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DC DC Power Supply > Module Type > 0.1W~3W > 3W (2:1 input) > EC3A-E
3W DC to DC power supply. Regulated output. 2:1 Input. Efficiency to 87% Power Supply EC3A-E  
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 EN55032 Class A
* No Tantalum Capacitor Inside
* Wide Operating Temperature Range
* UL60950-1 2nd Approval
* Safety Meets IEC/EN/UL 62368-1
Model No. : EC3A-E
Input Voltage Range (5V) 4.5-9V
(12V) 9-18V
(24V) 18-36V
(48V) 36-72V
Input Surge Voltage (5V) 10Vdc max.
(12V) 25Vdc max.
(24V) 50Vdc max.
(48V) 100Vdc max.
Voltage Accuracy ±1.5% max.
Efficiency See Table
Operating Temperature -40°C to +85°C
Cooling Natural Convection
Storage temperature -40°C ~ +100°C
Isolation Voltage 500 VDC min. ……………………….………………… Standard Models
3K VDC min. …… (Non-Conductive Black Plastic Only) ….. Suffix “H” Models
1.5K VDC min. ………..…..……………………… Suffix “HM” Models
EMI Conductive EMI Meet EN55022 Class A
MTBF MIL-STD-217F ..……..……………………… 2500Khrs typ.
Case Material Standard Models …………………….… Non-Conductive Black Plastic
Suffix “M” Models .. Black Coated Copper with Non-conductive Base
Suffix “S” Models ………….……………….…………… SMD package
Dimensions DIP (31.8x20.3×10.2 mm):
MS/HMS Models (31.8x20.3×11.4 mm)
S/HS Models (31.8x20.3×10.4 mm)
Weight 12.5g
3 WATT 2:1 INPUT RANGE DC-DC CONVERTERS
 Model No.

Input Voltage (VDC)

 Output Voltage (VDC) Output Current (mA) INPUT CURRENT (mA) %Efficient
EC3A01☐-E 4.5-9 5 600 779 77
EC3A02☐-E 12 250 750 80
EC3A03☐-E 15 200 750 80
EC3A04☐-E ±5 ±300 779 77
EC3A05☐-E ±12 ±125 750 80
EC3A06☐-E ±15 ±100 750 80
EC3A07☐-E 3.3 600 550 72
EC3A11☐-E 9-18 5 600 309 81
EC3A12☐-E 12 250 298 84
EC3A13☐-E 15 200 294 85
EC3A14☐-E ±5 ±300 305 82
EC3A15☐-E ±12 ±125 298 84
EC3A16☐-E ±15 ±100 294 85
EC3A17☐-E 3.3 600 212 78
EC3A21☐-E 18-36 5 600 152 82
EC3A22☐-E 12 250 145 86
EC3A23☐-E 15 200 145 86
EC3A24☐-E ±5 ±300 152 82
EC3A25☐-E ±12 ±125 147 85
EC3A26☐-E ±15 ±100 145 86
EC3A27☐-E 3.3 600 106 78
EC3A31☐-E 36-72 5 600 74 84
EC3A32☐-E 12 250 73 86
EC3A33☐-E 15 200 73 86
EC3A34☐-E ±5 ±300 74 85
EC3A35☐-E ±12 ±125 72 87
EC3A36☐-E ±15 ±100 72 87
EC3A37☐-E 3.3 600 52 79
 
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