︳ EC3A SERIES 3 WATT 2:1 INPUT RANGE DC-DC CONVERTERS FEATURES * 3W Isolated Output * 24-Pin DIP Package * Efficiency to 87% * 2:1 Input Range * Regulated Outputs * Pi Input Filter * Continuous Short Circuit Protection * Meet EMI EN55022 class A (“-E” model) * No Tantalum Capacitor inside (“-E” model) * Wide Operating Temperature Range (“-E” model) * UL60950-1 Approval for H/HM Versions only and “-E” Model MODEL (1) NUMBER EC3A01 EC3A02 EC3A03 EC3A04 EC3A05 EC3A06 EC3A07 EC3A11 EC3A12 EC3A13 EC3A14 EC3A15 EC3A16 EC3A17 EC3A21 EC3A22 EC3A23 EC3A24 EC3A25 EC3A26 EC3A27 EC3A31 EC3A32 EC3A33 EC3A34 EC3A35 EC3A36 EC3A37 INPUT (2) VOLTAGE “-E” 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 4.5-6 VDC 4.5-9 VDC 9-18 VDC 9-18 VDC 9-18 VDC 9-18 VDC 9-18 VDC 9-18 VDC 9-18 VDC 18-36 VDC 18-36 VDC 18-36 VDC 18-36 VDC 18-36 VDC 18-36 VDC 18-36 VDC 36-72 VDC 36-72 VDC 36-72 VDC 36-72 VDC 36-72 VDC 36-72 VDC 36-72 VDC OUTPUT OUTPUT VOLTAGE CURRENT 5 VDC 12 VDC 15 VDC ±5 VDC ±12 VDC ±15 VDC 3.3 VDC 5 VDC 12 VDC 15 VDC ±5 VDC ±12 VDC ±15 VDC 3.3 VDC 5 VDC 12 VDC 15 VDC ±5 VDC ±12 VDC ±15 VDC 3.3 VDC 5 VDC 12 VDC 15 VDC ±5 VDC ±12 VDC ±15 VDC 3.3 VDC 600 mA 250 mA 200 mA ±300 mA ±125 mA ±100 mA 600 mA 600 mA 250 mA 200 mA ±300 mA ±125 mA ±100 mA 600 mA 600 mA 250 mA 200 mA ±300 mA ±125 mA ±100 mA 600 mA 600 mA 250 mA 200 mA ±300 mA ±125 mA ±100 mA 600 mA INPUT CURRENT NO LOAD “-E” 15 mA 15 mA 15 mA 15 mA 15 mA 15 mA 25 mA 25 mA 25 mA 25 mA 25 mA 25 mA 15 mA 15 mA 7.5 mA 7.5 mA 7.5 mA 10 mA 7.5 mA 10 mA 12 mA 15 mA 12 mA 12 mA 12 mA 15 mA 7.5 mA 7.5 mA 5 mA 7.5 mA 5 mA 7.5 mA 5 mA 7.5 mA 7.5 mA 7.5 mA 7.5 mA 10 mA 7.5 mA 10 mA 5 mA 5 mA 2 mA 3 mA 2 mA 3 mA 2 mA 5 mA 3 mA 5 mA 3 mA 5 mA 3 mA 5 mA 3 mA 3 mA FULL LOAD “-E” 800 mA 779 mA 759 mA 750 mA 779 mA 750 mA 779 mA 779 mA 789 mA 750 mA 800 mA 750 mA 582 mA 550 mA 325 mA 309 mA 313 mA 298 mA 316 mA 294 mA 325 mA 305 mA 325 mA 298 mA 316 mA 294 mA 229 mA 212 mA 158 mA 152 mA 156 mA 145 mA 152 mA 145 mA 162 mA 152 mA 158 mA 147 mA 154 mA 145 mA 111 mA 106 mA 78 mA 74 mA 78 mA 73 mA 78 mA 73 mA 80 mA 74 mA 80 mA 72 mA 80 mA 72 mA 57 mA 52 mA NOTE: 1. Suffix “-E” of the models are high efficiency and wide operating temperature version. 2. Nominal Input Voltage is 5, 12, 24 or 48VDC. 3. Typical value at nominal input voltage and full load. 1 (3) % EFF. “-E” 75 79 77 77 76 75 68 77 80 79 77 77 79 72 79 80 82 77 79 81 74 79 80 80 78 78 78 72 77 80 80 77 80 80 72 81 84 85 82 84 85 78 82 86 86 82 85 86 78 84 86 86 85 87 87 79 CAPACITOR LOAD MAX. 2200uF 2200uF 2200uF 1000uF 1000uF 1000uF 2200uF 2200uF 2200uF 2200uF 1000uF 1000uF 1000uF 2200uF 2200uF 2200uF 2200uF 1000uF 1000uF 1000uF 2200uF 2200uF 2200uF 2200uF 1000uF 1000uF 1000uF 2200uF 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, 4.5-9V 12V …..................... 9-18V 24V …..................... 18-36V Efficiency ….............................................................................. See Table Isolation Voltage: 48V …................... 36-72V 3K VDC min. …… (Non-Conductive Black Plastic Only) ….. Suffix “H” Models Input Surge Voltage (100ms max.) …….…… 5V ….………...... 10Vdc max. 12V …................. 25Vdc max. 24V …................. 50Vdc max. 48V …............... 100Vdc max. Input Filter ………………………………………………….…………….. Pi Type 1.5K VDC min. ………..…..……………………… Suffix “HM” Models 9 Isolation Resistance ….....................................................… 10 ohm min. Isolation Capacitance ………………..…………………..…… 250pF Typ. Switching Frequency …................................................... 100KHz, min. 500 VDC min. ……………………….………………… Standard Models Operating Ambient Temperature Range …...................... -25℃ to +71℃ OUTPUT SPECIFICATIONS: “-E” models: -40℃ to +85℃ Voltage Accuracy …...................................................................... ±2.0% max. Voltage Balance (Dual) ….............................................................. ±1.0% max. Temperature Coefficient ……………………..……………………… ±0.05%/℃ Ripple & Noise, 20MHz BW (Note 5) …… 3.3V/5V ………… 100mV p-p, max. 12V/15V …………… 1% p-p max. Short Circuit Protection ……………………………………………… Continuous Line Regulation ………… Single/Dual (Note 1) …………………. ±0.5% max. Load Regulation ……..… Single (Note 2) …………....…………. ±0.5% max. Dual (Note 3) ….….….………………… ±1.0% max. Start up time …………………………………….………..….…..……10 ms max. Power de-rating Curve ………………..……………………….. see Figure1 Case Temperature (Note 4) … Plastic/Copper case … 95℃/100℃ max. Cooling ……………………………………………….. Natural Convection Storage Temperature Range ………….……....……..... -40℃ to +100℃ Humidity .................................................. 95% RH max. Non condensing MTBF ………. MIL-STD-217F ..……..……………………… 2000Khrs typ. “-E” m odels: 2500Khrs typ. Dimensions …… DIP …..… 1.25×0.80x0.40 inches(31.8x20.3×10.2mm) SMD …… 1.25×0.80x0.45 inches(31.8x20.3×11.4mm) S/HS Models (note 6) ... 1.25×0.80x0.41 inches(31.8x20.3×10.4mm) NOTE: Case Material: 1. Measured From High Line to Low Line 2. Measured From Full Load to 10% Load 3. Measured From Full Load to 1/4 Load 4. Maximum case temperature under any operating condition should not exceed 95℃(Plastic Case), 100℃(Copper Case). Standard Models …………………….… Non-Conductive Black Plastic Suffix “M” Models .. Black Coated Copper with Non-conductive Base Suffix “S” Models ………….……………….…………… SMD package Weight ………………………………………………….……………… 12.5g Figure1.Typical Derating curve for Natural Convection 5. The output noise is measured with 0.1uF MLCC across for SMD package 120% 6. S and HS models for “E” Version Only 100% 71 -40 85 LOAD(%) 80% Case A Dimensions: 60% Plastic Case Copper Case -E Version 40% NOTE:Pin Size is 0.02 ±0.002Inch (0.5±0.05mm)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 20% 100 -40 0% -40 -20 CASE AS 0 20 40 60 Ambient Temperature(oC) 80 100 PIN CONNECTION 500 VDC SEE NOTE Pin Single Output DIP BOTTOM VIEW Pin DIP TOP 1,24 +V Input SMD +V Input VIEW 2,23 NC -V Output 2,3 Common 4,5 NC 3,22 4 2 NP NC NP 1,24 NC 9 Single Output SMD DIP SMD NP NC NP NC -V Input NP NC NC 5 NP NC NP NC 10,15 NC NP NC NP NC 11 NC 10,15 -V Output Common 12,13 11,14 +V Output +V Output 14 -V Input -V Input 16 16 NP NC NP NC 20,21 20,21 NP NC NP NC 22,23 * NP-NO PIN * NC-NO CONNECTION WITH PIN Dual Output DIP 9 12,13 *0.41(10.4)mm for "-E" Version S/HS Models SMD 1.5K & 3K VDC Dual Output NP NP NC Common NC -V Output NC +V Output -V Output NP -V Input NC +V Input NP NC +V Output Common NP NC +V Input Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Cincon: EC3A02H EC3A34H EC3A35H EC3A01 EC3A03 EC3A04 EC3A05 EC3A06 EC3A07 EC3A11 EC3A12 EC3A13 EC3A14 EC3A15 EC3A16 EC3A17 EC3A21 EC3A22 EC3A23 EC3A24 EC3A25 EC3A26 EC3A27 EC3A31 EC3A32 EC3A33 EC3A34 EC3A35 EC3A36 EC3A37 EC3A32M EC3A03M EC3A34M EC3A14M EC3A16M EC3A33M EC3A22M EC3A25M EC3A23M EC3A05M EC3A17M EC3A15M EC3A03MS EC3A33MS EC3A25MS EC3A17MS EC3A15MS EC3A23MS EC3A32MS EC3A14MS EC3A26MS EC3A37MS EC3A12MS EC3A22MS EC3A16MS EC3A04MS EC3A35MS EC3A24MS EC3A06MS EC3A13MS EC3A11MS EC3A27MS EC3A02MS EC3A05MS EC3A21MS EC3A31MS EC3A07MS EC3A01MS EC3A36MS EC3A01H-E EC3A02H-E EC3A04H-E EC3A05H-E EC3A07H-E EC3A11H-E EC3A12H-E EC3A14H-E EC3A15H-E EC3A17H-E EC3A21HE EC3A22H-E EC3A24H-E EC3A25H-E EC3A27H-E EC3A31H-E EC3A32H-E EC3A34H-E EC3A37H-E EC3A01H EC3A01HM EC3A02 EC3A02HM EC3A03H EC3A03HM EC3A07H EC3A07HM EC3A11H EC3A11HM EC3A12H EC3A12HM