
VKA100xs    Rev C    3/2001
Page 2
COMMON SPECIFICATIONS
Specifications typical at T
CASE 
= +40°C, nominal input voltage, rated output current unless otherwise specified.
Weight
85 (3.0)
g (oz.)
 TEMPERATURE
Operation/Specification
Storage
Shutdown Temperature
Thermal Impedance, case-ambient
   Lead Solder Temperature                                         10 Seconds max
Case Temperature
Case Temperature
Case Temperature
-40
-55
+100
+25
+25
+100
+125
+115
°C
°C
°C
°C/W
°C
7.1
+300
() See NOTES on page 3.
  PARAMETER
                               CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
Voltage Range
     VKA100LS
     VKA100MS
Maximum Input Current
  VKA100LS
  VKA100MS
Reflected Ripple Current
Input Ripple Rejection
No Load Input Current LS/MS
Power Dissipation LS/MS
  No Load
  Standby, Primary On/Off Disabled LS/MS
Inrush Charge
     VKA100LS
  VKA100MS
Quiescent Operating Current
   Primary On/Off Disabled
              18
              33                              48                             75                           VDC
          24
     36
                 VDC
V
IN
 = 16VDC
V
 = 27VDC
Peak - Peak
  DC to 1KHz
7.4
4.4
A
A
20
60
    mA
   dB
mA
50
50/100
3.6/4.8
0.18/0.4
W
W
V
IN
 = V
IN
max.
0.520
0.360
mC
mC
8
12
mA
OUTPUT
Rated Power
Set point Accuracy
Line Regulation
Load Regulation
Output Temperature Drift
Output Ripple, p-p
Output Current Limit Inception
Output Short-Circuit Current (2)
Output Overvoltage Limit
Transient  Response
     Peak Deviation
     Settling Time
0
100
1
0.05
0.05
W
%
%
%
High Line to Low Line
No Load to Rated Load
0.02
0.02
±.02
1%
%/°C
V
OUT
, Nom
l
OUT
, Nom
l
OUT
, Nom
V
DC to 20MHz BW
130%
110%
135%
test
125%
50 to 100% Load Step
di/dt = 0.1A/
μ
Sec
V
OUT
, 1% of Nominal Output
2%
100
V
OUT
, Nom
μ
Sec
ISOLATION
Input to Output
Input to Baseplate
Output to Baseplate
Resistance
Capacitance
Leakage Current
Peak Test for 2 Seconds
1500
1500
  500
   10
VDC
VDC
VDC
M
pF
μ
A, rms
2000
180
V
ISO
 = 240VAC, 60Hz
GENERAL
Efficiency, Line, Load, Temp. (3)
Switching Frequency
Remote Sense Compensation
Output Voltage Adjust Range 
-12 V & higher(4)
Remote On/Off Control Inputs
  Primary
       Sink Current-Logic Low
       Vlow
       Vhigh0
   Turn-on Time
400
420
440
0.5
KHz
V
-50% / +25%
 V
OUT
, Nom
Open Collector/Drain
1.0
0.4
mA
V
Open Collector
12.5
Within 1% of Rated Output
10.0
mSec