V22
EC3SCW SERIES
20-30 WATT 4:1 INPUT RANGE
DC-DC CONVERTERS
︳
FEATURE
* 20-30W Isolated Output
* 2”X1.6” Six-Sided Shield Metal Case
* High Efficiency up to 91%
* Fixed 300KHz Switching Frequency
* 4:1 Wide Input Range
* Regulated Outputs
* Continuous Short Circuit Protection
* Industry Standard Pin-Out
* Safety Meets IEC/EN/UL 62368-1
MODEL
NUMBER
INPUT
VOLTAGE
OUTPUT
VOLTAGE
OUTPUT CURRENT
MIN.
MAX.
INPUT CURRENT
NO LOAD
%
CAPACITOR
FULL LOAD EFF. LOAD MAX.
EC3SCW-24S3V3
9-36 VDC
3.3VDC
0 mA
7500 mA
50 mA
1172 mA
88
7500uF
EC3SCW-24S05
9-36 VDC
5 VDC
0 mA
6000 mA
60 mA
1404 mA
89
6000uF
EC3SCW-24S12
9-36 VDC
12 VDC
0 mA
2500 mA
80 mA
1374 mA
91
2500uF
EC3SCW-24S15
9-36 VDC
15 VDC
0 mA
2000 mA
50 mA
1374 mA
91
2000uF
EC3SCW-48S3V3
18-75 VDC
3.3VDC
0 mA
7500 mA
30 mA
586 mA
88
7500uF
EC3SCW-48S05
18-75 VDC
5 VDC
0 mA
6000 mA
30 mA
694 mA
90
6000uF
EC3SCW-48S12
18-75 VDC
12 VDC
0 mA
2500 mA
40 mA
687 mA
91
2500uF
EC3SCW-48S15
18-75 VDC
15 VDC
0 mA
2000 mA
50 mA
687 mA
91
2000uF
NOTE: 1. Nominal Input Voltage 24, 48VDC
1
V22
SPECIFICATIONS
All Specifications Typical at Nominal Line, Full Load, and 25℃ Unless Otherwise Noted
INPUT SPECIFICATIONS:
GENRAL SPECIFICATIONS:
Input Voltage Range ....……………..........….......... 24V ......................... 9-36V
48V ...................... 18-75V
Input Surge Voltage (100ms max.) ……….…....… 24V …............ 50Vdc max.
48V ............. 100Vdc max.
Efficiency ..............................................................…..……... See Table
Isolation Voltage ..........….. Input/Output ....……..…. 1500VDC min.
Isolation Resistance ...........................…...................……. 108 ohm min.
Isolation Capacitance …………………..…………………..… 1000pF typ.
Switching Frequency ................... 24Vin ................…….... 300KHz typ.
48Vin ..…...........…….... 250KHz typ.
Operating Ambient Temperature …………………...…... -40℃ to +85℃
Under Voltage Lockout ………..….. 24Vin power up ….…...…..……. 8.8V typ.
24Vin power down ……..……. 8.0V typ.
48Vin power up ……...…….….. 17V typ.
48Vin power down ……..……... 16V typ.
Positive Logic Remote On/Off (note3&4)
Input Filter ………………………………………………..….……... Pi Type
De-rating, Above 60℃ ………………… Linearly to Zero Power at 100℃
Case Temperature (note5) ………………………………….. 100℃ max.
Cooling ………………………………………………… Natural Convection
OUTPUT SPECIFICATIONS:
Storage Temperature ……………...….......………....... -55℃ to +125℃
Voltage Accuracy: .............................................……….......... ±1.5% max.
Transient Response: 75% - 100% Step Load Change
Error Band …………………...…………..……….. ±5% Vout Nominal
Recovery Time ………………………………………….…….. < 300µs
External Adjustment Range, %Vo ……………………….…………...... ±10%
Ripple & Noise, 20MHz BW (Measured with 0.1uF MLCC)
Humidity ................................................. 95% RH max. Non Condensing
3.3V & 5V ………..…..……..…. 20mV RMS max. 75mV pk-pk max.
12V & 15V ……………...….… 20mV RMS max. 100mV pk-pk max.
Temperature Coefficient ....................……….....….......…..... ±0.02%/°C max.
Line Regulation (note1) .….….….....................................…. ±0.5% max.
Load Regulation (note2) …………………..…................…...... ±0.5% max.
Output Over voltage Protection (Zener or TVS Clamp)
3.3V ……………….....……………..……………………...………….. 3.9V
5V …………………...……………………..……………..………….. 6.2V
12V ……………….....………………..…………….………………….. 15V
15V ……………….....………………………………..…………..……. 18V
Output Current Limit, % Nominal Output .....................………….. 110%-150%
Output Short Circuit Protection ......……..……..…. Continuous (Hiccup Mode)
Start up Time …………………………………….………………..…... 8ms typ.
MTBF ………. MILHDBK-217F, GB, 25℃, Full Load …… 650Khrs typ.
Thermal Shutdown Case Temp. .………….....................……. 110℃ typ.
Dimensions ....................... 2.00×1.60x0.40 inches (50.8x40.6×10.2 mm)
Case Material …….… Black Coated Copper with Non-Conductive Base
Weight …………………………………………………………………… 50g
NOTE:
1. Measured from high line to low line.
2. Measured from full load to 10% load.
3. Logic compatibility …. CMOS or open collector TTL, ref. to -Vin
Module on ………….……… >3.5VDC to 75VDC or open circuit
Module off ……..…………………………….……. 0 to
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