DC DC
15 Watts
JCK Series
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2:1 Input Range
Industry Standard Package
1500 VDC Isolation
xppower.com
Continuous Short Circuit Protection
High Efficiency
up to 89%
40 °C to +100 °C Operating Temperature
3 Year Warranty
Specification
Input
• 12 V (9-18 VDC)
24 V (18-36 VDC)
48 V (36-75 VDC)
Input Current
• See table
Input Reflected
• 20 mA rms through 12 µH inductor,
Ripple Current
5 Hz to 20 MHz
Under Voltage Lockout
• 12 V models On 8.6 V, Off 7.9 V typical
24 V models On 17.8 V, Off 16 V typical
48 V models On 33.5 V, Off 30.5 V typical
Input Surge
• 12 V models 30 VDC for 100 ms
24 V models 50 VDC for 100 ms
48 V models 100 VDC for 100 ms
Input Voltage Range
General
Efficiency
Isolation Voltage
• See table
• 1600 VDC Input to Output,
optional 3500 V (see note 4)
1600 VDC Input to Case
1600 VDC Output to Case
• 1200 pF typical
• 10
9
Ω
min
• 300 kHz typical
• 18.75 W/in
3
• >1.1 MHrs to MIL-HDBK-217F
at 25 °C, GB
Isolation Capacitance
Isolation Resistance
Switching Frequency
Power Density
MTBF
Output
Output Voltage
Minimum Load
Line Regulation
Load Regulation
Cross Regulation
Setpoint Accuracy
Start Up Delay
Start Up Rise Time
Ripple & Noise
Transient Response
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See table
No minimum load required
±0.5% max
±0.5% max for single and dual outputs
except ±0.8% for D03 versions
±5% max on dual output models
(see note 2)
±1.0% max
<20 ms
<5 ms
75 mV pk-pk max (see note 3)
±3% max deviation, recovery to within 1%
in 250 µs for a 25% load change
0.02%/°C
Environmental
Operating Temperature
• -40 °C to +100 °C, derate from 100% load
at +70 °C to 0% load at +100 °C
Case Temperature
• +100 °C max
Storage Temperature
• -40 °C to +125 °C
Cooling
• Convection-cooled
Operating Humidity
• Up to 95% RH, non-condensing
EMC
Emissions
• EN55022, Class A conducted
& radiated with external components,
see application note
• EN61000-4-2, 8 kV air, 6 kV contact,
Perf Criteria A
• EN61000-4-3 10 V/m, Perf Criteria A
• EN61000-4-4 level 3, Perf Criteria B*
• EN61000-4-5 level 2, Perf Criteria B*
• EN61000-4-6 10 V/rms,Perf Criteria A
• EN61000-4-8 1 A/m, Perf Criteria A
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Magnetic Field
Temperature
•
Coefficient
Overload Protection
• >140% of full load at nominal input
Short Circuit Protection
• Trip & restart (hiccup mode) with
auto recovery
Maximum Capacitive
• See table
Load
*External input capacitor required 220 µF/100 V.
Models and Ratings
Input
Voltage
Output
Voltage
3.3 V
5.0 V
12.0 V
9-18 VDC
15.0 V
±3.3 V
±5.0 V
±12.0 V
±15.0 V
3.3 V
5.0 V
12.0 V
18-36 VDC
15.0 V
±3.3 V
±5.0 V
±12.0 V
±15.0 V
3.3 V
5.0 V
12.0 V
36-75 VDC
15.0 V
±3.3 V
±5.0 V
±12.0 V
±15.0 V
Notes
1. Measured at nominal input voltage.
2. When one output is set at 100% load and other varied between 25% and
100% load.
3. Measured with 20 MHz bandwidth and 1 µF ceramic capacitor across output rails.
JCK15
Output
Current
3.00 A
3.00 A
1.250 A
1.000 A
±1.500 A
±1.500 A
±0.625 A
±0.500 A
3.000 A
3.000 A
1.250 A
1.000 A
±1.500 A
±1.500 A
±0.625 A
±0.500 A
3.000 A
3.000 A
1.250 A
1.000 A
±1.500 A
±1.500 A
±0.625 A
±0.500 A
Input Current
(1)
No Load
30 mA
30 mA
30 mA
30 mA
30 mA
30 mA
30 mA
30 mA
25 mA
25 mA
25 mA
25 mA
25 mA
25 mA
25 mA
25 mA
20 mA
20 mA
20 mA
20 mA
20 mA
20 mA
20 mA
20 mA
Full Load
1.03 A
1.52 A
1.45 A
1.44 A
1.03 A
1.50 A
1.45 A
1.45 A
0.52 A
0.75 A
0.72 A
0.72 A
0.52 A
0.75 A
0.72 A
0.72 A
0.26 A
0.38 A
0.36 A
0.36 A
0.26 A
0.38 A
0.36 A
0.36 A
Maximum
Capacitive Load
3300 µF
3300 µF
1000 µF
680 µF
±1000 µF
±1000 µF
±470 µF
±330 µF
3300 µF
3300 µF
1000 µF
680 µF
±1000 µF
±1000 µF
±470 µF
±330 µF
3300 µF
3300 µF
1000 µF
680 µF
±1000 µF
±1000 µF
±470 µF
±330 µF
Efficiency
82%
84%
88%
89%
82%
85%
88%
88%
82%
85%
89%
89%
82%
85%
88%
88%
82%
85%
89%
89%
82%
85%
88%
88%
Model Number
(4)
JCK1512S3V3
JCK1512S05
JCK1512S12
JCK1512S15
JCK1512D03
JCK1512D05
JCK1512D12
JCK1512D15
JCK1524S3V3
JCK1524S05
JCK1524S12
JCK1524S15
JCK1524D03
JCK1524D05
JCK1524D12
JCK1524D15
JCK1548S3V3
JCK1548S05
JCK1548S12
JCK1548S15
JCK1548D03
JCK1548D05
JCK1548D12
JCK1548D15
DC DC
4. For optional 3.5 kV isolation version, add suffix -H to part number
eg. JCK1524S12-H.
5. For heatsink option add ‘-HK’ to the end of the part number.
Mechanical Details
1.00
(25.40)
0.10
(2.54)
0.40
(10.16)
0.40
(10.16)
0.10
(2.54)
0.40
(10.16)
Optional heatsink (-HK)
0.64
(16.3)
0.60
(15.24)
DIA.
0.04
(1.00)
3
4
Bottom View
1
2
5
2.00
(50.80)
0.80
(20.32)
2.00
(50.80)
Pin
1
2
3
4
5
PIN CONNECTIONS
Single
Dual
+Vin
+Vin
-Vin
-Vin
+Vout
+Vout
No Pin
Com
-Vout
-Vout
0.60
(15.24)
0.40
(10.16)
0.40
0.20
(5.08) (10.16)
0.20
(5.08)
min
Thermal Pad
Notes
1. All dimensions are in inches (mm).
2. Weight: 0.07 lbs (30 g)
3. Pin diameter: 0.04 ±0.002 (1.0 ±0.05)
4. Pin pitch tolerance: ±0.014 (±0.35)
5. Case tolerance: ±0.02 (±0.5)
Embedded System
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