EC7BW18 ECRT/EDRT
SERIES
20 WATT 16:1 INPUT
ISOLATED DC-DC CONVERTERS
Features
⚫ Efficiency Up to 88%
⚫ Fixed Switching Frequency
⚫ Regulated Outputs
⚫ Negative Logic Remote On/Off
⚫ Low No Load Power Consumption
⚫ Fully protected (OTP/OCP/OVP/UVLO)
⚫ 3000Vac I/O Isolation
⚫ Operating Case Temperature -40 to +100℃
⚫ UL62368-1 2nd (Reinforced Insulation)
Approval for DC Modules
⚫ Compliant with EN50155/ EN50121-3-2/ EN45545-2
⚫ Safety Meets IEC/EN/UL 62368-1
⚫ Chassis Mount, Baseplate Cooled
⚫ Low Inrush Current
⚫ Input Reverse Polarity Protection
⚫ EN50155 Class S3/ Class C2 Criteria A
Without External Capacitor
⚫ Output LED Indicator
⚫ 4.45”x2.33”x0.68” Size
MODEL
NUMBER
INPUT
OUTPUT
OUTPUT CURRENT
INPUT CURRENT
%
CAPACITOR
VOLTAGE VOLTAGE
MIN.
EC7BW18-72S05-ZZZZW
10-160 VDC
5 VDC
0 mA
4000 mA
8 mA
330 mA
84
6800uF
EC7BW18-72S12-ZZZZW
10-160 VDC
12 VDC
0 mA
1670 mA
10 mA
320 mA
87
3300uF
MAX.
NO LOAD FULL LOAD EFF.
LOAD MAX.
EC7BW18-72S15-ZZZZW
10-160 VDC
15 VDC
0 mA
1330 mA
10 mA
316 mA
88
2200μF
EC7BW18-72D12-ZZZZW
10-160 VDC
±12 VDC
0 mA
±833 mA
10 mA
320 mA
87
820μF
EC7BW18-72D15-ZZZZW
10-160 VDC
±15 VDC
0 mA
±667 mA
10 mA
316 mA
88
680μF
EC7BW18-72D24-ZZZZW
10-160 VDC
±24 VDC
0 mA
±417 mA
10 mA
316 mA
88
330μF
NOTE:
1. Nominal Input Voltage 72 VDC.
2. VR1 is Used for Output Voltage Adjustment (Single Output Only).
3. Refer to Application Note for Thermal Resistance and Derating Information.
4. TVS is Included for Input Surge Voltage Protection.
5. Fuse & Shunt Diode is Include Inside for Input Reverse Polarity Protection.
6. CN1 & CN2 connection: DINKLE 0137-1103 Series or Equivalent, Suitable Electric Wire: 26~16AWG (IEC 0.2~1.5mm2 ).
7. EC7BW18-72XYY-ZZZZW has De-rating by Input Voltage is Required See Power Derating Curve.
8. EDRT & EDRTP with Din Mount, the Clip is Suitable for TS-35 Din Rail.
PART NUMBER
Series
EC7BW18-
Nominal
Input Voltage
II
Number of
Outputs
O
S: Single
EC7BW18
72: 72 VDC
D:
Dual
Nominal Output
Voltage
XX
05: 5VDC
12:
15:
24:
12VDC
15VDC
24VDC
Chassis Mount Type
ECRT:
EDRT:
-ZZZZ
Enclosed Chassis Mount +
Railway Turnkey
Enclosed Chassis Mount +
Din Rail + Railway Turnkey
Coating
W
None:
P:
Without Protective
Coating
Coming Soon
Part Number Example:
EC7BW18-72S12-EDRTP: Enclosed Chassis Mount + Din Rail, 20W, 18:1 10-160Vdc Input, Single 12Vdc Output, With Protective Coating
www.cincon.com
1
REVISION: V10
EC7BW18-ECRT/EDRT
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
Device
Min.
Input Voltage
Continuous
All
-0.3
Input Surge Voltage
100ms max.
All
Operating Case Temperature
At the Center Part of Case Plate
All
-40
All
-40
Device
Min.
All
Storage Temperature
Typ.
Max.
Units
160
Vdc
200
Vdc
100
°C
105
°C
Typ.
Max.
Units
10
72
160
Vdc
9.2
9.9
Vdc
8.7
9.1
Vdc
INPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Operating Input Voltage
Input Under Voltage Lockout
Turn-On Voltage Threshold
70% Load
All
8.5
Turn-Off Voltage Threshold
70% Load
All
8.1
Lockout Hysteresis Voltage
70% Load
All
0.5
Maximum Input Current
Vin=14V, Full Load
All
2.0
Maximum Input Inrush Current
Vin=160V, Full Load
All
No-Load Input Current
Vin=72V, Io=0A
Vdc
A
15
A
mA
See Model Number Table
OUTPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Voltage Set Point Accuracy
Vin=72V, Full Load, Tc=25°C
Device
Min.
All
-1.2
Typ.
Max.
Units
+1.0
%
Single
±1.5
%
Dual
±1.0
%
Output Voltage Regulation
Load Regulation
Full Load to No Load
Line Regulation
Vin=High Line to Low Line, Full Load
Cross Regulation
Load cross variation 25%/100%
Temperature Coefficient
Tc=-40°C to 100°C
All
±0.2
%
Dual
±5.0
%
All
±0.02
%/°C
All
100
mV
All
40
mV
Output Voltage Ripple and Noise (5Hz to 20MHz bandwidth)
Peak-to-Peak
RMS.
Full load, 1uF ceramic capacitors
See Model Number Table & Power Derating
Curve
Output Current Range
Vin= 10 to 160V
Over Current Protection
Hiccup Mode. Auto Recovery.
Short Circuit Protection
External Load Capacitance
All
180
Po≦max rated power, Io ≦ Io_max
Zener Clamp
%
uF
See Model Number Table
-20
+15
72S12
72S15
Over Voltage Protection
150
Continuous, Auto Recovery.
All
Full load (resistive)
72S05
Output Voltage Trim Range
110
mA
%
See Power Derating Curve
5Vo
6.2
12Vo
15
15Vo
18
±12Vo
±15
±15Vo
±18
±24Vo
±30
Vdc
EFFICIENCY
PARAMETER
NOTES and CONDITIONS
100% Load
Vin=72V
www.cincon.com
Device
Min.
Typ.
See Model Number Table
2
Max.
Units
%
REVISION: V10
EC7BW18-ECRT/EDRT
Series
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
30
ms
Vin_min to 10%Vo_set, Power Up
All
30
ms
5Vo
10
ms
Others
5
ms
10%Vo_set to 90%Vo_set
ISOLATION CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Device
Min.
Typ.
Max.
Units
Isolation Voltage
(100% factory Hi-Pot tested
@2sec.)
1 minute; Input to Output,
All
3000
Vac
1 minute; Input to Case
All
2000
Vac
1 minute; Output to Case
All
500
Isolation Resistance
Input to Output
All
Input to Output
All
2400
Isolation Capacitance
Input to Case
All
2400
Output to Case
All
1900
Vac
MΩ
1000
pF
FEATURE CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Switching Frequency
Pulse wide modulation (PWM), Fixed
Device
Min.
Typ.
Max.
Units
All
180
200
220
KHz
Von/off at Ion/off>0.3mA
All
3.5
12
V
Von/off at Ion/off=0.0uA, Pin open=On
All
0
1.2
V
Ion/off at Von/off=3.5-12V
All
0.3
2.4
mA
5
mA
On/Off Control, 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)
Off Converter Input Current
Over Temperature Shutdown
Over Temperature Recovery
Shutdown input idle current
All
3
Temperature at the Center Part of Case
Plate, Non-Latching
All
106
°C
All
92
°C
GENERAL SPECIFICATIONS
PARAMETER
MTBF
NOTES and CONDITIONS
Io=100% of Io_max;
MIL-HDBK - 217F_Notice 1, GB, 25°C
Weight
Case plate Material
Aluminum
Potting Material
UL 94V-0 (DC Module)
Device
72S05
462
481
72S15
527
72D12
518
72D15
549
72D24
523
-ECRT
129
-EDRT
144
-ECRTP
135
-EDRTP
150
EN50155 (EN61373) Compliant
Humidity
95% RH max. Non Condensing
Altitude
5000m Operating Altitude, 12000m Transport Altitude
Thermal Shock
MIL-STD-810F
3
Typ.
72S12
Shock/Vibration
www.cincon.com
Min.
Max.
Units
K
hours
grams
REVISION: V10
EC7BW18-ECRT/EDRT
Series
GENERAL SPECIFICATIONS
Fire & Smoke
EN45545-2 Compliant
EMI
EN50155 Compliant
ESD
EN61000-4-2
Level 3: Air ±8kV, Contact ±6Kv
Perf. Criteria A
Radiated immunity
EN61000-4-3
Level 3: 80~1000MHz, 20V/m
Perf. Criteria A
Fast Transient
EN61000-4-4
Level 3: On power input port, ±2kV
Perf. Criteria A
Surge
EN61000-4-5
Level 4: Line to earth, ±4kV, Line to line, ±2kV
Perf. Criteria A
Conducted immunity
EN61000-4-6
Level 3: 0.15~80MHz, 10V
Perf. Criteria A
Interruptions of Voltage Supply
EN50155
Class S3: 20ms interruptions
Perf. Criteria A
Supply Change Over
EN50155
Class C2: During a supply break of 30 ms,
Perf. Criteria A
Class A
Application Note Link
EC7BW18-72S EC(D)RT Series App Notes
Packaging Information Link
Packaging Information
Immunity to Environmental Conditions.
Phenomenon
EN50155; 2017
Reference Clause(s)
Reference Standard
Low Temperature
Start-up test
13.4.4
EN 60068-2-1
Dry Heat Test
13.4.5
EN 60068-2-2
Low Temperature
Storage Test
13.4.6
EN 60068-2-1
Cyclic Damp Heat Test
13.4.7
EN 60068-2-30
Random Vibration Test
13.4.11
EN 61373
Simulated Long Life Test at
Increased Random Vibration
Levels
13.4.11
EN 61373
Shock Test
13.4.11
EN 61373
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4
Test Conditions
Class OT4
Temperature: -40℃
Duration: 2 hrs
Class OT4 & ST2
Temperature: 70℃
Duration: 6 hrs
Extended temperature: 85℃
Extended Duration: 10min
Temperature: -40℃
Duration: 16 hrs
Temperature: 25℃ - 55℃
Humidity: 90% RH
Duration: 48 hrs
Temperature: 25℃ +/- 10℃
Humidity: 50% +/-25% RH
Frequency range: 5 ~ 150 Hz
2
Vertical: 1.01 𝑚⁄𝑠
2
Transverse: 0.450 𝑚⁄𝑠
2
Longitudinal: 0.700 𝑚⁄𝑠
Duration: 10 min / axis
Temperature: 25℃ +/-10℃
Humidity: 50% +/-25% RH
Frequency range: 5 ~ 150 Hz
2
Vertical: 5.72 𝑚⁄𝑠
2
Transverse: 2.55 m⁄s
2
Longitudinal: 3.96 𝑚⁄𝑠
Duration: 5 hrs / axis
Temperature: 25℃ +/-10℃
Humidity: 50% +/-25% RH
Frequency range: 5 ~ 150 Hz
2
+/-Vertical: 30 m⁄s
2
+/-Transverse: 30 𝑚⁄𝑠
2
+/-Longitudinal: 50 𝑚⁄𝑠
Duration: 30ms x18 (Each axis 3
shocks)
Result
Pass
Pass
Pass
Pass
Pass
Pass
Pass
REVISION: V10
EC7BW18-ECRT/EDRT
Series
EN45545-2 Fire & Smoke Test Conditions.
Item
Standard
Oxygen Index Test
R22
Smoke Density Test
Smoke Toxicity Test
Oxygen Index Test
R23
Smoke Density Test
Smoke Toxicity Test
R24
Oxygen Index Test
R25
Glow - Wire Test
R26
Vertical Flame Test
Hazard Level
EN 45545-2: 2013
EN ISO 4589-2: 2006
EN 45545-2: 2013
EN ISO 5659-2: 2013
EN 45545-2: 2013
NF X70-100: 2006
EN 45545-2: 2013
EN ISO 4589-2: 2006
EN 45545-2: 2013
EN ISO 5659-2: 2013
EN 45545-2: 2013
NF X70-100: 2006
EN45545-2: 2013
EN ISO 4589-2
EN 45545-2:2013
EN 60695-2-11:2001
EN 45545-2: 2013
EN 60695-11-10: 2013
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
CHARACTERISTIC CURVE
Power Derating Curve
EC7BW18-72XXX-ECRT/EDRT Derating
Curve for Natural Convection (Vin=72V)
110
100
90
80
70
60
50
40
30
20
10
0
Output Power (%)
Output Power (%)
EC7BW18-72XXX-ECRT/EDRT
Input Voltage Derating Curve
67 74 76
Other
72S05
72S12 72D12
-40 -30 -20 -10 0
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
10 20 30 40 50 60 70 80 90 100
Ambient Temperature (℃)
Input Voltage (V)
www.cincon.com
120
110
100
90
80
70
60
50
40
30
20
10
0
5
REVISION: V10
EC7BW18-ECRT/EDRT
Series
Performance Data
EC7BW18-72S05-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72S05-ECRT
Pd Vs Po @25 Deg. C
7
Power Dissipation (W)
90%
Efficincy (%)
80%
70%
14V
24V
48V
72V
96V
110V
160V
60%
50%
40%
10%
30%
40%
50%
60%
70%
80%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
EC7BW18-72S12-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72S12-ECRT
Pd Vs Po @25 Deg. C
6
Power Dissipation (W)
Efficincy (%)
1
0%
70%
14V
24V
48V
72V
96V
110V
160V
60%
14V
24V
48V
72V
96V
110V
160V
5
4
3
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 (%)
EC7BW18-72S15-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72S15-ECRT
Pd Vs Po @25 Deg. C
6
Power Dissipation (W)
100%
90%
Efficincy (%)
2
Output Power (%)
50%
80%
70%
14V
24V
48V
72V
96V
110V
160V
60%
50%
14V
24V
48V
72V
96V
110V
160V
5
4
3
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 (%)
EC7BW18-72D12-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72D12-ECRT
Pd Vs Po @25 Deg. C
6
Power Dissipation (W)
100%
90%
Efficincy (%)
3
Current Load (%)
80%
80%
70%
14V
24V
48V
72V
96V
110V
160V
60%
50%
40%
10%
4
90% 100%
90%
40%
10%
5
0
20%
100%
40%
10%
14V
24V
48V
72V
96V
110V
160V
6
14V
24V
48V
72V
96V
110V
160V
5
4
3
2
1
0
20%
30%
40%
50%
60%
70%
80%
90% 100%
0%
Current Load (%)
www.cincon.com
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
6
REVISION: V10
EC7BW18-ECRT/EDRT
EC7BW18-72D15-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72D15-ECRT
Pd Vs Po @25 Deg. C
6
Power Dissipation (W)
100%
Efficincy (%)
90%
80%
70%
14V
24V
48V
72V
96V
110V
160V
60%
50%
40%
10%
14V
24V
48V
72V
96V
110V
160V
5
4
3
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 (%)
EC7BW18-72D24-ECRT
Eff Vs Io @25 Deg. C
EC7BW18-72D24-ECRT
Pd Vs Po @25 Deg. C
6
Power Dissipation (W)
100%
90%
Efficincy (%)
Series
80%
70%
14V
24V
48V
72V
96V
110V
160V
60%
50%
40%
10%
14V
24V
48V
72V
96V
110V
160V
5
4
3
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 (%)
MECHANICAL SPECIFICATION
EC7BW18-72XXX-ECRT
2.33[59.2]
1
2
3
VR1
LED
0.85[21.6]
4
5
6
www.cincon.com
0.68[17.4]
4.45[113.0]
7
REVISION: V10
EC7BW18-ECRT/EDRT
Series
EC7BW18-72XXX-EDRT
2.33[59.2]
1
2
3
VR1
LED
1.27[32.2]
1.43[36.4]
4
5
6
All Dimensions in Inches[mm]
Tolerance Inches: X.XX=±0.02 , X.XXX= ±0.010
Millimeters: X.X= ±0.5 , X.XX=±0.25
4.45[113.0]
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PIN CONNECTION
Single
Dual
Pin
+V
Input
+V
Input
1
-V Input
-V Input
2
Remote
Remote
3
-V
Output
NA
4
-V Output
Common
5
+V Output +V Output
6
8
REVISION: V10