JCK50 Series
50 Watts
• Regulated Single Output
• 2:1 Input Range
• 2” x 1” Package
• 1600 VDC Isolation
• Operating Temperature -40 °C to +95 °C
• Remote On/Off
• High Power Density
• Optional Heatsink
• Six-sided Metal Case
• 3 Year Warranty
DC-DC Converter
xxx Series
Dimensions:
JCK50:
2.00 x 1.00 x 0.45” (50.8 x 25.4 x 11.5 mm)
Models & Ratings
Input voltage
Output voltage
3V3
5V
12 V
15 V
3V3
5V
12 V
15 V
3V3
5V
12 V
15 V
Output current
10.00 A
10.00 A
4.17 A
3.33 A
10.00 A
10.00 A
4.17 A
3.33 A
10.00 A
10.00 A
4.17 A
3.33 A
Input current
(1,2)
No load
Full load
110 mA
200 mA
60 mA
60 mA
70 mA
90 mA
40 mA
40 mA
50 mA
60 mA
40 mA
40 mA
3.06 A
4.68 A
4.68 A
4.68 A
1.51 A
2.29 A
2.29 A
2.29 A
0.76 A
1.13 A
1.14 A
1.17 A
Overvoltage
Protection
3.9 V
6.2 V
15.0 V
18.0 V
3.9 V
6.2 V
15.0 V
18.0 V
3.9 V
6.2 V
15.0 V
18.0 V
Maximum
capacitive load
(3)
26000 µF
17000 µF
3300 µF
2200 µF
26000 µF
17000 µF
3300 µF
2200 µF
26000 µF
17000 µF
3300 µF
2200 µF
Efficiency
90%
89%
89%
89%
91%
91%
91%
91%
91%
92%
91%
92%
Model number
(4)
JCK5012S3V3
JCK5012S05
JCK5012S12
JCK5012S15
JCK5024S3V3
JCK5024S05
JCK5024S12
JCK5024S15
JCK5048S3V3
JCK5048S05
JCK5048S12
JCK5048S15
9-18 V
18-36 V
36-75 V
Notes
1. Input currents measured at nominal input voltage.
2. Input current is typically 5.0 mA at nominal input voltage
when output is turned off using remote on/off.
3. Maximum capacitive load is per output.
4. Add suffix “-HK” for optional heatsink.
Mechanical Details
Optional Heatsink (-HK)
0.10
(2.54)
0.40
0.40
(10.16) (10.16)
0.10
(2.54)
0.45
(11.5)
1.0 (25.4)
Heat Sink
Thermal Pad
0.10
(2.59)
0.02
(0.5)
Print
Face
Converter
0.69
(17.6)
Pin Connections
Pin
1
2
3
4
5
6
2.0
(50.8)
4
5
6
0.10
(2.54)
Bottom View
0.10
(2.54)
0.10
(2.54)
5.08
(0.20)
0.60
(15.24)
1
2
3
Dia
0.04
(1.0)
2.0
(50.8)
Top
6.00
(0.24)
Single
+Vin
-Vin
Remote On/Off
+Vout
-Vout
Trim
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.1 lbs (45.0g) approx.
3. Tolerance: X.XX±0.01 (X.X±0.25)
X.XXX±0.005 (X.XX±0.13)
4. Pin Tolerance: ±0.002 (±0.05)
1
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JCK50 Series
Input
Characteristic
Input Voltage Range
Input Filter
Input Surge
Minimum
9
18
36
Internal Pi type
25
50
100
Remote On/Off
ON: Logic high (3.0-12 V) or open circuit
OFF: Logic low (<1.2 V) or short pin 2 to pin 3
Typical
Maximum
18
36
75
DC-DC Converter
Units
VDC
Notes & Conditions
12 V nominal
24 V nominal
48 V nominal
12 V models
VDC for 100 ms
24 V models
48 V models
Output
Characteristic
Output Voltage
Initial Set Accuracy
Output Trim
Minimum Load
Line Regulation
Load Regulation
Transient Response
Ripple & Noise
Overload Protection
Short Circuit Protection
Maximum Capacitive Load
Temperature Coefficient
0.02
%/ ˚C
120
±0.5
±0.5
±3.0
100
140
Minimum
3.3
Typical
Maximum
15
±1.0
±10
Units
VDC
%
%
A
%
%
% deviation
mV pk-pk
%
Continuous Trip & Restart (Hiccup mode), with auto recovery
See Models and Ratings table
Notes & Conditions
See Models and Ratings table
At full load
See Application Notes
No minimum load required
From minimum to maximum input at full load
From 0 to full load
Recovery within 1% in less than 250 µs for a 25% load
change.
20 MHz bandwidth. Measured using 1µF MLCC
General
Characteristic
Efficiency
Isolation: Input to Output
Isolation: Input & Output to Case
Isolation Resistance
Isolation Capacitance
Switching Frequency
Power Density
Mean Time Between Failure
Weight
220
0.1 (45.0)
250/270
62.5
1600
1600
10
9
2000
Minimum
Typical
91
Maximum
Units
%
VDC
VDC
pF
kHz
W/in
3
Notes & Conditions
See Models and Ratings table
60 s
60 s
At 500 VDC
12 V input models / other models
MIL-HDBK-217F, +25 °C GB
Ω
kHrs
lb (g)
Environmental
Characteristic
Operating Temperature
Storage Temperature
Case Temperature
Thermal Protection
Humidity
Cooling
Thermal Impedance to Air
9.5/8.5
°C/W
115
95
Minimum
-40
-40
Typical
Maximum
+95
+125
+110
Units
°C
°C
°C
°C
%RH
Measured at centre of case
Non-condensing
Natural convection
No heatsink / with heatsink
Notes & Conditions
See Derating Curve.
EMC: Emissions
Phenomenon
Conducted
Standard
EN55022
Test Level
Class A
Notes & Conditions
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2
JCK50 Series
EMC: Immunity
Phenomenon
ESD
Radiated
EFT/Burst
Surge
Conducted
Standard
EN61000-4-2
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
Test Level
±8 kV air discharge, ±6 kV contact
10 V/m
±2 kV
±1 kV
10 V rms
DC-DC Converter
Criteria
A
A
A
A
A
Notes & Conditions
With external capacitor,
suggested part is CHEMI-CON KY 220 µF/100V
With external capacitor,
suggested part is CHEMI-CON KY 220 µF/100V
Safety Approvals
Safety Agency
UL
CSA
Safety Standard
UL60950-1, UL62368-1
CAN/CSA C22.2 No.60950-1
Notes & Conditions
Mechanical Details
Optional Heatsink (-HK)
0.10
(2.54)
0.40
0.40
(10.16) (10.16)
0.10
(2.54)
0.45
(11.5)
1.0 (25.4)
Heat Sink
Thermal Pad
0.10
(2.59)
0.02
(0.5)
Print
Face
Converter
0.69
(17.6)
Pin Connections
Pin
1
2
3
4
5
6
2.0
(50.8)
4
5
6
0.10
(2.54)
Bottom View
0.10
(2.54)
0.10
(2.54)
5.08
(0.20)
0.60
(15.24)
1
2
3
Dia
0.04
(1.0)
2.0
(50.8)
Top
6.00
(0.24)
Single
+Vin
-Vin
Remote On/Off
+Vout
-Vout
Trim
Notes
1. All dimensions are in inches (mm)
2. Weight: 0.1 lbs (45.0g) approx.
3. Tolerance: X.XX±0.01 (X.X±0.25)
X.XXX±0.005 (X.XX±0.13)
4. Pin Tolerance: ±0.002 (±0.05)
Application Notes
Derating Curve
100
Output Power (%)
75
50
25
without heatsink
with heatsink
-40
-20
0
20
40
50 56
60
70
80
85 95
100 120
Ambient Temperature (°C)
3
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JCK50 Series
Application Notes
External Output Trimming
DC-DC Converter
6
3
Ru
6
3
Trim Up
5
JCK50
Bottom View
Trim Down
2
1
Rd
5
JCK50
Bottom View
2
1
4
4
Trim Down Resistor Values (Rd)
Models
3V3
5V
12V
15V
1%
Voutx0.99
315.932 kΩ
230.566 kΩ
327.351 kΩ
433.811 kΩ
2%
Voutx0.98
172.257 kΩ
106.182 kΩ
142.100 kΩ
174.916 kΩ
3%
Voutx0.97
112.528 kΩ
64.301 kΩ
83.928 kΩ
100.946 kΩ
4%
Voutx0.96
79.806 kΩ
43.281 kΩ
55.470 kΩ
65.907 kΩ
5%
Voutx0.95
59.153 kΩ
30.643 kΩ
38.591 kΩ
45.468 kΩ
6%
Voutx0.94
44.930 kΩ
22.207 kΩ
27.418 kΩ
32.077 kΩ
7%
Voutx0.93
34.539 kΩ
16.177 kΩ
19.477 kΩ
29.96 k
8%
Voutx0.92
26.616 kΩ
11.651 kΩ
13.542 kΩ
15.596 kΩ
9%
Voutx0.91
20.374 kΩ
8.129 kΩ
8.939 kΩ
10.165 kΩ
10%
Voutx0.90
15.330 kΩ
5.310 kΩ
5.264 kΩ
5.842 kΩ
Trim Down Resistor Values (Ru)
Models
3V3
5V
12V
15V
1%
Voutx1.01
544.612 kΩ
244.527 kΩ
371.425 kΩ
347.293 kΩ
2%
Voutx1.02
184.034 kΩ
113.776 kΩ
183.645 kΩ
178.523 kΩ
3%
Voutx1.03
103.305 kΩ
70.631 kΩ
117.623 kΩ
115.235 kΩ
4%
Voutx1.04
67.715 kΩ
49.142 kΩ
83.929 kΩ
82.084 kΩ
5%
Voutx1.05
47.676 kΩ
36.274 kΩ
63.489 kΩ
61.683 kΩ
6%
Voutx1.06
34.824 kΩ
27.707 kΩ
49.767 kΩ
47.863 kΩ
7%
Voutx1.07
25.880 kΩ
21.592 kΩ
39.919 kΩ
37.863 kΩ
8%
Voutx1.08
19.297 kΩ
17.010 kΩ
32.508 kΩ
30.336 kΩ
9%
Voutx1.09
14.249 kΩ
13.447 kΩ
26.728 kΩ
24.430 kΩ
10%
Voutx1.10
10.255 kΩ
10.598 kΩ
22.094 kΩ
19.682 kΩ
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27 Nov 17
