conductive Base Error Band 5% Vout nominal, Recovery Time .. < 300us Weight .... 65g Output Voltage Adjustment Range ... Single/Dual Vo10%, Dual Positive5% NOTE: Ripple & Noise, 20MHz BW (Measured with 0.1uF MLCC) 1. Measured from high line to low line (dual positive at rated load). 2.5V&3.3V&5V .., 50mVpp,max., 12V&15V . 75mVpp max. 2. Measured from full load to 10% load. 3. Measured from max. load to zero load, other output at zero load. Dual 12V . 120mVpk-pk, max., 15V .... 150mVpk-pkmax. Dual positive +3.3V /+5V .. 100mVpk-pk max. 4. Measured from max. load to 10% load, other output at 10% load. Temperature Coefficient ..................... 0.02%/C max. 5. Logic Compatibility . CMOS or Open Collector TTL, ref. to Vin Module On .. >3.5Vdc to 75Vdc or Open Circuit Line Regulation (note1) ... Single/Dual/Dual positive ... 0.5% max. Triple Main .. 1.0% max., Auxiliary .. 3.0% max. Module Off ... 0 to <1.8Vdc. Load Regulation (note2) ... Single 0.5% max., Dual 1.0% max. 6. Suffix N to the model number with negative logic remote on/off Dual positive(note3) .... 3.3V 1.5% max., 5V4% max. Module On .. 0 to <1.8Vdc, Triple Main .. 1.0% max., Auxiliary .. 4.0% max. Module Off .... >3.5Vdc to 75Vdc or Open Circuit 7. If +/-Sense is not being used, the +sense should be connected to Cross Regulation (note4) ..... +3.3V 1.0% max. +5V 4.0% max. Over voltage Protection (Zener Diode Clamp) ........... 2.5V . 3.6Vdc typ. +Vout and likewise the sense should be connected to Vout. 3.3V ..... 3.9Vdc typ., 5V ... 6.2Vdc typ. 8. Maximum case temperature under any operating condition should 12V ... 15Vdc typ., 15V .. 18Vdc typ. not be exceeded 100 . Output Current Limit, % Nominal Output .........110%-140% Output Short Circuit Protection ................... Continuous (Hiccup mode) Start up Time ...... 10ms typ. Case C Dimensions: 0.300 0.300 0.300 0.40 0.200 0.200 Typical Derating curve for Natural Convection 10.2 7.62 7.62 5.08 7.62 5.08 150% 4 5 6 7 8 9 -40 60 100% Natural BOTTOM VIEW 50% Convection PIN CONNECTION 100 0% Pin Single Dual Dual Positive Triple 1 +V Input +V Input +V Input +V Input -40 -20 0 20 40 60 80 100 2 - V Input - V Input - V Input - V Input 1 2 3 3 On / Off On / Off On / Off On / Off o Ambient Temperature( C) 4 NC No Pin +3.3Vout +Aux. Out 0.100 2.54 5 - Sense Com(3.3V RTN) Common +V Output 0.400 0.90 0.200 6 +Sense Common Trim - Aux. Out 22.9 5.08 10.16 7 +V Output Common NC +V Output 2.00 50.8 8 - V Output - V Output +5V Output - V Output (Com) 9 Trim Trim Com(5V RTN) NC 0.04 1.02 DIA. *NC : NO CONNECTION WITH PIN EXTERNAL OUTPUT TRIM NOTE:Pin Size is 0.020.002 Inch(0.50.05mm) DIA All Dimensions In Inches mm Tolerances Inches:X.XX=0.02,X.XXX0.010 Millimeters:X.X=0.5,X.XX=0.25 Single Output Dual Output +Sense(6) Common(6) TRIM DOWN TRIM DOWN 10K Ohms 10K Ohms Trim(9) Trim(9) TRIMPOT TRIMPOT TRIM UP TRIM UP -Sense(5) -Vout(8) 2 2.00 50.8 1.800 45.72 0.40 10.2 min. 0.22 5.6 LOAD(%)