
VKA150MS Rev C 1/2004
2
Product: www.cdpoweronline.com
SPECIFICATIONS, ALL MODELS
Specifications are at T
CASE = +40°C Nominal Input Voltage unless otherwise specified.
INPUT
OUTPUT
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT
Rated Power
150
W
Set point Accuracy
1
%
Line Regulation
High Line to Low Line
0.02
0.05
%
Load Regulation
No Load to Rated Load
0.2
0.5
%
Output Temperature Drift
±.02
±.05
%/°C
Output Ripple, p-p
DC to 20MHz BW
1.5%
VOUT, Nom
Output Current Limit Inception
105%
130%
150%
lOUT, Nom
Output Short-Circuit Current
120%
150%
lOUT, Nom
Output Overvoltage Limit
120%
140%
VOUT, Nom
Transient Response
50 to 100% Load Step
Peak Deviation
di/dt = 0.1A/
Sec
2
3%
VOUT, Nom
Settling Time
VOUT, 1% of Nominal Output
75
100
Sec
NOTES: (1) See Typical Performance Curves, page 3
(2) Continuous Mode
(3) See graphs for Efficiency vs. Output Load, V
IN, TCASE
(4) 3.3V Models Limited in Trim Down Range
(5) Consult Factory for Details
GENERAL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISOLATION
Input to Output
Peak Test for 2 Seconds
1500
VDC
Input to Baseplate
1500
VDC
Output to Baseplate
500
VDC
Resistance
10
M
Capacitance
2000
pF
Leakage Current
VISO = 240VAC, 60Hz
180
A, rms
GENERAL
Switching Frequency
400
420
440
KHz
Remote Sense Compensation
0.5
V
Output Voltage Adjust Range
5V
-40% / +10%
VOUT, Nom
12V
-50% / +10%
VOUT, Nom
15V
-50% / +10%
VOUT, Nom
24V
-50% / +10%
VOUT, Nom
Remote On/Off Control Inputs
Primary
Open Collector/Drain
Sink Current-Logic Low
1.0
mA
Vlow
0.4
V
Vhigh
Open Collector
Turn-on Time
Within 1% of Rated Output
5.0
8.0
mSec
Weight
3 (85)
oz (g)
TEMPERATURE
Operation/Specification
Case Temperature
-40
+25
+100
°C
Storage
Case Temperature
-55
+25
+125
°C
Shutdown Temperature
Case Temperature
+100
+115
°C
Thermal Impedance, case-ambient
8.2
°C/W
Lead Solder Temperature
10 Seconds max
+300
°C
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
Voltage Range
48
75
VDC
Maximum Input Current
VIN = 30VDC
6.6
A
Reflected Ripple Current
Peak - Peak
550
mA
Input Ripple Rejection
DC to 1KHz
50
60
dB
No Load Input Current MS
100
mA
Power Dissipation MS
No Load
4.8
W
Standby, Primary On/Off
Disabled MS
0.4
W
Inrush Charge
VIN = VINmax
0.360
mC
Quiescent Operating Current
Primary On/Off Disabled
8
12
mA