V25 EC3A SERIES 3 WATT 2:1 INPUT RANGE DC-DC CONVERTERS FEATURES * 3W Isolated Output * 24-Pin DIP Package * Efficiency to 82% * 2:1 Input Range * Regulated Outputs * Pi Input Filter * Continuous Short Circuit Protection * UL60950-1 Approval for H/HM Versions only INPUT CURRENT MODEL INPUT OUTPUT OUTPUT (2) CAPACITOR % EFF. (1) LOAD MAX. NUMBER VOLTAGE VOLTAGE CURRENT NO LOAD FULL LOAD EC3A01 4.5-6 VDC 5 VDC 600 mA 15 mA 800 mA 75 2200uF EC3A02 12 VDC 250 mA 4.5-6 VDC 759 mA 79 15 mA 2200uF EC3A03 4.5-6 VDC 15 VDC 200 mA 779 mA 77 15 mA 2200uF EC3A04 5 VDC 300 mA 779 mA 77 4.5-6 VDC 25 mA 1000uF EC3A05 4.5-6 VDC 12 VDC 125 mA 25 mA 789 mA 76 1000uF EC3A06 15 VDC 100 mA 4.5-6 VDC 25 mA 800 mA 75 1000uF EC3A07 4.5-6 VDC 3.3 VDC 600 mA 15 mA 582 mA 68 2200uF EC3A11 9-18 VDC 5 VDC 600 mA 7.5 mA 325 mA 77 2200uF EC3A12 9-18 VDC 12 VDC 250 mA 7.5 mA 313 mA 80 2200uF EC3A13 9-18 VDC 15 VDC 200 mA 7.5 mA 316 mA 79 2200uF EC3A14 9-18 VDC 5 VDC 300 mA 12 mA 325 mA 77 1000uF EC3A15 9-18 VDC 12 VDC 125 mA 12 mA 325 mA 77 1000uF EC3A16 9-18 VDC 15 VDC 100 mA 12 mA 316 mA 79 1000uF EC3A17 9-18 VDC 3.3 VDC 600 mA 7.5 mA 229 mA 72 2200uF EC3A21 18-36 VDC 5 VDC 600 mA 5 mA 158 mA 79 2200uF EC3A22 18-36 VDC 12 VDC 250 mA 5 mA 156 mA 80 2200uF EC3A23 18-36 VDC 15 VDC 200 mA 5 mA 152 mA 82 2200uF EC3A24 18-36 VDC 5 VDC 300 mA 7.5 mA 162 mA 77 1000uF EC3A25 18-36 VDC 12 VDC 125 mA 7.5 mA 158 mA 79 1000uF EC3A26 18-36 VDC 15 VDC 100 mA 7.5 mA 154 mA 81 1000uF EC3A27 18-36 VDC 3.3 VDC 600 mA 5 mA 111 mA 74 2200uF EC3A31 36-72 VDC 5 VDC 600 mA 2 mA 78 mA 79 2200uF EC3A32 36-72 VDC 12 VDC 250 mA 2 mA 78 mA 80 2200uF EC3A33 36-72 VDC 15 VDC 200 mA 2 mA 78 mA 80 2200uF EC3A34 36-72 VDC 5 VDC 300 mA 3 mA 80 mA 78 1000uF EC3A35 36-72 VDC 12 VDC 125 mA 3 mA 80 mA 78 1000uF EC3A36 36-72 VDC 15 VDC 100 mA 3 mA 80 mA 78 1000uF EC3A37 36-72 VDC 3.3 VDC 600 mA 3 mA 57 mA 72 2200uF NOTE: 1. Nominal input voltage is 5, 12, 24 or 48VDC. 2. Typical value at nominal input voltage and full load. 1 V25 SPECIFICATIONS All Specifications Typical At Nominal Line, Full Load, and 25 Unless Otherwise Noted INPUT SPECIFICATIONS: GENERAL SPECIFICATIONS: Input Voltage Range ............... 5V .............................4.5-6V Efficiency .............................................................................. See Table 12V ..................... 9-18V Isolation Voltage: 24V ..................... 18-36V 500 VDC min Standard Models 48V ................... 36-72V 3K VDC min. (Non-Conductive Black Plastic Only) .. Suffix H Models Input Surge Voltage (100ms max.) . 5V ........ 10Vdc max. 1.5K VDC min... Suffix HM Models 9 12V ................. 25Vdc max. Isolation Resistance ..................................................... 10 ohm min. 24V ................. 50Vdc max. Switching Frequency ........................................................ 100KHz min. 48V ............... 100Vdc max. Operating Ambient Temperature Range ...................... -25 to +71 Input Filter ... Pi Type Power de-rating Curve .... see Figure1 Case Temperature (note4) Plastic/Copper case 95/100 max. OUTPUT SPECIFICATIONS: Voltage Accuracy ...................................................................... 2.0% max. Cooling .. Natural Convection Voltage Balance (Dual) .............................................................. 1.0% max. Storage Temperature Range .......... -40 to +100 / Humidity .................................................. 95% RH max. Non condensing Temperature Coefficient .. 0.05% Ripple & Noise, 20MHz BW . 3.3V/5V . 100mV pk-pk, max. MTBF . MIL-STD-217F .... 2000Khrs typ. 12V/15V .. 1% pk-pk max. Dimensions DIP .. 1.250.80x0.40 inches(31.8x20.310.2 mm) Short Circuit Protection Continuous SMD 1.250.80x0.45 inches(31.8x20.311.4 mm) Line Regulation Single/Dual (note1) . 0.5% max. Case Material: Load Regulation .. Single (note2) ..... 0.5% max. Standard Models . Non-Conductive Black Plastic Dual (note3) ... 1.0% max. Suffix M Models .. Black Coated Copper with Non-conductive Base Weight . 12.5g NOTE: Figure1.Typical Derating curve for Natural Convection 1. Measured from high line to low line. 120% 2. Measured from full load to 10% load. 71 -25 100% 3. Measured from full load to 1/4 load. 4. Maximum case temperature under any operating condition should 80% not be exceed 95(Plastic Case), 100(Copper Case). 60% Plastic Case 40% 100 Copper Case 20% 95 0% -25 0 25 50 75 100 o Ambient Temperature( C) Case A Dimensions: NOTE:Pin Size is 0.02 0.002 Inch (0.50.05 mm)DIA All Dimensions In Inches (mm) Tolerances Inches: X.XX= 0.02 , X.XXX= 0.010 Millimeters: X.X= 0.5 , X.XX=0.25 CASE AS PIN CONNECTION 500 VDC 1.5K & 3K VDC SEE NOTE Single Output Dual Output Single Output Dual Output Pin Pin DIP SMD DIP SMD DIP SMD DIP SMD +V Input TOP 1,24 +V Input 1,24 NP NC NP NC 2,23 NC 2,3 -V Input -V Input VIEW -V Output BOTTOM VIEW 3,22 NC Common 4,5 NP NC NP NC 4 NP NP 9 NC NC NC Common 5 NP NP 10,15 NC NC NC NC 9 NP NC NP NC 11 NC -V Output 10,15 -V Output Common 12,13 NP NC NP NC 11,14 +V Output +V Output 14 +V Output +V Output 12,13 -V Input -V Input 16 -V Output Common NP NC NP NC 20,21 NP NC NP NC 16 20,21 NP NC NP NC 22,23 +V Input +V Input * NP-NO PIN * NC-NO CONNECTION WITH PIN 2 LOAD(%)