EC7AW SERIES
10 WATT 4:1 INPUT
ISOLATED DC-DC CONVERTER
Features
Efficiency up to 89%
Fixed Switching Frequency
Regulated Outputs
Remote On/Off
Low No Load Power Consumption
Fully Protected (OCP/OVP/UVLO)
3000Vdc I/O Isolation
No Tantalum Capacitor Inside
DIP-24 Metal Package
Meets Industrial Standard 1.25”x0.80”x0.40”
Safety Meets IEC/EN/UL 62368-1
EMI Meets EN55032 Class A
Without External Component
OUTPUT CURRENT
INPUT CURRENT
% EFF.
MODEL
INPUT
OUTPUT
CAPACITOR
NUMBER
VOLTAGE
VOLTAGE
MIN.
MAX.
NO LOAD
EC7AW-24S33
9-36 VDC
3.3 VDC
0 mA
2000 mA
6 mA
340 mA
EC7AW-24S05
9-36 VDC
5 VDC
0 mA
2000 mA
6 mA
EC7AW-24S12
9-36 VDC
12 VDC
0 mA
833 mA
6 mA
EC7AW-24S15
9-36 VDC
15 VDC
0 mA
666 mA
EC7AW-24D12
9-36 VDC
±12 VDC
0 mA
±417 mA
EC7AW-24D15
9-36 VDC
±15 VDC
0 mA
±333 mA
EC7AW-48S33
18-74 VDC
3.3 VDC
0 mA
2000 mA
6 mA
171 mA
80.5 81.5
2000uF
EC7AW-48S05
18-74 VDC
5 VDC
0 mA
2000 mA
6 mA
244 mA
85.5
2000uF
EC7AW-48S12
18-74 VDC
12 VDC
0 mA
833 mA
6 mA
235 mA
88.5
90
833uF
EC7AW-48S15
18-74 VDC
15 VDC
0 mA
666 mA
6 mA
234 mA
89
89.5
666µF
EC7AW-48D12
18-74 VDC
±12 VDC
0 mA
±417 mA
6 mA
237 mA
88
89.5
417µF
EC7AW-48D15
18-74 VDC
±15 VDC
0 mA
±333 mA
7 mA
237 mA
88
89.5
333uF
(2)
LOAD MAX.
81
81.5
2000uF
487 mA
85.5
86
2000uF
471 mA
88.5
89
833uF
7 mA
468 mA
89
89.5
666µF
8 mA
474 mA
88
88.5
417µF
10 mA
473 mA
88
89
333uF
FULL LOAD (1)
86
NOTE:
1. Nominal Input Voltage 24 or 48 VDC
2. Measured at 12VDC for 24Vin, 24VDC for 48Vin
PART NUMBER
Series
EC7AW-
Nominal Input
Voltage
II
24: 24VDC
EC7AW
48: 48VDC
Number of Outputs
O
Nominal Output
Voltage
XX
33:
3.3VDC
Remote On/Off Logic
L
S:
Single
05:
5.0VDC
None:
D:
Dual
12:
12VDC
N:
15:
15VDC
Positive
Negative
Part Number Example:
EC7AW-24S12N: 1.25”x0.8”,10W, 4:1 9-36Vdc Input, Single 12Vdc Output, Negative Logic
www.cincon.com
1
REVISION: V10
EC7AW
Series
TECHNICAL SPECIFICATIONS
(All specifications are typical at nominal input, full load at 25°C unless otherwise noted.)
ABSOLUTE MAXIMUM RATINGS
PARAMETER
NOTES and CONDITIONS
Input Voltage
Continuous
Input Surge Voltage
100ms max.
Operating Case Temperature
At the Center Part of Case Plate
Storage Temperature
Device
Min.
Typ.
Max.
24Vin
-0.3
36
48Vin
-0.3
74
24Vin
50
48Vin
100
Units
Vdc
Vdc
All
-40
105
°C
All
-55
125
°C
Device
Min.
Typ.
Max.
Units
24Vin
9
24
36
48Vin
18
48
74
24Vin
8
8.5
8.8
48Vin
16.5
17
17.5
INPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Operating Input Voltage
Vdc
Input Under Voltage Lockout
Turn-On Voltage Threshold
100% Load
Turn-Off Voltage Threshold
100% Load
Lockout Hysteresis Voltage
100% Load
Maximum Input Current
24Vin
7.5
8
8.3
48Vin
15.5
16
16.5
24Vin
0.5
48Vin
1
Vin=9V, Full Load
24Vin
1.4
Vin=18V, Full Load
48Vin
0.7
No-Load Input Current
Vin=Nominal, Io=0A
Input Filter
Pi filter
All
Inrush Current (I2t)
As per ETS300 132-2
All
Input Reflected Ripple Current
P-P thru 12uH inductor, 5Hz to 20MHz
All
Vdc
Vdc
Vdc
A
See Model Number Table
mA
0.1
30
A2s
mA
OUTPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Device
Min.
Typ.
Max.
Units
Voltage Set Point Accuracy
Vin=Nominal, Full Load, Tc=25°C
All
-1.0
+1.0
%
Output Voltage Balance
Vin=Nominal, Full Load, Tc=25°C
Dual
-1.0
+1.0
%
Output Voltage Regulation
Load Regulation
Full Load to No Load
All
±1.0
%
Line Regulation
Vin=High Line to Low Line, Full Load
All
±0.2
%
Temperature Coefficient
Tc=-40°C to 85°C
All
±0.02
%/°C
Output Voltage Ripple and Noise (5Hz to 20MHz bandwidth)
Peak-to-Peak
Full load, 1.0uF ceramic capacitors
3.3Vo
100
5Vo
100
12Vo
120
15Vo
Output Current Range
Over Current Protection
Vin=Nominal,
Hiccup Mode. Auto Recovery
All
Short Circuit Protection
External Load Capacitance
Over Voltage Protection
www.cincon.com
All
Full load (resistive)
150
See Model Number Table
110
140
2
170
A
%
Continuous, Auto Recovery
See Model Number Table
Zener Clamp
mV
3.3Vo
3.9
5Vo
6.2
12Vo
15
15Vo
18
±12Vo
±15
±15Vo
±18
uF
Vdc
REVISION: V10
EC7AW
Series
EFFICIENCY
PARAMETER
NOTES and CONDITIONS
100% Load
Vin=Nominal, Full Load, Tc=25°C
Device
Min.
Typ.
Max.
See Model Number Table
Units
%
DYNAMIC CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Device
Min.
Typ.
Max.
Units
Output Voltage Current Transient
Error Band
Recovery Time
Turn-On Delay and Rise Time
Turn-On Delay Time, From On/Off
Control
Turn-On Delay Time, From Input
Output Voltage Rise Time
75% to 100% of Io_max step load change
di/dt=0.1A/us
(within 1% Vout nominal)
Full load (Constant resistive load)
All
±5
%
All
250
us
Von/off to 10%Vo_set, Remote On
All
5
ms
Vin_min to 10%Vo_set, Power Up
All
5
ms
5Vo
10
Others
5
10%Vo_set to 90%Vo_set
ms
ISOLATION CHARACTERISTICS
PARAMETER
Isolation Voltage
(100% factory Hi-Pot tested
@2sec.)
Isolation Resistance
Isolation Capacitance
NOTES and CONDITIONS
Device
1 minute; Input to Output,
All
Input to Output
All
Input to Output (10KHz, 0.25V)
All
Min.
Typ.
Max.
Units
2000
Vac
3000
1000
Vdc
MΩ
1000
pF
FEATURE CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Switching Frequency
Output Ripple Frequency
Device
Min.
Typ.
Max.
Units
All
477
530
583
KHz
0
3.5 or
Open
Circuit
1.2
V
74
V
74
V
1.2
V
1
mA
30
uA
3
5
mA
Typ.
Max.
Units
On/Off Control, Positive Remote On/Off logic, Refer to –Vin pin.
Logic Low (Module Off)
Von/off at Ion/off=1.0mA
All
Logic High (Module On)
Von/off at Ion/off=0.0uA, Pin open=On
All
On/Off Control, Negative Remote On/Off logic, Refer to –Vin pin
Logic High (Module Off)
Logic Low (Module On)
On/Off Current (for both remote
on/off logic)
Leakage Current (for both remote
on/off logic)
Off Converter Input Current
Von/off at Ion/off=0.0uA, Pin open=Off
All
Von/off at Ion/off=1.0mA
All
Ion/off at Von/off=0V
All
Logic High, Von/off=15V
All
Shutdown input idle current
All
3.5 or
Open
Circuit
0
0.4
GENERAL SPECIFICATIONS
PARAMETER
MTBF
www.cincon.com
NOTES and CONDITIONS
Io=100% of Io_max;
MIL-HDBK - 217F_Notice 1, GB, 25°C
3
Device
Min.
24S33
1727
24S05
1520
24S12
1634
24S15
1711
24D12
1466
24D15
1579
K
hours
REVISION: V10
EC7AW
PARAMETER
NOTES and CONDITIONS
Device
Io=100% of Io_max;
MIL-HDBK - 217F_Notice 1, GB, 25°C
MTBF
Weight
Case Material
Black Coated Copper
Base plate Material
Non-Conductive Base
Potting Material
UL 94V-0
Pin Material
Base: Copper with Steel
Plating: Barrel Tin
Shock/Vibration
MIL-STD-810F Compliant
Humidity
95% RH max. Non Condensing
Altitude
2000m Operating Altitude
Thermal Shock
MIL-STD-810F
Min.
Typ.
48S33
1725
48S05
1605
48S12
1583
48S15
1715
48D12
1453
48D15
1585
All
18.4
Application Note Link
Series
Max.
Units
K
hours
grams
EC7AW Series App Notes
Packaging Information Link
Packaging Information
CHARACTERISTIC CURVE
Power Derating Curve
EC7AW Derating Curve
(Vin=Nominal)
Output Power (%)
120%
100%
71 75
-40
80%
60%
40%
Vo=3.3 & 5V
20%
Vo=12 & 15V
105
0%
-40
-20
0
20
40
60
80
100
Ambient Temperature (℃)
Performance Data
EC7AW-24S33
Eff Vs Io @25 Deg. C
EC7AW-24S33
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
9V
60%
12V
24V
50%
40%
10%
36V
20%
30%
40%
50%
60%
70%
80%
1
0
90% 100%
Current Load (%)
www.cincon.com
2
9V
12V
24V
36V
0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
4
REVISION: V10
EC7AW
EC7AW-24S05
Eff Vs Io @25 Deg. C
EC7AW-24S05
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
9V
12V
24V
36V
60%
50%
40%
10%
9V
12V
24V
36V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-24S12
Eff Vs Io @25 Deg. C
EC7AW-24S12
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
9V
12V
24V
36V
60%
50%
40%
10%
9V
12V
24V
36V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-24S15
Eff Vs Io @25 Deg. C
EC7AW-24S15
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
9V
12V
24V
36V
60%
50%
40%
10%
9V
12V
24V
36V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-24D12
Eff Vs Io @25 Deg. C
EC7AW-24D12
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
90%
Efficincy (%)
Series
80%
70%
9V
60%
12V
24V
50%
9V
12V
24V
36V
2
1
36V
40%
10%
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
Current Load (%)
www.cincon.com
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
5
REVISION: V10
EC7AW
EC7AW-24D15
Eff Vs Io @25 Deg. C
EC7AW-24D15
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
60%
9V
12V
50%
40%
10%
24V
36V
20%
30%
40%
50%
60%
70%
80%
9V
12V
24V
36V
2
1
0
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-48S33
Eff Vs Io @25 Deg. C
EC7AW-48S33
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-48S05
Eff Vs Io @25 Deg. C
EC7AW-48S05
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-48S12
Eff Vs Io @25 Deg. C
EC7AW-48S12
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
Series
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
Current Load (%)
www.cincon.com
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
6
REVISION: V10
EC7AW
EC7AW-48S15
Eff Vs Io @25 Deg. C
EC7AW-48S15
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-48D12
Eff Vs Io @25 Deg. C
EC7AW-48D12
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
EC7AW-48D15
Eff Vs Io @25 Deg. C
EC7AW-48D15
Pd Vs Po @25 Deg. C
3
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
18V
24V
48V
74V
60%
50%
40%
10%
Series
18V
24V
48V
74V
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
Current Load (%)
www.cincon.com
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
7
REVISION: V10
EC7AW
Series
0.18
[4.5]
MECHANICAL SPECIFICATION
16
9
14
11
0.600
[15.24]
0.80
[20.3]
0.10
[2.5]
1.25
[31.8]
BOTTOM
VIEW
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
PIN CONNECTION
0.200
[5.08]
1
2
3
23
22
SEE NOTE
0.15
[3.8]
0.40
[10.2]
Pin
Single Output
Dual Output
1
Remote on/off
Remote on/off
2,3
-V Input
-V Input
9
NP
Common
11
NC
-V Output
14
+V Output
+V Output
16
-V Output
Common
22,23
+V Input
+V Input
* NC-NO CONNECTION WITH PIN
* NP-NO PIN
8
REVISION: V10
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