OUTPUT SPECIFICATIONS:
Voltage Accuracy Single Output................................................±1.0% max.
Voltage Accuracy Dual + Output.............................................. ±1.0% max.
Voltage Accuracy Dual - Output...............................................±2.0% max.
Voltage Balance, Dual Output at Full Load.............................. ±1.0% max.
Transient Response
Single 25% Step Load Change ....................................................<500µ sec.
Dual - FL-1/2L ±1% Error Band ........................................................<500µ sec.
External Trim Adj. Range ........................................................................±10%
Ripple & Noise, 20MHz BW..................................................20mV RMS, max.
75mV p-p max.
Temperature Coefficient......................................................±0.02%/˚C max.
Short Circuit Protection................................................................Continuous
Line Regulation1, Single / Dual Output ......................................±0.5% max.
Load Regulation2, Single / Dual Output.....................................±0.5% max.
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
431
0.70
(17.8)
0.200
(5.08)
0.600
(15.24)
0.45
(11.4)
0.240DIA
(1.02)
0.22
(5.60)
8765
BOTTOM
VIEW
2.00
(50.8)
1.800
(45.72)
0.500
(12.70)
1.60
(40.6)
0.700
(17.8)
0.300
(7.62)
0.100
(2.54)
CASE SC
All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.
Specifications
INPUT SPECIFICATIONS:
Input Voltage Range......................24V.................................................9-36V
48V...............................................18-72V
Input Filter..............................................................................................Pi Type
Positive Logic Remote ON/OFF Control......................................See Note3
GENERAL SPECIFICATIONS:
Efficiency..................................................................................See Table
lsolation Voltage.............................................................1500 VDC min.
lsolation Resistance........................................................10
8 Ohms min.
Switching Frequency ......................................................... 300KHz Typ.
Operating Ambient Temperature Range................... -25˚C to +71˚C
De-rating, Above 60˚C......................Linearly to Zero Power at 100˚C
Case Temperature4...............................................................100˚C max.
Cooling...................................................................Natural Convection
Storage Temperature Range...................................... -55˚C to +105˚C
EMI / RFI......................................................Six Sided Continuous Shield
Dimensions .......................................................2.00 x1.60 x 0.45 inches
(50.8 x 40.6 x 11.4mm)
Case Material ...Black Coated Copper with Non-Conductive Base
Weight.................................................................................................53g
NOTE:
1. Measured From High Line to Low Line.
2. Measured From Full Load to 1/4 Load.
3. Remote On/Off Control:
Logic Compatibility................................CMOS or Open Collector TTL
EC-ON...........................................................>+5.5VDC or Open Circuit
EC-OFF......................................................................................< 1.8 VDC
Control Common.......................................Referenced to lnput Minus
4. Maximum case temperature under any operating condition should
not exceed 100˚C.
EC1SC Series Derating Curve
-25
-25
0
60
100
50 7525 100
Output Load(%)
100%
80%
60%
40%
20%
0%
Ambient Temperature(˚C)
Natural
Convection
120%
EC1SC
E176177
®
US
EC1SC
20 WATT
4:1 INPUT RANGE
DC-DC CONVERTERS
S E R I E S
MODEL
NUMBER
EC1SC01
EC1SC02
EC1SC03
EC1SC04
EC1SC05
EC1SC06
EC1SC07
EC1SC11
EC1SC12
EC1SC13
EC1SC14
EC1SC15
EC1SC16
EC1SC17
9-36VDC
18-72VDC
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
4000mA
1670mA
1330mA
±833mA
±666mA
±2000mA
4000mA
4000mA
1670mA
1330mA
±833mA
±666mA
±2000mA
4000mA
15 mA
15 mA
15 mA
20 mA
20 mA
20 mA
15 mA
10 mA
10 mA
10 mA
15 mA
15 mA
15 mA
10 mA
1029 mA
1006 mA
1004 mA
1004 mA
1004 mA
1004 mA
705 mA
508 mA
497 mA
496 mA
496 mA
496 mA
496 mA
353 mA
81
83
83
83
83
83
78
82
84
84
84
84
84
78
2" x 1.6"
2" x 1.6"
% EFF. SIZE
INPUT
VOLTAGE
OUTPUT
CURRENT
INPUT CURRENT
NO LOAD FULL LOAD
OUTPUT
VOLTAGE
NOTE: 1. Nominal Input Voltage 24 or 48 VDC
PIN CONNECTION
Pin Dual OutputSingle Output
1
3
4
5
6
7
8
On/Off Control
-V Input
+V Input
Trim
-V Output
+V Output
No Pin
On/Off Control
-V Input
+V Input
Trim
-V Output
Common
+V Output
Output may optionally be externally trimmed (±10%) with
a fixed resistor or an external trimpot as shown.
External Output Trimming
1.800
(45.72)
2.00
(50.8)
BOTTOM VIEW
8 7 6 5
4 3 21
0.90
(22.9)
2.00
(50.8)
3-0.200
(5.08)
0.400
(10.16)
0.400
(10.16)
0.400
(10.16)
0.40
(10.2)
PIN 7
PIN 6
PIN 5
TRIM
UP
TRIM
DOWN
10K
TRIM
UP/DOWN
0.22
(5.6)
min.
0.040 DIA
(1.02)
0.40
(10.2)
• 20W Isolated Output
• 2" x 1.6" Case
• 4 : 1 Input Range
• Regulated Outputs
• Efficiency to 84%
Features
• Pi Input Filter
• Continuous Short Circuit Protection
• Meets EN55022 Class A, Conducted
• Remote On/Off Control
All Dimensions In Inches(mm)
Tolerance Inches: .xx= ±.04, .xxx= ±.010
Millimeters: .xx= ±1.0, .xxx= ±0.25
