V26
EC4AW SERIES
︳
3.3-6 WATT 4:1 INPUT RANGE
DC-DC CONVERTERS
FEATURES
* 3.3-6W Isolated Output
* DIP-24/SMD Package
* Efficiency to 83%
* 4:1 Input Range
* Regulated Outputs
* Pi Input Filter
* Continuous Short Circuit Protection
* Without Tantalum Capacitor Inside
* Safety Meets IEC/EN/UL 62368-1
INPUT CURRENT
MODEL
NUMBER(1)
INPUT
VOLTAGE(2)
OUTPUT
VOLTAGE
OUTPUT
CURRENT
NO LOAD
FULL LOAD
EC4AW01□
EC4AW02□
EC4AW03□
EC4AW04□
EC4AW05□
EC4AW06□
EC4AW07□
EC4AW11□
EC4AW12□
EC4AW13□
EC4AW14□
EC4AW15□
EC4AW16□
EC4AW17□
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
18-72 VDC
18-72 VDC
18-72 VDC
18-72 VDC
18-72 VDC
18-72 VDC
18-72 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
±5 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
±5 VDC
3.3 VDC
1000 mA
470 mA
400 mA
±230 mA
±190 mA
±500 mA
1000 mA
1000 mA
470 mA
400 mA
±230 mA
±190 mA
±500 mA
1000 mA
5 mA
5 mA
5 mA
7.5 mA
7.5 mA
5 mA
5 mA
5 mA
5 mA
5 mA
7.5 mA
7.5 mA
5 mA
5 mA
254 mA
283 mA
301 mA
280 mA
293 mA
251 mA
176 mA
132 mA
143 mA
154 mA
143 mA
148 mA
130 mA
93 mA
NOTE:
1. □ Can be None, H, HM or HMS.
2. Nominal Input Voltage: 24 or 48 VDC.
3. Measured at 12VDC for 24Vin, 24VDC for 48Vin.
4. Measured at Nominal Input Voltage.
1
% EFF.
(3) (4)
84
85
85
85
85
85
80
83
86
86
85
85
84
79
82
83
83
82
81
83
78
79
82
81
80
80
80
74
CAPACITOR
LOAD MAX.
1000uF
470uF
400uF
230uF
190uF
500uF
1000uF
1000uF
470uF
400uF
230uF
190uF
500uF
1000uF
V26
SPECIFICATIONS
All Specifications Typical at Nominal Line, Full Load, and 25℃ Unless Otherwise Noted
INPUT SPECIFICATIONS:
ISOLATION VOLTAGE:
Input Voltage Range ....……………..........….......... 24V …...................... 9-36V
48V ....................... 18-72V
1.5K VDC min. ………..………………… Standard or Suffix “HM” Models
3K VDC min. (note4) …………………………………… Suffix “H” Models
Input Filter ………………………………………………….…….……..... Pi Type
CASE MATERIAL:
OUTPUT SPECIFICATIONS:
Standard Models …………….…………… Non-Conductive Black Plastic
Voltage Accuracy .......................................................................... ±2.0% max.
Suffix “HM” Models (note5) ……….. Black Coated Copper with Non-Conductive Base
Voltage Balance (Dual) .................................................................. ±1.0% max.
NOTE:
Temperature Coefficient ……………………………………… ±0.05%/℃ max.
Ripple & Noise, 20MHz BW ………………………...…..…… 100mV pk-pk max.
Short Circuit Protection ……………………………………………… Continuous
Line Regulation Single/Dual (note1) …….………………….........…±0.5% max.
Load Regulation Single (note2) ……..……….…….......……….... ±0.5% max.
Dual (note3) ….……………....…………………±1.0% max.
Start up time ……………………………………………………………. 30 ms typ.
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. Non-conductive black plastic only.
5. Suffix “S” to the model number with SMD packages.
6. Maximum case temperature under any operating condition should
not be exceeded 100℃
GENERAL SPECIFICATIONS:
Typical Derating curve for Natural Convection
Efficiency .......................................................................................... See Table
Isolation Resistance ............................................................…… 109 Ohm min.
Switching Frequency .............................................................. 200KHz min.
Operating Ambient Temperature Range .................................. -40℃ to +85℃
De-rating, Above 71℃ ………………..….… Linearly to Zero Power at 100℃
Case Temperature………………………..................................... 100℃ max
Cooling ……………………………………………….. Natural Convection
Storage Temperature Range ………………..….......……........ -40℃ to +100℃
Dimensions …… DIP …..…...… 1.25x0.80x0.40 inches (31.8x20.3x10.2 mm)
SMD …..….… 1.25x0.80x0.45 inches (31.8x20.3x11.4 mm)
Weight …………………………………………………………………... 12.5g
120%
-40
71
100%
LOAD(%)
80%
60%
Natural
Convection
40%
20%
100
0%
-40
-20
0
20
40
60
Ambient Temperature(oC)
80
100
Case A Dimensions:
CASE AS
PIN CONNECTION
TOP VIEW
0.08
[2.0]
BOTTOM VIEW
Pin
SEE NOTE
15
10
14
11
13
12
0.600
[15.24]
0.80
[20.3]
9 10 11 12
5
0.02
[0.5]
0.04
[1.0]
0.15
[3.8]
0.40
[10.2]
0.08
[2.0]
0.100
[2.54]
1.25
[31.8]
NOTE:Pin Size is 0.02±0.002 Inch (0.5±0.05 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
2
Dual Output
DIP
SMD
DIP
SMD
NP
NC
NP
NC
-V Input
NP
NC
9
NC
10,15
NC
11
NC
12,13
0.43
9
4,5
1 2 3 4
0.100
[2.54]
16
2,3
0.45
3
[11.4]
2
[10.9]
23
22
1,24
16 15 14 13
0.80
[20.3]
1
1.25
[31.8]
24
1.00
[25.4]
24 23 22 21 20
Single Output
NP
-V Input
NP
NC
Common
NC
-V Output
NC
NP
NC
14
+V Output
+V Output
16
-V Output
Common
20,21
22,23
NP
NC
+V Input
NP
NC
+V Input
* NC-NO CONNECTION WITH PIN
* NP-NO PIN
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