CQB50W8 CMFC(D) SERIES
50 WATT 8:1 INPUT
ISOLATED DC-DC CONVERTERS
Features
Efficiency Up to 90%
Fixed Switching Frequency
Regulated Outputs
Remote On/Off
Low No Load Power Consumption
Fully protected (OTP/OCP/OVP/UVLO)
3000Vac I/O Isolation
Operating Case Temperature -40 to +105℃
UL62368-1 2nd (Reinforce Insulation) Approval for DC Modules
EN50155 for EMC, Environmental and Characteristic
Shock & Vibration EN50155 (EN61373) Compliant
Fire & Smoke EN45545-2 Compliant
Safety Meets IEC/EN/UL 62368-1
Build-In EMI Filter
Chassis Mount, Baseplate Cooled
MODEL
NUMBER
CQB50W8-36S12□-CMFC
CQB50W8-36S12□-CMFD
CQB50W8-36S15□-CMFC
CQB50W8-36S15□-CMFD
CQB50W8-36S24□-CMFC
CQB50W8-36S24□-CMFD
CQB50W8-36S28□-CMFC
CQB50W8-36S28□-CMFD
CQB50W8-36S48□-CMFC
CQB50W8-36S48□-CMFD
INPUT
OUTPUT
OUTPUT CURRENT
INPUT CURRENT
%
CAPACITOR
VOLTAGE VOLTAGE
MIN.
MAX.
9.5-75 VDC
12 VDC
0 mA
4.17 A
10 mA
1544mA
90
8000µF
9.5-75 VDC
15 VDC
0 mA
3.33 A
10 mA
1542mA
90
6800µF
9.5-75 VDC
24 VDC
0 mA
2.08 A
12 mA
1541mA
90
2350µF
9.5-75 VDC
28 VDC
0 mA
1.79 A
12 mA
1547mA
90
2350µF
9.5-75 VDC
48 VDC
0 mA
1.05 A
12 mA
1556mA
90
700µF
NO LOAD
FULL LOAD EFF.
LOAD MAX.
NOTE:
1. Nominal Input Voltage 36 VDC.
2. □ = N or none
3. VR1 is Used for Output Voltage Adjustment.
4. Refer to Application Note for Thermal Resistance and Derating Information.
5. TVS is Included for Input Surge Voltage Protection.
6. Recommend an External Fuse for Input Reverse Polarity Protection (shunt diode is included inside).
7. Output connector CN3 wafer with TAIWAN KING PIN TERMINAL P110I series and mate with JST housing PH series or equivalent.
8. CN1 & CN2 connection: DINKLE EK500V-04P series or equivalent, suitable electric wire: 24~12AWG (IEC 0.5~2.5mm2).
PART NUMBER
Series
CQB50W8-
CQB50W8
Nominal Input
Voltage
II
36: 36 VDC
Number of
Outputs
O
S:
Single
Nominal Output
Voltage
XX
12: 12VDC
15: 15VDC
24: 24VDC
28: 28VDC
48: 48VDC
Remote On/Off
Logic
L
None:
Chassis Mount Type
-YYY
Positive
CMF:
N:
Negative
Chassis
Mount
Built in
Filter
C:
Z
Open
Frame
D:
With Cover
Part Number Example:
CQB50W8-36S12N-CMFC: Chassis Mount, 50W, 8:1 9.5-75Vdc Input, Single 12Vdc Output, Negative Logic, Open Frame
www.cincon.com
1
REVISION: V10
CQB50W8 CMFC(D)
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 Base Plate
All
-40
All
-40
Device
Min.
All
Storage Temperature
Typ.
Max.
Units
75
Vdc
100
Vdc
105
°C
105
°C
Typ.
Max.
Units
9.5
36
75
Vdc
8.8
9.3
Vdc
7.9
8.4
Vdc
INPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Operating Input Voltage
Input Under Voltage Lockout
Turn-On Voltage Threshold
Full Load
All
8.4
Turn-Off Voltage Threshold
Full Load
All
7.5
Lockout Hysteresis Voltage
Full Load
All
Maximum Input Current
Vin=9.5V, Full Load
All
No-Load Input Current
Vin=36V, Io=0A
Vdc
0.9
A
7.5
mA
See Model Number Table
OUTPUT CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Device
Min.
Voltage Set Point Accuracy
Vin=36V, Full Load, Tc=25°C
All
-1.0
Load Regulation
Full Load to No Load
Line Regulation
Vin=High Line to Low Line, Full Load
Temperature Coefficient
Tc=-40°C to 105°C
Typ.
Max.
Units
+1.0
%
All
±0.2
%
All
±0.2
%
All
±0.02
%/°C
12Vo
150
15Vo
150
24Vo
240
28Vo
240
48Vo
480
12Vo
80
Output Voltage Regulation
Output Voltage Ripple and Noise (5Hz to 20MHz bandwidth)
Peak-to-Peak
Full load, 1uF ceramic capacitor
RMS.
Output Current Range
Vin= 9.5 to 75V
Over Current Protection
Hiccup Mode. Auto Recovery.
80
24Vo
120
28Vo
120
48Vo
220
All
110
Full load (resistive)
Output Voltage Trim Range
Po≦max rated power, Io ≦ Io_max
Output Voltage Remote Sense
Range
Po≦max rated power, Io ≦ Io_max
% of nominal Vo
Limited Voltage, % of Nominal Vo
210
uF
See Model Number Table
All
%
Continuous, Auto Recovery.
All
External Load Capacitance
150
mV
A
See Model Number Table
Short Circuit Protection
Over Voltage Protection
15Vo
mV
-20
All
+15
%
+15
%
All
117
125
140
%
Device
Min.
Typ.
Max.
Units
EFFICIENCY
PARAMETER
NOTES and CONDITIONS
100% Load
Vin=36V
www.cincon.com
See Model Number Table
2
%
REVISION: V10
CQB50W8 CMFC(D)
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
20
ms
Vin_min to 10%Vo_set, Power Up
All
20
ms
10%Vo_set to 90%Vo_set
All
10
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
1 minute; Input to Case (Base Plate),
All
Min.
Typ.
1 minute; Output to Case (Base Plate)
All
Input to Output
All
Input to Output
All
15000
Input to Case (Base Plate)
All
16000
Output to Case (Base Plate)
All
23000
Max.
Units
3000
Vac
4200
Vdc
2100
Vac
3000
Vdc
1500
Vac
2100
Vdc
MΩ
100
pF
FEATURE CHARACTERISTICS
PARAMETER
NOTES and CONDITIONS
Switching Frequency
Pulse wide modulation (PWM), Fixed
Device
Min.
Typ.
Max.
Units
All
180
200
220
KHz
On/Off Control, Positive Remote On/Off logic, Refer to –Vin pin.
Logic Low (Module Off)
Von/off at Ion/off=1.0mA
All
0
1.0
V
Logic High (Module On)
Von/off at Ion/off=0.0uA, Pin open=On
All
4.0
75
V
Von/off at Ion/off=0.0uA, Pin open=Off
All
4.0
75
V
Von/off at Ion/off=1.0mA
All
0
1.0
V
Ion/off at Von/off=0V
All
1
mA
Logic High, Von/off=15V
All
30
uA
10
mA
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
Over Temperature Shutdown
Over Temperature Recovery
0.3
Shutdown input idle current
All
5
Temperature at the Center Part of Base
Plate, Non-Latching
All
110
°C
All
100
°C
GENERAL SPECIFICATIONS
PARAMETER
MTBF
NOTES and CONDITIONS
Io=100% of Io_max;
MIL-HDBK - 217F_Notice 1, GB, 25°C
Weight
Base plate Material
Aluminum
Potting Material
UL 94V-0 (DC Module)
www.cincon.com
3
Device
Min.
Typ.
36S12
526
36S15
585
36S24
577
36S28
568
36S48
594
-CMFC
215
-CMFD
300
Max.
Units
K
hours
grams
REVISION: V10
CQB50W8 CMFC(D)
Series
GENERAL SPECIFICATIONS
Shock/Vibration
EN50155 (EN61373) Compliant
Humidity
95% RH max. Non Condensing
Altitude
5000m Operating Altitude, 12000m Transport Altitude
Thermal Shock
MIL-STD-810F
Fire & Smoke
EN45545-2 Compliant
EMI
EN55032 & 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
Application Note Link
Class A
Perf. Criteria A
CQB50W8-36S CMFC(D) 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
www.cincon.com
4
Test Conditions
Class OT6
Temperature: -40℃
Duration: 2 hrs
Class OT6 & ST2
Temperature: 85℃
Duration: 6 hrs
Extended temperature: 100℃
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
CQB50W8 CMFC(D)
Series
EN45545-2 Fire & Smoke Test Conditions.
Item
Standard
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
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
HL1, HL2, HL3
HL1, HL2
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
HL1, HL2, HL3
CHARACTERISTIC CURVE
Output Power (%)
Power Derating Curve
CQB50W8-36SXX-CMFC(D) Derating Curve
with Heat Sink (Vin=36V)
120
110
100
90
80
70
60
50
40
30
20
10
0
75 80
Heat Sink with FBL254
Heat Sink with Iron Plate
(17x17x0.04 inch)
0
10
20
30
40
50
60
70
80
90
100 110
Ambient Temperature (℃)
Performance Data
CQB50W8-36S12-CMFC
Eff Vs Io @25 Deg. C
CQB50W8-36S12-CMFC
Pd Vs Po @25 Deg. C
Power Dissipation (W)
Efficincy (%)
100%
90%
80%
9.5V
12V
24V
36V
48V
75V
70%
60%
10%
20%
30%
40%
50%
60%
70%
80%
90% 100%
Current Load (%)
www.cincon.com
13
12
11
10
9
8
7
6
5
4
3
2
1
0
9.5V
12V
24V
36V
48V
75V
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
5
REVISION: V10
CQB50W8 CMFC(D)
CQB50W8-36S15-CMFC
Eff Vs Io @25 Deg. C
CQB50W8-36S15-CMFC
Pd Vs Po @25 Deg. C
Power Dissipation (W)
Efficincy (%)
100%
90%
80%
9.5V
12V
24V
36V
48V
75V
70%
60%
10%
20%
30%
40%
50%
60%
70%
80%
90% 100%
60%
40%
50%
60%
70%
80%
24V
36V
48V
75V
0%
Power Dissipation (W)
Efficincy (%)
60%
40%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
50%
60%
70%
80%
12
11
10
9
8
7
6
5
4
3
2
1
0
90% 100%
9.5V
12V
24V
36V
48V
75V
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Current Load (%)
Output Power (%)
CQB50W8-36S48-CMFC
Eff Vs Io @25 Deg. C
CQB50W8-36S48-CMFC
Pd Vs Po @25 Deg. C
Power Dissipation (W)
100%
90%
Efficincy (%)
12V
CQB50W8-36S28-CMFC
Pd Vs Po @25 Deg. C
9.5V
12V
24V
36V
48V
75V
80%
9.5V
12V
24V
36V
48V
75V
70%
60%
40%
50%
60%
70%
80%
90% 100%
Current Load (%)
www.cincon.com
9.5V
CQB50W8-36S28-CMFC
Eff Vs Io @25 Deg. C
70%
30%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
80%
20%
75V
12
11
10
9
8
7
6
5
4
3
2
1
0
90% 100%
90%
50%
10%
48V
Current Load (%)
100%
30%
36V
0%
Power Dissipation (W)
Efficincy (%)
9.5V
12V
24V
36V
48V
75V
20%
24V
CQB50W8-36S24-CMFC
Pd Vs Po @25 Deg. C
70%
50%
10%
12V
CQB50W8-36S24-CMFC
Eff Vs Io @25 Deg. C
80%
30%
9.5V
Output Power (%)
90%
20%
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Current Load (%)
100%
50%
10%
Series
12
11
10
9
8
7
6
5
4
3
2
1
0
9.5V
12V
24V
36V
48V
75V
0%
10% 20% 30% 40% 50% 60% 70% 80% 90% 100%
Output Power (%)
6
REVISION: V10
CQB50W8 CMFC(D)
Series
MECHANICAL SPECIFICATION
CFMC
CN3
LED
2.40[61.0]
VR1
CN2
5
6
7
8
CN1
1
2
3
4
0.200[5.08]
0.200[5.08]
2.000[50.80]
]
50
4.
[
77
.1
0
Φ
4-
4.60[116.8]
4.200[106.68]
JP2
1.46[37.0]max
0.52[13.20]max
JP1
1234
CN3
CFMD with Cover
VR1
CN2
5
6
7
8
CN1
1
2
3
4
CN3
LED
JP2
1.46[37.0]max
0.52[13.20]max
JP1
Millimeters:x.x=±0.5 , x.xx±0.25
2.49[63.4]
0
Φ
4-
0.200[5.08]
2.000[50.80]
4.200[106.68]
]
50
4.
[
77
All Dimensions in Inches[mm]
.1
Tolerance Inches:x.xx=±0.02 , x.xxx=±0.010
0.248[6.31]
4.60[116.8]
1234
CN1&CN2
PIN CONNECTION
Function
Pin
1
+V Input
2
-V Input
Remote
3
Case
4
+V Output
5
+V Output
6
-V Output
7
-V Output
8
CN3
PIN CONNECTION
Function
Pin
-V Output
1
2
-Sense
+Sense
3
+V Output
4
*JP1:Short PIN1 & PIN2
*JP2:Short PIN3 & PIN4
CN3
7
REVISION: V10