K Series Data Sheet
150 Watt DC-DC and AC-DC Converters
Part Number Description and Product Marking
C K 2 5 40 -9 E R D3 T B1
Input voltage range
V
i:
8 - 35
14 - 70
20 - 100
28 - 140
44 - 220
67 - 385
85 - 264 VAC or 88 - 372
VDC ................A
VDC .............. B
VDC .............. F
VDC ................C
VDC ................D
VDC .............. E
VDC................ L
Series................................................................................K
Number of outputs ........................................................1, 2
Single output models:
Nominal voltage output 1 (main output),
V
o1 nom
5.1 V ......0, 1, 2
12 V ................3
15 V ............4, 5
24 V ................6
Other voltages ............7, 8
Other specifications for
single output models ......01 - 99
Double output models:
Nominal voltage output 1 and 2
12, 12V ......................................................................20
15, 15V ......................................................................40
24, 24V ......................................................................60
Other specifications and additional features ......70 - 99
Operational ambient temperature range
T
A:
–25 to 71 °C................-7
–40 to 71 °C................-9
Other
1
....-0, -5, -6
Auxiliary functions and options:
Inrush current limitation ................................................E
3
Output voltage control input ..........................................R
2
Potentiometer (output voltage adjustment) ....................P
2
Save data signal (D0 - DD, to be specified) ..................D
4
ACFAIL signal (V0, V2, V3, to be specified) ..................V
4
Current sharing ................................................................T
Cooling plate standard case ..........................................B1
Cooling plate for long case (220 mm)
1
..........................B2
1
2
3
4
1
Customer-specific models.
Feature R excludes option P and vice versa.
Option E available for CK, DK, EK, and LK models; mandatory for all -9 model types.
Option D excludes option V and vice versa; Option V available for K1001 models only.
Example:
CK2540-9PD3: DC-DC converter, input voltage range 28 - 140 V, double output, each providing 15 V/5 A, equipped with
potentiometer and undervoltage monitoring option. Ambient temperature –40 to 71 °C.
Product Marking
Basic type designation, applicable approval marks, CE mark, warnings, pin allocation, Power-One patents, and company logo.
Identification of LEDs, test sockets, and potentiometer.
Specific type designation, input voltage range, nominal output voltages and currents, degree of protection, batch no., serial no., and
data code including production site, modification status, and date of production.
APR 26, 2006 revised to MAY 15, 2006
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