Page 2
VKP100xT
REV A
10/2000
OUTPUT 1
OUTPUT 2
OUTPUT 3
PARAMETER
CONDITIONS
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
UNITS
Output Power
50
100
25
50
25
50
W
Set Point Voltage
T
CASE = 25°C, IO Max
3.3
12.2
V
Output Current, I
OUT
0.5
15
30.3
2.1
4.2
2.1
4.2
A
Output Ripple, p-p (see fig. 10)
DC to 20MHz
100
200
150
250
150
250
mV
Output Adjust Range
See Application Notes
3.15
4
Dependent on V1
V
Output Temperature Drift
.02
.05
.02
.05
.02
.05
%/°C
Line Regulation
V
IN, Min≤VIN≤VIN, Max
I
O = IO, Nom
.02
.05
0.6
.8
0.6
.8
%
Load Regulation
No Load to Rated Load
0.3
0.5
%
Current Limit Inception
Other Outputs No Load
38
5.8
A
Short-Circuit Current
30
33
5
5.8
3
5.8
A
Transient Response
50 to 100% Load Step
Peak Deviation
150
250
mV
Settling Time
V
OUT, 1% of VOUT, Nom
35
50
Sec
Overvoltage Limit
4.25
4.75
V
Efficiency
I
OUT1=15A, (IOUT2+IOUT3)= 4.2A
85
86
%
F.L. V
IN=Nominal
INPUT SPECIFICATIONS, ALL MODELS Specifications are at T
CASE = +40°C nominal input voltage unless otherwise specified.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Fusing
10
A
Voltage Range
VKP100LT Series
18
24
40
VDC
VKP100MT Series
33
48
75
VDC
Reflected Ripple Current
Peak - Peak
370
mA
Input Ripple Rejection
DC to 1KHz
50
60
dB
Maximum Input Current
Output Power = 100W
VKP100LT Series
V
IN = 16V
10
A
VKP100MT Series
V
IN = 30V
5
A
No Load Power Dissipation
P
OUT = 0, VIN, Min<VIN<VIN, Max
6W
Inrush Charge
VKP100LT Series
0.48
mC
VKP100MT Series
0.247
mC
Quiescent Operating Current
Primary On/Off Disabled
7.5
10
mA
Secondary On/Off Disabled
15
20
mA
VKP100xT312 OUTPUT SPECIFICATIONS Specifications are at T
CASE = +40°C nominal input voltage unless otherwise specified.
See Regulation Curves
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISOLATION
Input to Each Output
Peak Test
1500
VDC
Input to Baseplate
1500
VDC
Channel to Channel
Any Channel to Any Channel
500
VDC
Resistance, Input - Output
10
M
Capacitance, Input - Output
2000
pF
Leakage Current
V
ISO = 240V
AC
, 60Hz
180
A, rms
GENERAL
Set Point Accuracy
V
IN = Nominal, 50% Load
1
%
Turn-on Time
Within 1% of Nominal V
OUT
3.5
5
mSec
Remote On/Off Control Inputs
Primary
Open Collector/Drain
Sink Current-Logic Low
V
IN = VMAX
7mA
Vlow
1V
Vhigh
Open Collector
Secondary
Open Collector/Drain
Sink Current-Logic Low
100
A
Vlow
0.7
V
Vhigh
2V
External Synchronization Input
Frequency
440
520
KHz
Pulse Width
250
400
nSec
Source Impedence
47
Input High Voltage
4
5
V
Input Low Voltage
0
1
V
Input Impedance
470
Switching Frequency
470
480
490
KHz
Weight
85 (3)
g (oz)
TEMPERATURE
Case Temperature
Operation/Specification
-40
+100
°C
Storage
-55
+125
°C
Shutdown
+100
+115
°C
Thermal Inpedance
Case to Ambient
8.2
°C/W
COMMON SPECIFICATIONS, ALL MODELS Specifications are at T
CASE = +40°C nominal input voltage unless otherwise specified.