DC DC
60 Watts
JCK Series
•
•
•
•
•
•
•
2:1 Input Range
Very High Power Density
High Efficiency
Remote On/Off
1600 VDC Isolation
OCP, OVP & OTP Functions
3 Year Warranty
Up to 92%
xppower.com
Specification
Input
Input Voltage Range
Input Current
Input Reflected
Ripple Current
Undervoltage Lockout
Input Surge
• 24 V (18-36 VDC),
48 V (36-75 VDC)
• See table
• 20 mA pk-pk through 12 µH inductor,
5 Hz to 20 MHz
• 24 V models: ON 17.8 V, OFF 16 V typical
48 V models: ON 33.5 V, OFF 30.5 V typical
• 24 V models 50 VDC for 100 ms
48 V models 100 VDC for 100 ms
General
Efficiency
Isolation
• See table
• 1600 VDC Input to Output
1600 VDC Input to Case
1600 VDC Output to Case
• 2000 pF typical
• 270 kHz typical
• 37.5 W/in
3
• >110 kHrs min to MIL-HDBK-217F
at 25 ˚C, GB
Isolation Capacitance
Switching Frequency
Power Density
MTBF
Output
Output Voltage
Output Voltage Trim
Minimum Load
Line Regulation
Load Regulation
Setpoint Accuracy
Start Up Time
Ripple & Noise
Transient Response
See table
±10%
No minimum load required
±0.5% max
±0.5% max
±1%
30 ms typical
75 mV for 3V3 +5 V models,
100 mV for other models (see note 2)
• 3% max deviation, recovery to within
1% in <250 µs for a 25% load change
• 0.02%/˚C
•
•
•
•
•
•
•
•
Environmental
Operating Temperature
Case Temperature
Cooling
Operating Humidity
Storage Temperature
•
•
•
•
•
-40 ˚C to +85 ˚C, see derating curve
+105 ˚C max
Natural convection
5-95% RH, non-condensing
-40 ˚C to +125 ˚C
EMC
Emissions
ESD Immunity
Radiated Immunity
EFT/Burst
Surge
Conducted Immunity
Magentic Field
• EN55022 class A conducted & radiated
with no external components
• EN61000-4-2, 4 kV contact discharge,
Perf Criteria B
• EN61000-4-3, 3 V/m, Perf Criteria A
• EN61000-4-4, level 1, Perf Criteria A*
• EN61000-4-5, level 1, Perf Criteria A
• EN61000-4-6, 3 Vrms, Perf Criteria A
• EN61000-4-8, 1 A/m, Perf Criteria A
Temperature
Coefficient
Overvoltage Protection
• 3.3 V models: 3.9 V typical
5 V models: 6.2 V typical
12 V models: 15 V typical
15 V models: 18 V typical
Overload Protection
• 115-130% of output current
Short Circuit Protection
• Trip & restart (Hiccup mode),
auto recovery
Remote On/Off
• On = Logic High (>3.0) or Open
Off = Logic Low (<1.2 V) or short pin 2
to 3
*External input capacitor required, 220 µF/100 V.
Models and Ratings
Input Voltage
Output Voltage
3.3
5.0
12.0
15.0
3.3
5.0
12.0
15.0
V
V
V
V
V
V
V
V
Output Current
14.0
12.0
5.0
4.0
14.0
12.0
5.0
4.0
A
A
A
A
A
A
A
A
Input Current
(1)
No Load
Full Load
80 mA
2151 mA
100 mA
2762 mA
40 mA
2793 mA
40 mA
2793 mA
50
60
40
40
mA
mA
mA
mA
1075
1389
1397
1397
mA
mA
mA
mA
Maximum
Capacitive Load
36000
20400
3550
2300
36000
20400
3550
2300
µF
µF
µF
µF
µF
µF
µF
µF
91%
92%
91%
91%
91%
92%
91%
91%
JCK60
Efficiency
Model Number
JCK6024S3V3
JCK6024S05
JCK6024S12
JCK6024S15
JCK6048S3V3
JCK6048S05
JCK6048S12
JCK6048S15
DC DC
18-36 VDC
36-75 VDC
Notes
1. Input current specified at nominal input.
2. Measured with 1 µF ceramic capacitor in parallel with a 10 µF electrolytic
across output rails and 20 MHz bandwidth.
3. For heatsink option, add ‘-HK’ to the end of the part number
Mechanical Details
0.3
0.2
0.3
0.2
(7.62) (5.08) (7.62) (5.08)
Optional heatsink (-HK)
Dia. 0.04 (1.0)
0.4
(10.16)
0.2
(5.08)
4
0.64
(16.3)
5
6
7
8
Printed Face
50.8
(2.0)
45.7
(1.8)
Bottom View
2.00
(50.80)
PIN CONNECTIONS
Pin
Single
1
+Vin
2
-Vin
3
Remote On/Off
4
-Sense
5
+Sense
6
+Vout
7
-Vout
8
Trim
Notes
1
5.08
(0.2)
50.8 (2.0)
2
10.16
(0.4)
27.9 (1.1)
3
0.24
(6.0)
Thermal Pad
1.
2.
3.
4.
5.
All dimensions are in inches (mm).
Weight: 0.154 lbs (70 g) approx
Pin diameter: 0.04 ±0.002 (1.0 ±0.05)
Pin pitch tolerance: ±0.014 (±0.35)
Case tolerance: ±0.02 (±0.5)
Application Notes
Derating Curve
External Output Trim
7
100%
75%
without heat-sink
with heat-sink
R trim-up
8
6
R
trim-up
=
(R2 + R3) x R
TU
(R2 + R3) - R
TU
-R4
Where:
R
TU
=
R1 x (R2 + R3) x K
V
REQ
x R3 - (R2 + R3) x K
Load (%)
50%
25%
R trim-down
-40
-20
0
20
40
55
60
80
85
100
R
trim-down
=
R1 x R
TD
R1 - R
TD
-R4
Where:
R
TD
=
R3 x (V
REQ
- K)
K
K
1.24
2.495
2.495
2.495
-R2
Ambient Temperature (
º
C)
8
Model
JCK60XXS3V3
JCK60XXS05
JCK60XXS12
JCK60XXS15
R1
8200
5100
7500
8200
R2
330
22
6200
6800
R3
5100
5100
3600
3000
R4
24000
15000
20000
24000
Remote Sense
If Remote Sense is not required, the +Sense and -Sense pins should be locally connected to +Vout and -Vout respectively. Remote sense can compensate for a total
volt drop of 10%. When remote sense is used, output power must not exceed rated power.
29-Oct-13
Microcontroller MCU
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